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The Cosel SNDBS400B03 is a compact DC-DC converter from the SNDBS series, designed for reliable power conversion in ITE (Commercial) applications. This open frame unit features a chassis mount type and delivers a stable 3.3V output voltage with a maximum wattage of 264W.
Key electrical specifications include an input voltage range of 200-400V DC, an efficiency of 79% typical, and an output current of 80A. The converter incorporates built-in overcurrent, overvoltage, and thermal protection circuits, along with remote ON/OFF functionality and remote sensing for enhanced control and safety. It operates within a temperature range of -20°C to 80°C with derating.
The physical dimensions are 222.3mm in length, 89.2mm in width, and 44.5mm in height. Safety agency approvals include CE and cURus, ensuring compliance with international standards. The SNDBS400B03 is suitable for applications requiring a robust and efficient DC-DC power solution.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The output voltage is 3.3V.
The maximum output wattage is 264W.
The input voltage range is 200-400V DC.
The typical efficiency is 79%.
The operating temperature is -20°C to 80°C with derating.
Yes, it works over 105% of rating and recovers automatically.
It uses chassis mount.