Seasonic SS-460H1U 460W 1U 80 PLUS Power Supply

The Seasonic SS-460H1U is a 460 W 1U power supply built for industrial systems, combining 80 PLUS efficiency with a high-reliability ball bearing fan. Fully modular cables and easy-swap connectors make installation and maintenance straightforward, while Seasonic's Smart and Silent Fan Control (S2FC) keeps noise low during operation.

Key Features

• 80 PLUS efficiency rated
• High reliability ball bearing fan
• Fully modular cables with easy-swap connectors
• Seasonic Smart and Silent Fan Control (S2FC)
• Active Power Factor Correction (99% typical)
• Complies with the latest PFC harmonics standards (IEC1000-3-2 and EN61000-3-2)
• Protected against short circuit, over voltage and over power
• No minimum load requirement on the 3.3 V rail

Specifications

• Input type: 100–240 VAC
• Input frequency: 50 / 60 Hz
• Efficiency (220–240 V AC, full load): 83% typical
• Efficiency (100–120 V AC, full load): 80% typical
• Dielectric withstand, input to frame/ground: 1800 VAC, 1 sec
• Dielectric withstand, input to output: 1800 VAC, 1 sec
• Line regulation: ±1% typical
• Load regulation: ±5% typical
• Cross regulation: ±5% typical
• MTBF, full load @ 25 °C ambient (excl. DC fan): > 100,000 hours
• Active Power Factor Correction: 99% typical
• Total continuous power: 460 W

DC Outputs