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120W Desktop Power Supply with C14 Input – PSA120U Series by Phihong | Industrial AC/DC Adapter
The PSA120U 120W Desktop C14 Adapter Series from Phihong is a high-performance, energy-efficient industrial AC/DC desktop power supply designed for industrial equipment, networking systems, test & measurement devices, and peripherals.
With a wide input range of 90–264VAC, high efficiency compliant with US DoE Level VI and EU ErP Lot 7 (2019/1782), this 120W industrial power adapter meets global regulatory standards.
The non-vented enclosed case ensures safe and reliable operation in demanding environments.
✔ Available Output Models
- 12V DC / 9.0A (11A peak) – 108W
- 24V DC / 5.0A (6A peak) – 120W
- 48V DC / 2.5A (3A peak) – 120W
- 56V DC / 2.14A (2.56A peak) – 119.84W
Perfect as:
- 12V 120W industrial power supply
- 24V desktop adapter
- 48V AC/DC power adapter
- 56V industrial switching power supply
🔹 Key Technical Features
Input:
- 90–264VAC universal input
- 47–63Hz
- IEC 60320 C14 inlet
- Ultra-low no-load power consumption (<0.14W)
Efficiency & Compliance:
- Up to 92.5% efficiency
- US DoE Level VI compliant
- EU CoC Ver 5 Tier 2
- ErP Lot 7 (EU 2019/1782)
Safety & EMC:
- FCC Part 15 Class B
- EN 55032 / CISPR 32 Class B
- IEC 60950-1 & IEC 62368-1
- 3000VAC isolation (Primary to Secondary)
Protection Features:
- Over-voltage protection
- Over-current protection (auto recovery)
- Continuous short circuit protection
- Over-temperature protection (latch mode)
🔹 Mechanical Data
- Dimensions: 152 × 73 × 37 mm
- Weight: 800 g
- DC connector: 2.5mm x 5.5mm x 10mm or 4-pin Mini DIN
- Cable length: 1000mm / 1500mm
Typical Applications
- Industrial electronics
- Networking equipment
- Automation systems
- Test & measurement devices
- OEM and embedded solutions
- PSA120U-120L6 : 12V / 9A
- PSA120U-240L6 : 24V / 6A
- PSA120U-480L6 : 48V / 3A



