{"product_id":"voltage-regulator-44-9143-fit-thermo-king-sb-400-sb-210-30-sb-ii-sb-iii-50-max","title":"Voltage Regulator 44-9143 Fit Thermo King SB-400 SB-210 30 SB-II SB-III 50 MAX","description":"\u003ch2\u003eVoltage Regulator for Thermo King\u003c\/h2\u003e\u003cp\u003eThis voltage regulator, cross-referenced as 44-9143, manages electrical output for Thermo King refrigeration units, ensuring stable voltage delivery to the charging system. This voltage regulator is a direct replacement for Thermo King SB-400, SB-210, 30, SB-II, SB-III, and 50 MAX units. The voltage regulator 44-9143 is engineered to maintain consistent performance in demanding transport refrigeration applications.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis voltage regulator 44-9143 is an electrical component that controls the output of the alternator in Thermo King units, preventing overcharging and protecting the battery and electrical system. This voltage regulator is designed for Thermo King SB-400, SB-210, 30, SB-II, SB-III, and 50 MAX series. It provides reliable regulation for consistent power delivery in fleet and over-the-road refrigeration use.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eSolid-state regulation for precise voltage control\u003c\/li\u003e\n\u003cli\u003eDirect replacement for OEM part number 44-9143\u003c\/li\u003e\n\u003cli\u003eSealed housing resists moisture and vibration\u003c\/li\u003e\n\u003cli\u003eDesigned to handle continuous duty cycles in transport refrigeration\u003c\/li\u003e\n\u003cli\u003eCorrosion-resistant terminals for reliable electrical connection\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Thermo King SB-400\u003c\/li\u003e\n\u003cli\u003efor Thermo King SB-210\u003c\/li\u003e\n\u003cli\u003efor Thermo King 30\u003c\/li\u003e\n\u003cli\u003efor Thermo King SB-II\u003c\/li\u003e\n\u003cli\u003efor Thermo King SB-III\u003c\/li\u003e\n\u003cli\u003efor Thermo King 50 MAX\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eReplaces failed voltage regulators in Thermo King reefer units\u003c\/li\u003e\n\u003cli\u003eMaintains battery charge during long-haul operations\u003c\/li\u003e\n\u003cli\u003ePrevents electrical surges that damage sensitive components\u003c\/li\u003e\n\u003cli\u003eKeeps refrigeration running reliably in hot ambient conditions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number(s)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e44-9143\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Series\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSB-400, SB-210, 30, SB-II, SB-III, 50 MAX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVoltage Regulator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch4\u003eGood To Know\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Will this voltage regulator work on any Thermo King unit? \u003cstrong\u003eA:\u003c\/strong\u003e This voltage regulator is specifically match to the SB series and 30\/50 MAX models listed. Confirm your unit's model and serial number before ordering to ensure a proper fit.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e How do I know if my voltage regulator is faulty? \u003cstrong\u003eA:\u003c\/strong\u003e Symptoms include battery overcharging, erratic voltage readings, or dimming lights. Testing output voltage with a multimeter can confirm if the regulator is not holding a set level.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eSlight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.\u003c\/em\u003e\u003c\/p\u003e","brand":"Solid Spare","offers":[{"title":"Default Title","offer_id":45562662748246,"sku":"ZZ3F02248","price":41.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_0801ab77-7126-454f-9d83-c1199573b1c5.jpg?v=1789247082","url":"https:\/\/www.solidspare.com\/products\/voltage-regulator-44-9143-fit-thermo-king-sb-400-sb-210-30-sb-ii-sb-iii-50-max","provider":"Solid Spare","version":"1.0","type":"link"}