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Power supply atx 12v v 2.3. ATX12V standard

RUB 2,235

Chieftec 450W GPA-450S8 PSU

Cooling system - 1 fan. The minimum noise level is 24 dBA. ATX12V version - 2.3... Fan diameter - 120 mm. With overvoltage protection. With overload protection. The type of CPU connectors is 4-pin. The number of PCI-E connectors - 1. The number of 15-pin SATA connectors - 3. The number of 4-pin IDE connectors - 2. The 80 PLUS certificate is simple. The number of CPU connectors is 1. With short circuit protection. PFC is active. Power 450 W. The type of connector for the motherboard is 20 + 4 pin. The number of connectors 4-pin Floppy - 1. Current on the line +5 V Standby 2.50 A. Weight: 1.20 kg. Dimensions 150x87x140 mm.

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RUB 7,470

9% RUR 8,246

Deepcool DQ750ST 750W

With the number of PCI-E slots 4. With a current on the line +5 V Standby 3.00 A. Cooling system - 1 fan. PFC is active. CPU connectors type - 4 + 4 pin. Motherboard connector type - 24 pin. ATX12V version - 2.3. With the number of connectors 4-pin IDE 6. Overload protection. Fan diameter - 140 mm. Short circuit protection. With a power of 750 watts. Detachable cables. With the number of connectors 15-pin SATA 6. With the number of connectors CPU 1. Type of connectors PCI-E - 6 + 2 pins. 80 PLUS - Gold certificate. Overvoltage protection. Depth: 160 mm. With height: 86 mm. With a width: 150 mm. With a weight: 1.50 kg.

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RUB 2,230

Deepcool DN450 450W Power Supply

Motherboard connector type - 24 pin. Number of 4-pin IDE connectors - 3. Fan diameter - 120 mm. The 80 PLUS certification is simple. With overvoltage protection. ATX12V version - 2.3. CPU connectors type - 4 + 4 pin. With short circuit protection. Cooling system - 1 fan. Number of 15-pin SATA connectors - 5. PFC - active. Line current +5 V Standby 2.50 A. With overload protection. Power 450 W. Type of PCI-E connectors - 6 + 2 pin. The number of PCI-E slots - 1. The number of CPU slots - 1. Dimensions 150x86x140 mm.

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2 370 rub.

Thermaltake PS-LTP-0450NPCNEU-2 Power Supply

Overload protection. With a current on the line +5 V Standby 2.50 A. Type of CPU connectors - 4 + 4 pins. With the number of connectors 4-pin IDE 5. The type of connector for the motherboard - 20 + 4 pin. ATX12V version - 2.3. With the number of 15-pin SATA connectors 4. With fan speed, max. 2000 rpm With a power of 450 watts. Cooling system - 1 fan. With the number of 4-pin Floppy connectors 1. Short circuit protection. Overvoltage protection. PFC is active. Fan diameter - 120 mm. With height: 86 mm. Depth: 140 mm. With a width: 150 mm.

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2 385 RUB

Chieftec power supply GPA-500S8 500W

Type of PCI-E connectors - 8-pin. Cooling system - 1 fan. Fan diameter - 120 mm. With overvoltage protection. The minimum noise level is 24 dBA. ATX12V version - 2.3. The number of CPU connectors is 1. With short circuit protection. PFC is active. The type of CPU connectors is 4-pin. Power 500 W. Number of 15-pin SATA connectors - 3. With overload protection. Line current +5 V Standby 2.50 A. Number of 4-pin IDE connectors - 2. Type of motherboard connector - 20 + 4 pin. Number of 4-pin Floppy connectors - 1.With width: 150 mm. With height: 86 mm. Depth: 140 mm.

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2 385 RUB

Chieftec GPC-500S 500W PSU

With the number of CPU connectors 1. Cooling system - 1 fan. Fan diameter - 120 mm. Overvoltage protection. With a current on the line +5 V Standby 2.50 A. ATX12V version - 2.3. The 80 PLUS certification is simple. With a power of 500 watts. With the number of PCI-E connectors 1. With the number of 4-pin IDE connectors 2. PFC - active. Overload protection. The type of CPU connectors is 4-pin. Type of PCI-E connectors - 6 + 2 pin. Motherboard connector type - 24 pin. With the number of connectors 15-pin SATA 4. Protection against short circuits. Depth: 140 mm. Width: 150 mm. Height: 87 mm. Weight: 1.50 kg.

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RUB 2,680

Chieftec GPA-550S 550W PSU

Fan diameter - 120 mm. CPU connectors type - 4 + 4 pin. The number of CPU slots - 1. The number of PCI-E slots - 2. With short circuit protection. ATX12V version - 2.3. Power 550 W. Line current +5 V Standby 2.50 A. Number of 15-pin SATA connectors - 3. Number of 4-pin Floppy connectors - 1. Type of motherboard connector - 24 pin. Cooling system - 1 fan. PFC is active. With overload protection. Number of 4-pin IDE connectors - 2. With overvoltage protection. With a width: 150 mm. With height: 86 mm. Depth: 140 mm. With a weight: 1.50 kg.

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RUB 2 695

Chieftec 500W GPS-500A8 PSU

Cooling system - 1 fan. With the number of connectors 4-pin Floppy 1. With a minimum noise level of 33 dBA. With a power of 500 watts. With the number of 4-pin IDE connectors 2. ATX12V version - 2.3. Fan diameter - 120 mm. With the number of PCI-E slots 1. Surge protection. Short circuit protection. The type of connector for the motherboard is 20 + 4 pin. With the number of 15-pin SATA connectors 3. With a line current of +5 V Standby 2.50 A. The 80 PLUS certificate is simple. The type of CPU connectors is 4-pin. With the number of CPU slots 1. Overload protection. PFC is active. Depth: 140 mm. With a height: 87 mm. With a width: 150 mm. With a weight: 1.50 kg.

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RUB 2,775

Chieftec power supply GPE-400S 400W

With overvoltage protection. Line current +5 V Standby 2.50 A. Number of PCI-E slots - 1. ATX12V version - 2.3... PFC is active. 80 PLUS certified - Bronze. With short circuit protection. Motherboard connector type - 24 pin. Power 400 W. Cooling system - 1 fan. Fan diameter - 120 mm. The number of 15-pin SATA connectors is 4. With overload protection. Number of 4-pin IDE connectors - 2. Type of PCI-E connectors - 6 + 2 pin. The type of CPU connectors is 4-pin. Number of 4-pin Floppy connectors - 1. Dimensions 150x87x140 mm.

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RUB 3 195

Chieftec CPS-500S 500W PSU

PFC is active. Short circuit protection. With the number of 4-pin IDE connectors 2. With a line current of +5 V Standby 2.50 A. With the number of 15-pin SATA connectors 6. ATX12V version - 2.3. CPU connectors type - 4 + 4 pin. With a power of 500 watts. Overload protection. Motherboard connector type - 24 pin. Fan diameter - 120 mm. Cooling system - 1 fan. With the number of CPU slots 1. With the number of PCI-E slots 2. Overvoltage protection. 80 PLUS certified - Bronze. With a width: 150 mm. With height: 86 mm. Depth: 140 mm. With a weight: 1.50 kg.

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RUB 3,200

Deepcool DA500 500W Power Supply

With overvoltage protection. CPU connectors type - 4 + 4 pin. The number of 4-pin Floppy connectors - 1. The number of 4-pin IDE connectors - 3. ATX12V version - 2.3. Line current +5 V Standby 2.50 A. Cooling system - 1 fan. Motherboard connector type - 24 pin. With overload protection. The number of CPU connectors - 1. The number of 15-pin SATA connectors - 5. With short circuit protection. The number of PCI-E slots is 2. Power is 500 W. PFC is active. Fan diameter - 120 mm. 80 PLUS certified - Bronze. With height: 86 mm. Depth: 140 mm. With a width: 150 mm. With a weight: 1.50 kg.

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RUB 3,185

Deepcool DA600 600W PWM Power Supply

Cooling system - 1 fan. Overload protection. Overvoltage protection. ATX12V version - 2.3... Fan diameter - 120 mm. Motherboard connector type - 24 pin. PFC is active. Short circuit protection. With a power of 600 watts. With a current on the line +5 V Standby 2.50 A. With the number of PCI-E connectors 4. With the number of CPU connectors 1. Type of CPU connectors - 4 + 4 pin. With the number of connectors 4-pin IDE 3. Type of connectors PCI-E - 6 + 2 pin. 80 PLUS certified - Bronze. With the number of 15-pin SATA 5 connectors. Depth: 140 mm. Height: 86 mm. Width: 150 mm. Weight: 1.50 kg.

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RUB 3,215

Power supply unit Zalman ZM500-GSII 500W

With short circuit protection. The number of 15-pin SATA connectors is 6. Power is 500 W. Cooling system - 1 fan. The number of 4-pin IDE connectors is 4. ATX12V version - 2.3. The number of PCI-E slots is 2. PFC - active. Fan diameter - 120 mm. The type of PCI-E connectors is 6-pin. With overvoltage protection. CPU connectors type - 4 + 4 pin. With overload protection. Number of 4-pin Floppy connectors - 1. Type of motherboard connector - 20 + 4 pin. The number of CPU connectors - 1. Current on the +5 V Standby line 2.50 A. With a depth of 140 mm. With height: 86 mm. With a width: 150 mm. With a weight: 1.90 kg.

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RUB 3,430

Thermaltake PS-TRS-0650NPCWEU-2 650W Power Supply

With a current on the line +5 V Standby 2.50 A. Cooling system - 1 fan. With 4-pin Floppy connectors. 1. PFC - active. With 4-pin IDE connectors 4. ATX12V version - 2.3. Fan diameter - 120 mm. With the number of CPU connectors 1. Type of CPU connectors - 4 + 4 pin. Overload protection. The 80 PLUS certification is simple. The type of connector for the motherboard is 20 + 4 pin. With a power of 650 watts. Overvoltage protection. Short circuit protection. With the number of 15-pin SATA 5 connectors. With a depth: 140 mm. With height: 86 mm. With a width: 150 mm. With a weight: 1.32 kg.

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3 420 RUB

PSU Chieftec GPS-700A8 700W Black

Power 700 W. With short circuit protection. Number of 15-pin SATA connectors - 6. Cooling system - 1 fan. The number of PCI-E slots is 2. ATX12V version - 2.3. PFC is active. Fan diameter - 120 mm. The minimum noise level is 41 dBA. With overvoltage protection. With overload protection. Number of 4-pin Floppy connectors - 1. Number of 4-pin IDE connectors - 2. 80 PLUS certificate - simple. The type of connector for the motherboard is 20 + 4 pin. The number of CPU connectors - 1. Current on the line +5 V Standby 2.50 A. Weight: 1.50 kg. Dimensions 150x87x140 mm.

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RUB 3,430

Power supply unit Zalman ZM500-TX 500W

With a current on the line +5 V Standby 2.50 A. Cooling system - 1 fan. With 4-pin Floppy connectors. 1. PFC - active. With the number of CPU slots 1. ATX12V version - 2.3. With the number of PCI-E connectors 2. Type of CPU connectors - 4 + 4 pin. Overload protection. The 80 PLUS certification is simple. With the number of connectors 4-pin IDE 3. Type of connector for the motherboard - 20 + 4 pin. Fan diameter - 140 mm. With a power of 500 watts. Overvoltage protection. Short circuit protection. The backlight color is blue. With the number of 15-pin SATA 5 connectors. With a height: 86 mm. With a width: 150 mm. Depth: 157 mm. With a weight: 2.10 kg.

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According to the generally accepted definition, a computer power supply is the power component of the system that provides power to the rest of the PC. From the point of view of circuitry, the PSU is a module for converting AC power network 100-127V (USA, Japan and Taiwan, as well as in some places in South America) or 220-240V (Europe and most other countries of the world) into direct current with levels voltage acceptable to power the computer components.

A power supply is only one of the components of a computer system, so its key characteristics are defined as one of the many recommendations for systems of a certain form factor, and not vice versa. For example, it is the standard form factor ATX (Advanced Technology Extended), developed by Intel in 1995, that determines the dimensions and other characteristics of the power supply, and not the PSU that determines the shape of ATX systems.

Initially, power supplies designed for work in desktop computer systems, for the most part, were calculated in accordance with the requirements of the ATX12V standard. This was the case until the version of the standard ATX12 V 2.2 (released in March 2005), after which it was decided to combine in a single document the requirements for all common form factors of desktop platforms, including CFX12V, LFX12V, ATX12V, SFX12V and TFX12V. Over time, a document appeared " DesignGuideforDesktopPlatformFormFactors, Revision 1.1 "(March 2007), relevant to this day.

For reference: the form factors of computers are determined mainly by the format of the motherboards, the dimensions of some of them are given below in millimeters:

  • WTX - 356x425
  • AT - 350x305
  • Baby-AT - 330x216
  • BTX- 325x266
  • ATX- 305x244
  • LPX - 330x229
  • microBTX - 264x267
  • microATX - 244х244
  • microATX (minimum) - 171x171
  • FlexATX - 229x191
  • Mini-ITX - 170x170
  • Nano-ITX - 120x120
  • Pico-ITX - 100x72
  • PC / 104 (-Plus) - 96x90
  • mobile-ITX - 60x60

Thus, if you see a reference to "compliance with the ATX12V 2.3 standard" in the specifications of a power supply, keep in mind that such a document does not exist in nature. The last separately presented document was ATX12V 2.2, and the version marking "2.3" denotes compliance with the requirements of the subclause "ATX12V Specific Guidelines 2.3" in the aforementioned document of the desktop platform design guide, version 1.1, common to all desktop form factors.

Although ATX12V is only a subset of other PC form factors, we usually refer to this standard when talking about desktop systems. Unless, of course, we are talking about miniature "TV gadgets" for watching videos, compact office machines, server systems and other special cases that do not fit into the definition of a home or gaming desktop system. Today we are talking about ATX12V power supplies.

It should also be noted that the publication of new standards for power supplies does not cancel previous recommendations and requirements, but, as a rule, only toughens them. Therefore, today we will study the ATX12V 2.2 standard, and in addition to it, the additions "ATX12V Specific Guidelines 2.3" from the "Design Guide for Desktop Platform Form Factors, Revision 1.1" document.

The requirements of these documents can be called sufficient for choosing a power supply model suitable for designing the system as a whole, however, if we talk about designing a modern system, at least one more document must be taken into consideration - the 80PLUS recommendations.

And that's why.

One way or another, part of the power supplied to the PC is dissipated directly by the power supply itself during its operation. For example, the total power consumption of the system is about 500 W and the efficiency of the power supply at the level of 75% in practice means that the power supply unit spends on itself a quarter of the energy consumed. About 125 W - and this is the power of a decent soldering iron, they go to the PSU to "heat" itself! If the PSU has a higher efficiency - say, 87%, the cost of paying for electricity, as well as cooling the system, can be significantly reduced.

Another interesting example. Let's say you have planned to buy a "stock" power supply. You never know ... The choice fell on a unit of kilowatt power. Doesn't your pocket fit? Maybe, but not in the case of power supplies. Imagine how a 1 kW power supply unit will "behave" in a system whose maximum load, even at its peak, does not exceed 500 W, at most - 600 W. A rare modern system - even on a 6-core processor and a pair of powerful video cards, consumes a lot of power.

RUB 920

Accord ACCORD ACC-350-12 350W Power Supply

Cooling system - 1 fan. The type of connector for the motherboard is 20 + 4 pin. Fan diameter - 120 mm. Line current +5 V Standby 2.50 A. ATX12V version - 2.2. Power 350 W. The type of PCI-E connectors is 6-pin. Number of 4-pin IDE connectors - 1. Number of 4-pin Floppy connectors - 1. Number of 15-pin SATA connectors - 4. Number of PCI-E connectors - 1. Number of CPU connectors - 1. Type of CPU connectors - 4-pin. With overvoltage protection. With overload protection. Dimensions 150x86x140 mm.

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575 r

ExeGate ATX-AA350 350W Gray EX253681RUS power supply

Overload protection. ATX12V version - 2.2... With a maximum noise level of 30 dBA. Cooling system - 1 fan. Overvoltage protection. With the number of CPU slots 1. With a power of 350 W. Fan diameter - 80 mm. The type of connector for the motherboard is 20 + 4 pin. Short circuit protection. With the number of 15-pin SATA 2 connectors. With +5 V Standby line current 2.50 A. With the number of 4-pin IDE connectors 1. With a depth of 140 mm. With height: 86 mm. With a width: 150 mm. With a weight: 0.75 kg.

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RUB 2 190

The type of connector for the motherboard is 20 + 4 pin. Fan diameter - 120 mm. Number of 4-pin IDE connectors - 5. With overvoltage protection. The number of 15-pin SATA connectors - 2. ATX12V version - 2.2. Power 500 W. The type of CPU connectors is 4-pin. Cooling system - 1 fan. PFC is active. Line current +5 V Standby 2.50 A. With short circuit protection. Number of 4-pin Floppy connectors - 1. Weight: 1.50 kg. Dimensions 150x86x140 mm.

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RUB 2 240

FSP 500W Power Supply (ATX-500PNR-I)

Short circuit protection. With a line current of +5 V Standby 2.50 A. With the number of 15-pin SATA connectors 2. With the number of 4-pin Floppy connectors 1. The type of connector for the motherboard is 20 + 4 pin. With a power of 500 W. ATX12V version - 2.2. With the number of connectors 4-pin IDE 5. Type of connectors CPU - 4-pin. Cooling system - 1 fan. Overvoltage protection. PFC is active. Fan diameter - 120 mm. With a width: 150 mm. With height: 86 mm. Depth: 140 mm. With a weight: 1.50 kg.

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RUB 2,260

Power supply unit 500W FSP ATX-500PNR-I (gray)

Cooling system - 1 fan. Fan diameter - 120 mm. With overvoltage protection. The number of 4-pin Floppy connectors - 1. The number of 15-pin SATA connectors - 2. Power 500 W. ATX12V version - 2.2. The type of CPU connectors is 4-pin. PFC is active. Number of 4-pin IDE connectors - 5. With short circuit protection. Current on the line +5 V Standby 2.50 A. Type of connector for the motherboard - 20 + 4 pin. With height: 86 mm. With a width: 150 mm. Depth: 140 mm. With a weight: 1.50 kg.

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RUB 1,463

7% $ 20

ATX FSP ATX-300PNR Power Supply (20 + 4pin, 12cm Fan, Low noise, SATA, Connector)

With the number of 15-pin SATA 2 connectors. With a line current of +5 V Standby 2.50 A. Cooling system - 1 fan. Fan diameter - 120 mm. Overload protection. With a power of 300 W. ATX12V version - 2.2. With the number of CPU connectors 1. The type of connector for the motherboard is 20 + 4 pin. Short circuit protection. With the number of 4-pin Floppy connectors 1. With the number of 4-pin IDE connectors 2. The type of CPU connectors is 4-pin. Overvoltage protection. Width: 86 mm. Height: 150 mm. Depth: 140 mm. Weight: 1.14 kg.

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RUB 2,790

Power supply unit FSP 500W (500-PNR) v.2.2, A.PFC, 230 V, 20 + 4 pin, fan 12 cm 9PA500AG01

Fan diameter - 120 mm. Number of 4-pin IDE connectors - 5. Number of 15-pin SATA connectors - 2. Number of 4-pin Floppy connectors - 1. Type of CPU connectors - 4-pin. Power 500 W. ATX12V version - 2.2. Current on the line +5 V Standby 2.50 A. Type of connector for the motherboard - 20 + 4 pin. Cooling system - 1 fan. PFC is active. With short circuit protection. With overvoltage protection. Depth: 140 mm. With height: 86 mm. With a width: 150 mm. With a weight: 1.50 kg.

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RUB 2,276

FSP ATX-500PNR power supply

Cooling system - 1 fan. With a power of 500 W... Fan diameter - 120 mm. The type of CPU connectors is 4-pin. Overvoltage protection. ATX12V version - 2.2. The type of connector for the motherboard is 20 + 4 pin. With a line current of +5 V Standby 2.50 A. With the number of 4-pin IDE connectors 5. With the number of 15-pin SATA connectors 2. With the number of 4-pin Floppy connectors 1. Short circuit protection. PFC is active. With height: 86 mm. With a width: 150 mm. Depth: 140 mm. With a weight: 1.50 kg.

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RUB 950

Exegate Power supply unit ExeGate UN400 400W EX244553RUS

With overload protection. Current on the line +5 V Standby 2.50 A. Type of connector for the motherboard - 20 + 4 pin. The minimum noise level is 20 dBA. ATX12V version - 2.2. Power 400 W. Number of 4-pin IDE connectors - 1. Type of PCI-E connectors - 6-pin. With overvoltage protection. With short circuit protection. Cooling system - 1 fan. Fan diameter - 120 mm. The number of 4-pin Floppy connectors - 1. The number of 15-pin SATA connectors - 4. Weight: 0.85 kg. Dimensions 150x86x140 mm.

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RUB 599

ExeGate ATX-AB350 350W EX219182RUS / 251753 power supply

The type of CPU connectors is 4-pin. ATX12V version - 2.2... Overload protection. With 15-pin SATA 2 connectors. With a power of 350 W... The type of connector for the motherboard is 20 + 4 pin. Overvoltage protection. Short circuit protection. Fan diameter - 80 mm. With a current on the line +5 V Standby 2.50 A. Cooling system - 1 fan. With the number of 4-pin Floppy connectors 1. With the number of 4-pin IDE connectors 2. With a height: 86 mm. Depth: 140 mm. With a width: 150 mm. With a weight: 0.75 kg.

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RUB 8,440

ATX12V version - 2.2... The maximum noise level is 37 dBA. With overvoltage protection. Type of PCI-E connectors - 6 + 2 pin. The number of 15-pin SATA connectors is 8. Power 750 W. With detachable cables. Line current +5 V Standby 2.00 A. Cooling system - 1 fan. The type of connector for the motherboard is 20 + 4 pin. With overload protection. CPU connectors type - 4 + 4 pin. Number of 4-pin IDE connectors - 8. With short circuit protection. The minimum noise level is 20 dBA. Number of CPU connectors - 1. Number of 4-pin Floppy connectors - 2. PFC - active. Fan diameter - 140 mm. 80 PLUS certified - Bronze. With height: 86 mm. Depth: 160 mm. With a width: 150 mm. With a weight: 1.50 kg.

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8 640 rub.

Corsair TX 750W PSU (CP-9020131-EU)

ATX12V version - 2.2... Cooling system - 1 fan. Overload protection. Overvoltage protection. Fan diameter - 140 mm. The type of connector for the motherboard is 20 + 4 pin. With a power of 750 W. PFC is active. Short circuit protection. Type of PCI-E connectors - 8-pin. With the number of 4-pin IDE connectors 8. With the number of 4-pin Floppy connectors 2. With the number of CPU connectors 1. Type of CPU connectors - 8-pin. The 80 PLUS certification is simple. With a current on the line +5 V Standby 3.00 A. With the number of 15-pin SATA connectors 8. Width: 160 mm. Height: 86 mm. Depth: 150 mm.

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RUB 7 490

13% RUR 8 600

Power supply unit 750W Corsair TX750M CP-9020131-EU (black)

With short circuit protection. ATX12V version - 2.2... Cooling system - 1 fan. The maximum noise level is 37 dBA. The number of 4-pin Floppy connectors is 2. Power 750 W. PFC is active. With overvoltage protection. CPU connectors type - 4 + 4 pin. With overload protection. Current on the +5 V Standby line 2.00 A. Number of 4-pin IDE connectors - 8. PCI-E connectors type - 6 + 2 pins. The type of connector for the motherboard is 20 + 4 pin. Fan diameter - 140 mm. The minimum noise level is 20 dBA. Number of 15-pin SATA connectors - 8. With detachable cables. 80 PLUS certified - Bronze. The number of CPU connectors - 1. With a height: 86 mm. Depth: 160 mm. With a width: 150 mm. With a weight: 1.50 kg.

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RUB 1,942

9% RUR 2 141

Power supply ATX FSP ATX-450PNR-I 450W (20 + 4 pin, 12sm fan, SATA) Low Noise

The type of CPU connectors is 4-pin. ATX12V version - 2.2... With a current on the line +5 V Standby 2.50 A. Cooling system - 1 fan. With 15-pin SATA 2 connectors. With a power of 450 W. With 4-pin Floppy connectors 1. With 4-pin IDE connectors 4. Fan diameter - 120 mm. The type of PCI-E connectors is 6-pin. With the number of CPU slots 1. Overload protection. The type of connector for the motherboard is 20 + 4 pin. Overvoltage protection. Short circuit protection. Depth: 140 mm. With height: 86 mm. With a width: 150 mm. With a weight: 1.16 kg.

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RUB 6,790

SeaSonic Bronze SS-600ET APFC 0.99 power supply; non-modular, Fan 120mm, S2FC ATX

With short circuit protection. ATX12V version - 2.2... Type of PCI-E connectors - 8-pin. Number of 15-pin SATA connectors - 6. Cooling system - 1 fan. Power 600 W. The minimum noise level is 25 dBA. PFC is active. Fan diameter - 120 mm. With overvoltage protection. CPU connectors type - 4 + 4 pin. With overload protection. Number of 4-pin Floppy connectors - 1. Type of motherboard connector - 20 + 4 pin. The maximum noise level is 39 dBA. The number of connectors 4-pin IDE - 6. Certified 80 PLUS - Bronze. The number of PCI-E slots - 1. The number of CPU slots - 1. Fan speed, max. 2200 rpm Line current +5 V Standby 2.50 A. Dimensions 150x86x140 mm.

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RUB 2,428

FSP ATX-450PNR-I power supply

FSP ATX-450PNR-I 450W power supply

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And the compatibility of the power supply with a UPS (uninterruptible power supply).
The ATX form factor standard defines the size, design and other characteristics of the power supply, as well as the allowable voltage tolerances under load. We will consider this standard.
At the moment, there are such versions of the ATX standard:

  1. ATX 1.3
  2. ATX 2.0
  3. ATX 2.2
  4. ATX 2.3

The main differences between the versions of the ATX standards are the introduction of newer connectors and new power lines. In the first series, the +5 V line was mainly used, and in the second +12 V.

Details about the ATX power supply versions

One of the main developers of the ATX form factor is the company. All documentation is located on the official website www.formfactors.org, they describe the requirements for manufacturers of motherboards, power supplies and cases. Requirements and recommendations for power supplies are regulated by a document called ATX12V Power Supply Design Guide (PSDG).

The ATX12V standard was released in the transition to the new NetBurst architecture. The main innovation in ATX12V, compared to ATX 1.3, was the change of power supply from + 12V, not from + 5V, and the addition of a new 4-pin + 12V power connector (there should not be a connector if the maximum possible + 12V current is less than 10A).


ATX 1.1 versions , was introduced in August 2000. There is no mention of versions 1.0, 1.2 on the official website, but information about them can be read on other resources.


ATX 1.1 Power Supply Connectors

ATX version 1.3 was released in April 2003. Compared to the previous version 1.1, new current requirements were introduced, the -5V voltage was removed, the PS_ON # signal processing requirements were added, and a mention of the power cable for.


ATX 1.3 Power Supply Connectors


ATX version 2.0
, compared to version ATX 1.3, has been significantly modified. First of all, in terms of currents - the power consumption was increased by + 12V and decreased by +3.3 and + 5V. The standardization of 350W and 400W power supplies has been introduced (if above 300W, then 16 AWG wires are recommended). The ATX power cable was replaced with a 24-pin instead of a 20-pin, and also +3.3, +5, + 12V, COM (ground), power for devices and a power cable for.
The 24-pin ATX connector is fully compatible with 20-pin ATX, both mechanically and electrically.

In versions ATX 2.01 and ATX 2.2, the standardization of the 450W power supply was introduced; simplified requirements for currents on lines + 3.3V, + 5V, + 12V; increased efficiency requirements for + 5V stand by.


ATX 2.x Power Supply Connectors

The most important consumers of electricity are processors and video cards, the power supply of which passes through the +12 V line. with a power of 400 W, then we will "get an imbalance" of the voltages. The +12 V power line will sink, and the +5 V line will outweigh. And as a consequence - self-rebooting of the computer (either at startup or at load), blue screens of death, shutdown of the computer, etc. The problem is that old power supplies have a +5 V main line, and a +12 V line is needed for the processor and video card, which turned out to be completely overloaded.

Whose products are being developed in Germany, it offers on the Russian market a wide range of products for users, including power supplies, cases for desktop computers, as well as gaming peripherals, both in the middle and top market segments.

While the Cougar GX-F PSUs are 80-Plus Gold certified high quality and efficient power converters, they fall within the reasonable mid-range for the best value for money.

The Cougar GX-F family of power supplies includes three models, the GX-F 550W, GX-F 650W, and GX-F 750W, with power ratings of 550, 650, and 750 watts, respectively.

SilverStone Launches ST30SF V2.0 Compact Power Supply

Taiwan-based SilverStone is well known for its distinctive chassis, power supplies and cooling systems. She is quite conservative about the appearance of her products, preferring strict forms and shades, and also, as a rule, adheres to the continuity of design within one series. Based on this, it is not surprising that the manufacturer endowed the new 300-watt SFX power supply unit with the already "occupied" name ST30SF and inherited its appearance from the 2013 model (ST30SF V1.0). Simply put, under the name SilverStone ST30SF V2.0, in an inconspicuous black case, there is not just an upgraded power supply unit, but a completely different product.

The block is made in a case with sides of 125 mm, 100 mm and 63.5 mm and weighs 1 kg. It is united with its predecessor by the presence of the 80 PLUS Bronze energy efficiency certificate, compliance with the ATX12V v2.4 standard and the integration of protection against overcurrent, overvoltage and short circuit. The novelty, most likely, uses the OEM platform not from FSP (ST30SF V1.0 base), but from another manufacturer. This is indicated by the following circumstances:

  • the new model has additional protection mechanisms - against overpower and undervoltage;
  • a different range of permissible ambient temperature (0-40 ° C, not 10-50 ° C);
  • new current values ​​for all lines (+3.3 V, +5 V, +12 V, + 5VSB, -12 V).

Tom "s Hardware believes that this time SilverStone has resorted to Enhance engineers. The new 300W SFX PSU design approach benefits from a more reliable + 12V (25A / 300W) line and better protection against ST30SF V2.0 internal testing also showed a slight increase in efficiency in 230 V networks relative to the old model - from 84-87% to 85-88%. Not without a few fly in the ointment: in extreme heat (> 40 ° C) a unit with a V2.0 prefix is ​​more prone to loss of power, in addition, it is less resistant to overload along the +3.3 V and 5 V lines (90 W in total, not 103 W, as in its predecessor) , and does not support semi-passive fan operation.

Instead of an 80mm fan, the SilverStone ST30SF V2.0 uses a Carlson with a 92mm impeller. Its maximum speed does not exceed 2200-2300 rpm, and the threshold of 1000 rpm is overcome only when the power supply unit is increased to 70-75% of the nominal value. The data on the noise level are not very informative: the minimum for V2.0 is 18 dBA, the maximum for V1.0 is 38 dBA.

The cables for ST30SF power supplies are non-removable, the configuration of the connectors is identical: one ATX, EPS12V, PCI-E Power (6 pins) and FDD Power, two 4-pin Molex and three SATA Power. The novelty from SilverStone was discovered by us on the pages of the online store

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