These pictures show the Boyer Power Box. This Power Box is 3 5/8" long, 2 1/2" wide and 1 3/8" thick. This Power Box will work with both Positive Ground and negative ground systems.
Input: Any permanent magnet alternator, single phase two or three wire, up to 180 Watts.
Output: 13/14 Volts DC (Charging 12 Volts).
Size: 66mm Long, 62mm Wide, 35mm High, 92mm x 66mm Mounting Flange.
Weight: 200 gms.
Mount the unit in free air: This can be in a battery box, but some air for cooling is required.
Use rubber vibration mounting for severe conditions.
Never connect the battery the wrong way round: A fuse must be placed in one of the battery connections.
When running without a battery: No fuse is required and it is in order to short the output to stop the engine.

The following wiring diagrams show how to wire in the Boyer Power Box.

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