{"product_id":"regulator-rectifier-25-403-23-s-for-kohler-ch640-ch735-ech440-lh685-lh775-engine","title":"Regulator Rectifier 25-403-23-S for Kohler CH640 CH735 ECH440 LH685 LH775 Engine","description":"\u003cstrong\u003eThis Regulator Rectifier is a high-quality aftermarket replacement part compatible with Kohler CH640, CH735, ECH440, LH685, LH775 engines and matches OEM Part# 25-403-23-S.\u003c\/strong\u003e\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThis replacement regulator rectifier ensures your engine's electrical system receives a stable voltage supply, protecting sensitive components and maintaining battery health.\u003c\/p\u003e\u003ch3\u003eKey Features \u0026amp; Performance\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage Regulation:\u003c\/strong\u003e Prevents battery overcharging and ensures consistent electrical output.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Fit:\u003c\/strong\u003e Designed as a bolt-on replacement for seamless installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat Resistance:\u003c\/strong\u003e Constructed to endure high operating temperatures in small engine environments.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Models:\u003c\/strong\u003e Kohler CH640, CH735, ECH440, LH685, LH775\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number(s):\u003c\/strong\u003e 25-403-23-S\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Type:\u003c\/strong\u003e Regulator Rectifier\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand Compatibility:\u003c\/strong\u003e Kohler\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Reference:\u003c\/strong\u003e 25-403-23-S\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Is this part compatible with other engine brands? \u003cstrong\u003eA:\u003c\/strong\u003e This specific unit is designed for the listed Kohler engine models and part numbers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Does it come with installation hardware? \u003cstrong\u003eA:\u003c\/strong\u003e This listing includes the regulator rectifier unit; please reuse existing mounting hardware.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cem\u003eCompatibility may vary by serial number. Verify fitment before purchase.\u003c\/em\u003e\u003c\/p\u003e","brand":"DURAFORCE","offers":[{"title":"Default Title","offer_id":53489780392209,"sku":"ZZ2T02933","price":158.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0250\/2446\/2929\/files\/12_5771780d-4ad6-49c5-9cfc-53932bb3ed46.jpg?v=1777728058","url":"https:\/\/www.duraforce.com\/products\/regulator-rectifier-25-403-23-s-for-kohler-ch640-ch735-ech440-lh685-lh775-engine","provider":"DURAFORCE","version":"1.0","type":"link"}