Features 【VARIOUS PROTECTION】: Provide over current protection, over temperature protection, short circuit protection, input reverse connection protection, waterproof protection, low voltage protection 【60MM INSTALLATION HOLE DISTANCE】: The number of wires is 3 wires, with a fuse, and the installation hole distance is 60mm, which is convenient for installation and safe to use 【SUITABLE FOR AGRICULTURE】: AVR automatic voltage regulator is suitable for agriculture, possess high working efficiency 【FOR 178F 186F AIR COOLED DIESEL ENGINE】: The output voltage is greater than 12V, suitable for air cooled diesel engine model for 178F 186F 【GOOD HEAT DISSIPATION】: Aluminum shell, come with good heat dissipation, corrosion resistance and high texture Specification: Item Type: AVR Automatic Voltage Regulator Color: Gray Material: Aluminum Number of Wires: 3 Wires Output Voltage: Greater than 12V Protection Mode: With fuse Installation Hole Distance: Approx. 60mm / 2.36in Application Field: Agriculture Package List:1 x AVR Automatic Voltage Regulator Package List 1 x AVR Automatic Voltage Regulator