Industrial High Current Step Down Power-Supply with Fine Tuned Adjustable Output Voltage is an OEM electronics step down power supply board that allows you to connect up to 30V AC or DC on one side of the board and get DC  voltage (VDC) regulated on the other side. Every facility should have a few of these boards handy. The board will allow you to easily power your HVAC controller, interface board and low-voltage equipments components (i.e. 3VDC, 3.3VDC, 5VDC and 12VDC). Front mounted Terminal Block TB connector are included and makes it easy to use. 

 Standard Board (top) high current configuration with large Heat-Sink and four mounting screws

Note: 4-40 slotted screws are sold separately

or

1. Input AC or DC voltage

2. Output DC voltage

3. Output DC fine tune voltage Adjustment via multi-turn trimmer.

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