The Ablecom SP402-1S is a 400-watt internal switching power supply engineered for 1U server applications. It delivers regulated DC outputs across multiple voltage rails with a single cooling fan, operating from standard universal AC input. The unit provides stable power conversion in compact server chassis and rack environments requiring efficient, multi-rail distribution.
– Technical Specifications
Power Output
• Maximum output: 400 Watts
AC Input
• 100–240V~ at 8A maximum
• 50/60 Hz operation
DC Output Voltages and Currents
• +3.3V @ 30A
• +5V @ 30A
• +12V @ 15A
• +12VCPU @ 18A
• −12V @ 1.0A
• −5V @ 0.5A
• +5VSB @ 2A
Physical Design
• Single fan cooling
• Shipping weight: 12 lbs
– Key Features
• Wide input voltage range accommodates global power standards without external conversion
• Dedicated CPU rail (+12VCPU) supports high-current processor delivery
• Standby rail (+5VSB) enables low-power system states and remote management
• Negative voltage outputs support legacy analog and signal conditioning circuits
• Single-fan design optimizes thermal management for 1U form factor constraints
– Typical Applications
• 1U rackmount servers and appliances
• Compact server chassis requiring multi-rail DC distribution
• Systems demanding independent CPU power delivery and standby capability
– Compatibility & Integration
Designed specifically for 1U applications and server environments. The SP402-1S integrates internally within compatible chassis, providing the regulated power rails required by modern server architectures.
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