OE Number:31600958682 Voltage Regulator Fitment: for Honda ATC200M 1984 for Honda Big Red 200ATC200ES 1984 for Honda Big Red 200ATC200E 1983 for Honda Big Red 200ATC200E 1982 Specification: Material:Metal Pin Number:4 This is a non-OEM product, accessory only! Include 1 pcs Voltage Regulator Rectifier Regulator Rectifier Features: 1.AC to DC : Converts alternating current (AC) generated by a generator into direct current (DC). 2.Voltage stabilization: Stabilizes the converted DC voltage within a safe and fixed range. Prevent under-charging, overheat or over-charging. 3.Electrical equipment protection: Prevents damage to sensitive electronic components, light bulbs, batteries, and other equipment from excessively high or low voltages. 4.Battery charging: Provides suitable and stable DC power to batteries, ensuring proper charging and extending their lifespan. 5.Interference reduction: Filtering components help isolate power grid interference from equipment, while also isolating equipment from power grid interference, ensuring stable current flow. Effects of Failed Regulator Rectifier: 1. Battery Damage: It will either not charge your battery or overcharge it. 2. Electrical Damage: It can send excess voltage, burning out lights and sensitive electronics. 3. Performance & Safety Risk: It causes poor engine running and creates a potential fire hazard from overheating.