Bloc d'alimentation LC-Power LC550 V2.31 550 W

The LC-Power LC550 V2.31 is a 550 W power supply unit for desktop PCs. It offers active Power Factor Correction (PFC), a 24-pin ATX motherboard connector with a 55 cm cable, multiple SATA power cable lengths (350, 550, 700, 850 mm), a 13.5 cm cooling fan and an 80 PLUS Titanium efficiency rating. The unit comes in a black casing and carries CE and TÜV certifications.

Advantages

The LC-Power LC550 V2.31 provides stable 550 W output with high energy efficiency thanks to its 80 PLUS Titanium certification. Active PFC improves power quality and reduces reactive current. The included 135 mm fan supports thermal management while the variety of SATA cable lengths and the 24-pin ATX connector simplify installation in different PC cases. CE and TÜV certifications confirm compliance with safety and quality standards.

Suitable for

• Home and office desktop PCs requiring a reliable 550 W PSU
• Systems where high energy efficiency and low power loss are important
• Builds needing flexible cable routing because of varied SATA cable lengths
• Users who prefer a compact black PSU with a 135 mm cooling fan

Key specifications

• Total power: 550 W
• Motherboard connector: 24-pin ATX (cable length 55 cm)
• 80 PLUS certification: 80 PLUS Titanium
• Fan diameter: 135 mm
• SATA power cables: lengths 350 mm, 550 mm, 700 mm, 850 mm
• Product colour: Black
• Weight: 3 kg
• Certifications: CE, TÜV

How to use

Install the LC-Power LC550 V2.31 into a compatible PC case following the case and motherboard manufacturer instructions. Connect the 24-pin ATX cable to the motherboard and use the supplied SATA cables for drives and peripherals, selecting appropriate cable lengths to minimize clutter. Ensure the PSU is securely mounted, attach mains power, and verify correct voltage settings if applicable. Power on the system and check that the fan operates and the system boots normally.

Recommendations

Place the power supply in a well-ventilated area of the case, keep intake and exhaust vents clear of dust, and use the SATA cable lengths that best match your drive locations to improve airflow and cable management.