Specification: AVR for 7.5kw single phase gasoline or diesel generator Capacitor size 450V 680uF 5.5 inches / 140mm hole to hole on center Totally 6 Wires, 4 wires in one connector and 2 single wires For use with 4KW to 7.5KW rated power generator driven by gasoline engine from 9HP, 11HP,13HP and 14HP Also work with diesel generators Product Function Description: This product has undergone rigorous quality testing Durable and easy to install and replace The most cost-effective and best after-sales service Quality assurance that gives you peace of mind Features: .