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The CUI Inc. VOF-40C-S48 is an open-frame AC-DC power supply designed for chassis mounting. It delivers a 48V DC output at up to 40W of power, with a maximum output current of 833 mA. The unit accepts a universal input voltage range of 85-264 VAC and operates at a switching frequency of 65 kHz.
Key electrical specifications include a typical efficiency of 87% at 230 VAC input, line regulation of ±0.5%, and load regulation of ±1%. It offers protections such as over-voltage, over-current, and short-circuit protection. The operating temperature range is -25°C to 70°C with derating.
With dimensions of 76.2mm x 50.8mm x 30.0mm, this power supply meets Class B EMI performance standards (CISPR32/EN55032) and is safety certified to IEC/EN/UL 62368-1. It is suitable for ITE (Commercial) applications.
The output voltage is 48 Vdc.
The maximum output power is 40W.
The input voltage range is 85-264 VAC.
The typical efficiency is 87% at 230 Vac input.
The dimensions are 76.2mm x 50.8mm x 30.0mm.
It is safety certified to IEC/EN/UL 62368-1.
The operating temperature range is -25°C to 70°C (With Derating).