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LC Power

LC Power LC300SFX V3.21 SFX 250W (300W Peak) Silent PSU 80mm Fan (Retail)

SKU 6224 Brand LC Power EAN13 4260070122910
SFX PSU LC300SFX V3.21: 250W rated (300W peak), 80mm silent fan, >85% efficiency, active PFC. Connectors: 20+4 ATX, 4+4 CPU, 4x SATA, 2x PATA, 1x FDD, 1x 6-pin PCIe. Ideal for Mini-ITX/HTPC.
PSU (Power Supplies) - Wattage Under 400 W
PSU (Power Supplies) - Efficiency Rating Not Certified
PSU (Power Supplies) - Color Silver
PSU (Power Supplies) - Modularity Non-modular
PSU (Power Supplies) - PCIe GPU Connectors 1x 8/6 pins
PSU (Power Supplies) - Length Up to 140 mm
PSU (Power Supplies) - EPS CPU Connectors None

The LC-Power LC300SFX V3.21 is a compact SFX V3.21 power supply unit delivering 250W continuous power with a 300W peak capacity, perfect for Mini-ITX systems, HTPCs, and small form factor builds. Featuring an 80mm silent fan and rear ventilation grille, it ensures quiet operation with effective cooling even under load.

With >85% efficiency, active PFC for optimized power usage, and ultra-low standby consumption of 0.19W (ErP 2013 compliant), this grey non-modular PSU includes essential office connectors: 1x 20+4 pin ATX (35cm), 1x 4+4 pin CPU (35cm), 4x SATA (2x35/2x50cm), 2x PATA (65cm), 1x FDD (80cm), and 1x 6-pin PCIe (35cm). Multi-protections: OVP, OPP, SCP, OTP.

  • Form Factor: SFX V3.21, 63 x 125 x 101 mm, 0.843 kg (retail)
  • Rail Outputs: +3.3V/15A, +5V/15A (80W comb), +12V/17A (190W comb)
  • Certifications: CE, Haswell compatible
  • Cooling: 80mm fan, active
Total power250 W
Peak power300 W
Max output current (+3.3V)15 A
Max output current (+5V)15 A
Max output current (+12V)17 A
Combined +3.3V/+5V80 W
Combined +12V190 W
Power protection featuresOVP/OPP/SCP/OTP
Motherboard power connector20+4 pin ATX 35cm
CPU power connector1x 4+4 pin ATX12V 35cm
Number of SATA power connectors4 (2x35cm / 2x50cm)
Number of PATA power connectors2x 65cm
Peripheral (Molex/FDD) power connectors1x 80cm
PCI Express power connectors (6-pin)1x 35cm
Power supply unit (PSU) form factorSFX V3.21
Product colourGrey
Cooling typeActive
Fan diameter80 mm
Number of fans1
PFCActive
Efficiency>85%
Standby consumption0.19 W
Dimensions (HxWxD)63 x 125 x 101 mm
Weight (retail)0.843 kg