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The CUI Inc. VFK400W-Q24-S12 is a high-power enclosed DC-DC converter designed for demanding applications. It delivers up to 400W of isolated output power with a single 12V output voltage and a maximum current of 33.3A. The converter operates within a wide 10-36Vdc input voltage range, offering flexibility in power source selection.
Key electrical specifications include 87% efficiency, ±1% line and load regulation, and ±1.5% voltage accuracy. It provides 1,500 Vdc isolation between input and output, input and case, and output and case. Protections include continuous short circuit, over current (110-150%), over voltage (115-140%), and over temperature shutdown.
This DC-DC converter is designed for chassis mounting, making it suitable for integration into various systems. It operates within an ambient temperature range of -40°C to 85°C. The rugged metal enclosure with an integrated heat sink aids in thermal management.
Applications for this converter include industrial automation, telecommunications, and other systems requiring reliable, high-power DC-DC conversion.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The input voltage range is 10~36 Vdc or 18~75 Vdc.
The output voltage is 12 Vdc.
The maximum output power is 400 W.
The efficiency is 87%.
The isolation voltage is 1500 Vdc.
It operates from -40°C to 85°C.
It is chassis mount.