## Electrosport ESR951 Voltage Regulator POLARIS 400/500 96-03 (2203636, 4060173) The Electrosport ESR951 voltage regulator is a modern, high-quality solution that replaces the unreliable OEM regulator on various Polaris models. It utilizes an efficient single-phase rectifier circuit and the latest generation voltage regulation circuit. ### Stable Voltage and Longer Battery Life The ESR951 provides a stable output voltage, meaning your battery receives the exact charge it needs at both low and high RPMs. This translates to a longer battery lifespan and trouble-free vehicle operation. ### Efficient Heat Dissipation A central aluminum heatsink effectively dissipates heat, preventing the regulator from overheating and ensuring long-lasting, reliable performance. The rectifier bridge inside the ESR951 is highly efficient and generates less heat than the OEM unit. ### Easy Installation and Robust Design For optimal heat dissipation, it is recommended to mount the regulator on a clean surface and tighten the bolts securely. The robust design of the Electrosport ESR951 regulator guarantees its resistance to vibrations and harsh operating conditions. ### Compatibility with Polaris Models: The ESR951 is compatible with a wide range of Polaris models manufactured between 1996 and 2003, including Big Boss, Magnum, Ranger, Scrambler, Sportsman, Worker, and Xplorer (full model list available in product specifications). Replaces OEM part numbers: 2203636, 4060173. ### Choose Electrosport Quality Electrosport is a renowned manufacturer of motorcycle and scooter parts, known for the high quality and reliability of its products. By choosing the Electrosport ESR951 voltage regulator, you are investing in peace of mind and ensuring your vehicle will operate flawlessly.