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The CUI Inc. VGS-50W-12-B is an internal AC-DC power supply from the VGS-50W series, delivering 50 watts of power with a single 12V DC output at a maximum current of 4.2A. This power supply is designed for versatility, operating across a wide input voltage range of 85 to 305 VAC.
Key electrical specifications include an efficiency of 86% at 230 VAC, line regulation of ±0.5%, and load regulation of ±0.5%. It offers protections such as over-voltage, over-current, and short-circuit protection with auto-recovery features. The unit provides 4000 Vac isolation between input and output.
Mechanically, the VGS-50W-12-B is designed for chassis mounting with dimensions of 99.0mm x 82.0mm x 30.0mm. It operates within a temperature range of -30°C to 70°C with derating. The power supply meets safety standards including IEC/EN 62368-1 and IEC/EN 60335-1, and complies with CISPR/EN55032 Class B emissions standards.
The output voltage is 12 Vdc.
The maximum output current is 4.2 A.
The power rating is 50W.
The input voltage range is 85 to 305 VAC.
The typical efficiency is 86% at 230 Vac.
The operating temperature range is -30°C to 70°C with derating.
It is certified to UL/EN/IEC 62368 and designed to meet IEC/EN 61558 and IEC/EN 60335.