CIT M-400U 400W Micro ATX Silent PSU
Silent and dependable, the CIT M-400U 400W PSU features temperature control fan and ATX 12V compliance for stable power delivery.
The CIT M-400U 400W Micro ATX PSU is a reliable and quiet power supply unit, designed to meet the demands of a wide range of computer builds. With a maximum output of 400W, it provides stable and efficient power to your system, ensuring smooth operation whether you're upgrading an existing PC or building a new one.
Featuring a temperature-controlled fan, this PSU intelligently adjusts its cooling to maintain optimal performance while keeping noise levels to a minimum. Its 20+4 pin and 4-pin 12V main connectors offer broad compatibility with various motherboards and CPUs, making installation simple and versatile.
The unit includes a selection of output cables to suit a modern setup: 2x SATA, 4x 4-pin Molex, and 1x FDD, covering your drives and peripherals with ease. Built to be ATX 12V compliant, it is suitable for all kinds of CPU and motherboard combinations, providing a stable power delivery when you need it most.
Key Features
- Silent operation with temperature-controlled fan
- 400W maximum output power
- ATX 12V compliant for broad compatibility
- 20+4 pin and 4-pin 12V main connectors
- Outputs: 2x SATA, 4x 4-pin Molex, 1x FDD
- Fixed power supply output type
- Compact dimensions: 65x125x100mm (HxWxD)
This PSU is an excellent choice for anyone seeking a dependable, quiet, and cost-effective power supply for their computer, suitable for a variety of ITE applications. With its mix of connectors and stable output, it ensures your system runs reliably day in, day out.
- For powering Micro ATX computer systems
- For ITE (Information Technology Equipment) applications
- For computers with various CPUs and motherboards (ATX 12V compliant)
- Output Power Max: 400W
- Silent PSU with temperature control fan
- ATX 12V compliant
- Main Connectors: 20+4 pin and 4-pin 12V
- Outputs: 2x SATA, 4x 4-pin Molex, 1x FDD
- No. of Outputs: 7
- Output Voltage - Output 1 (3.3VDC): 18A
- Output Voltage - Output 2 (5VDC): 20A
- Output Voltage - Output 3 (12VDC): 21A
- Output Voltage - Output 4 (-12V): 300mA
- Input Voltage AC: 230V AC
- Power Supply Output Type: Fixed
- Dimensions (HxWxD): 65 x 125 x 100 mm
- Weight: 760 grams
- Output Voltage - Output 1: 3.3VDC
- Output Current - Output 1: 18A
- Output Voltage - Output 2: 5VDC
- Output Current - Output 2: 20A
- Output Voltage - Output 3: 12VDC
- Output Current - Output 3: 21A
- Output Voltage - Output 4: -12V
- Input Voltage AC Min: 230V
- Output Current - Output 4: 300mA
- Input Voltage VAC: 230V AC
- Input Voltage AC Max: 230V
- SVHC: No SVHC (04-Feb-2026)
Always follow local regulations and product guidance.
Free standard delivery on UK mainland orders. Express delivery options and international shipping available at checkout.
We offer a 30-day money-back guarantee on most products. For faulty items, contact us within 14 days for a replacement or refund.
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