Engine voltage regulator designed for reliable performance in agricultural applications. Compatible with models 178/186 KDE3500 5000 6500 6700. Equipped with 2 plugs and a total of 3 wires for easy installation. Ensures battery charging and generator output, ideal for maintenance and replacement. This is an engine voltage regulator, AVR, rectifier. Voltage: DC12V; Applicable area: agriculture; Accessories type: engine accessories. This engine voltage regulator is typically mounted on the engine and used to the battery. If your generator has no output and/or your battery isn't charging, this is the part that most likely needs replaced. Color: Silver Gray Material: Metal Package Contents: 1x Voltage Regulator Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.