Bloc d'alimentation LC-Power LC700SI V2.31 700 W

The LC-Power LC700SI V2.31 is a 700 W ATX power supply designed for desktop PCs. Certified 80 PLUS Standard, it provides stable power delivery with up to 700 W peak output and an efficiency around 85%. The unit accepts an AC input of 180–240 V, features a 20+4 pin ATX motherboard connector, and comes in a black housing with active cooling via a 140 mm fan. Cable lengths include a 55 cm motherboard cable and SATA leads of 480, 620 and 760 mm. CE and TÜV compliance confirm basic safety and regulatory conformity.

Advantages

The LC700SI V2.31 offers reliable 700 W peak power with 80 PLUS Standard efficiency, active cooling from a 140 mm fan, and a set of practical cable lengths for typical PC builds. Its 20+4 pin ATX connector and stable AC input range (180–240 V) make it compatible with standard desktop systems while meeting CE and TÜV safety standards.

Suitable for

• Home and office desktop PCs
• Entry-level to mid-range gaming builds
• System upgrades that require a 700 W ATX PSU
• Systems needing longer SATA cable reach

Key specifications

• Total power: 700 W
• Efficiency: 85% (80 PLUS Standard)
• Motherboard connector: 20+4 pin ATX
• AC input voltage: 180–240 V
• Fan diameter: 140 mm
• Cable lengths: motherboard 55 cm; SATA 480 mm, 620 mm, 760 mm
• Form factor: ATX
• Weight: 1.79 kg
• Colour: Black

How to use

Install the LC-Power LC700SI V2.31 into a compatible ATX case following standard PSU mounting procedures. Connect the 20+4 pin ATX cable to the motherboard, attach SATA power connectors to drives as required, and ensure the AC input matches the 180–240 V range. Secure all power connections before powering on the system and keep ventilation clear for the 140 mm fan.

Recommendations

For stable operation, use the LC700SI V2.31 in systems whose combined component power draw remains below the unit's rated output, allow sufficient airflow around the PSU, and perform periodic dust cleaning of the fan to maintain cooling efficiency.