{"title":"Coolant Booster Pumps","description":"\u003cp\u003eThe booster pump is why the back of the bus gets warm. Long coolant runs to rear and underseat heaters need more push than the engine water pump provides at idle — when the booster dies, the complaint is \"heat up front, cold in back.\" We stock 12V and 24V pumps and mounting kits.\u003c\/p\u003e\u003ch3\u003eFrequently asked questions\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eHow do I test a booster pump?\u003c\/strong\u003e\u003cbr\u003eWith the engine warm and heat on, the pump should be audibly running and both pump hoses hot. A hot inlet and cooler outlet, or a pump that hums without flow, means a stripped impeller — common on pumps run dry after a coolant loss.\u003c\/p\u003e","products":[{"product_id":"booster-pump-assembly-with-90-degree-fitting-12v-1099316-1001487641","title":"Kysor\/Bergstrom Booster Pump Assembly with 90 Degree Fitting, 12V 1099316 1001487641","description":"\u003cp\u003eKysor\/Bergstrom Booster Pump — Booster Pump Assembly with 90 Degree Fitting, 12V 1099316 1001487641.\u003c\/p\u003e\u003cp\u003eFits bus heating and coolant-loop systems using this Kysor\/Bergstrom component — commonly found on school bus, shuttle bus, and commercial bus installations.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eVoltage: 12V\u003c\/li\u003e\n\u003cli\u003ePart number: 1001487641\u003c\/li\u003e\n\u003cli\u003eCross references: 1099316\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNot sure this is the right part? Call the parts desk at 518-762-6267 with your bus make, body, and system brand — we verify fitment before it ships. Operated by Don Brown Bus Sales, Inc. Nationwide shipping, most orders out same or next business day.\u003c\/p\u003e","brand":"Kysor\/Bergstrom","offers":[{"title":"Default Title","offer_id":43950324842614,"sku":"1001487641","price":296.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0713\/6509\/9638\/files\/booster-pump-assembly-with-90-degree-fitting-12v-1099316-1001487641-air-conditioning-901.jpg?v=1785941230"},{"product_id":"booster-pump-assembly-12v-1099323-1001487655","title":"Kysor\/Bergstrom Booster Pump Assembly, 12V 1099323 1001487655","description":"\u003cp\u003eKysor\/Bergstrom Booster Pump — Booster Pump Assembly, 12V 1099323 1001487655.\u003c\/p\u003e\u003cp\u003eFits bus heating and coolant-loop systems using this Kysor\/Bergstrom component — commonly found on school bus, shuttle bus, and commercial bus installations.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eVoltage: 12V\u003c\/li\u003e\n\u003cli\u003ePart number: 1001487655\u003c\/li\u003e\n\u003cli\u003eCross references: 1099323\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNot sure this is the right part? Call the parts desk at 518-762-6267 with your bus make, body, and system brand — we verify fitment before it ships. Operated by Don Brown Bus Sales, Inc. Nationwide shipping, most orders out same or next business day.\u003c\/p\u003e","brand":"Kysor\/Bergstrom","offers":[{"title":"Default Title","offer_id":43950324908150,"sku":"1001487655","price":265.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0713\/6509\/9638\/files\/booster-pump-assembly-12v-1099323-1001487655-air-conditioning-427.jpg?v=1785941233"},{"product_id":"booster-pump-assembly-12v-1099322-1001487648","title":"Kysor\/Bergstrom Booster Pump Assembly, 12V 1099322 1001487648","description":"\u003cp\u003eKysor\/Bergstrom Booster Pump — Booster Pump Assembly, 12V 1099322 1001487648.\u003c\/p\u003e\u003cp\u003eFits bus heating and coolant-loop systems using this Kysor\/Bergstrom component — commonly found on school bus, shuttle bus, and commercial bus installations.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eVoltage: 12V\u003c\/li\u003e\n\u003cli\u003ePart number: 1001487648\u003c\/li\u003e\n\u003cli\u003eCross references: 1099322\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNot sure this is the right part? Call the parts desk at 518-762-6267 with your bus make, body, and system brand — we verify fitment before it ships. Operated by Don Brown Bus Sales, Inc. Nationwide shipping, most orders out same or next business day.\u003c\/p\u003e","brand":"Kysor\/Bergstrom","offers":[{"title":"Default Title","offer_id":43950325039222,"sku":"1001487648","price":282.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0713\/6509\/9638\/files\/booster-pump-assembly-12v-1099322-1001487648-air-conditioning-265.jpg?v=1785941237"},{"product_id":"booster-pump-assembly-12v-1099318-1001487649","title":"Kysor\/Bergstrom Booster Pump Assembly, 12V 1099318 1001487649","description":"\u003cp\u003eKysor\/Bergstrom Booster Pump — Booster Pump Assembly, 12V 1099318 1001487649.\u003c\/p\u003e\u003cp\u003eFits bus heating and coolant-loop systems using this Kysor\/Bergstrom component — commonly found on school bus, shuttle bus, and commercial bus installations.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eVoltage: 12V\u003c\/li\u003e\n\u003cli\u003ePart number: 1001487649\u003c\/li\u003e\n\u003cli\u003eCross references: 1099318\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNot sure this is the right part? Call the parts desk at 518-762-6267 with your bus make, body, and system brand — we verify fitment before it ships. Operated by Don Brown Bus Sales, Inc. Nationwide shipping, most orders out same or next business day.\u003c\/p\u003e","brand":"Kysor\/Bergstrom","offers":[{"title":"Default Title","offer_id":43950325071990,"sku":"1001487649","price":286.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0713\/6509\/9638\/files\/booster-pump-assembly-12v-1099318-1001487649-air-conditioning-239.jpg?v=1785941239"},{"product_id":"booster-pump-assembly-12v-1099317-1001487640","title":"Kysor\/Bergstrom Booster Pump Assembly, 12V 1099317 1001487640","description":"\u003cp\u003eKysor\/Bergstrom Booster Pump — Booster Pump Assembly, 12V 1099317 1001487640.\u003c\/p\u003e\u003cp\u003eFits bus heating and coolant-loop systems using this Kysor\/Bergstrom component — commonly found on school bus, shuttle bus, and commercial bus installations.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eVoltage: 12V\u003c\/li\u003e\n\u003cli\u003ePart number: 1001487640\u003c\/li\u003e\n\u003cli\u003eCross references: 1099317\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNot sure this is the right part? Call the parts desk at 518-762-6267 with your bus make, body, and system brand — we verify fitment before it ships. Operated by Don Brown Bus Sales, Inc. Nationwide shipping, most orders out same or next business day.\u003c\/p\u003e","brand":"Kysor\/Bergstrom","offers":[{"title":"Default Title","offer_id":43950326382710,"sku":"1001487640","price":311.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0713\/6509\/9638\/files\/booster-pump-assembly-12v-1099317-1001487640-air-conditioning-873.jpg?v=1785941243"},{"product_id":"booster-pump-assembly-12v-1099326-1001487644","title":"Kysor\/Bergstrom Booster Pump Assembly, 12V 1099326 1001487644","description":"\u003cp\u003eKysor\/Bergstrom Booster Pump — Booster Pump Assembly, 12V 1099326 1001487644.\u003c\/p\u003e\u003cp\u003eFits bus heating and coolant-loop systems using this Kysor\/Bergstrom component — commonly found on school bus, shuttle bus, and commercial bus installations.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eVoltage: 12V\u003c\/li\u003e\n\u003cli\u003ePart number: 1001487644\u003c\/li\u003e\n\u003cli\u003eCross references: 1099326\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNot sure this is the right part? Call the parts desk at 518-762-6267 with your bus make, body, and system brand — we verify fitment before it ships. Operated by Don Brown Bus Sales, Inc. Nationwide shipping, most orders out same or next business day.\u003c\/p\u003e","brand":"Kysor\/Bergstrom","offers":[{"title":"Default Title","offer_id":43950326481014,"sku":"1001487644","price":276.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0713\/6509\/9638\/files\/booster-pump-assembly-12v-1099326-1001487644-air-conditioning-242.jpg?v=1785941246"},{"product_id":"booster-pump-assembly-12v-1099325-1001487642","title":"Kysor\/Bergstrom Booster Pump Assembly, 12V 1099325 1001487642","description":"\u003cp\u003eKysor\/Bergstrom Booster Pump — Booster Pump Assembly, 12V 1099325 1001487642.\u003c\/p\u003e\u003cp\u003eFits bus heating and coolant-loop systems using this Kysor\/Bergstrom component — commonly found on school bus, shuttle bus, and commercial bus installations.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eVoltage: 12V\u003c\/li\u003e\n\u003cli\u003ePart number: 1001487642\u003c\/li\u003e\n\u003cli\u003eCross references: 1099325\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNot sure this is the right part? Call the parts desk at 518-762-6267 with your bus make, body, and system brand — we verify fitment before it ships. Operated by Don Brown Bus Sales, Inc. Nationwide shipping, most orders out same or next business day.\u003c\/p\u003e","brand":"Kysor\/Bergstrom","offers":[{"title":"Default Title","offer_id":43950326710390,"sku":"1001487642","price":259.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0713\/6509\/9638\/files\/booster-pump-assembly-12v-1099325-1001487642-air-conditioning-578.jpg?v=1785941258"},{"product_id":"booster-pump-assembly-12v-1099330-1001487647","title":"Kysor\/Bergstrom Booster Pump Assembly, 12V 1099330 1001487647","description":"\u003cp\u003eKysor\/Bergstrom Booster Pump — Booster Pump Assembly, 12V 1099330 1001487647.\u003c\/p\u003e\u003cp\u003eFits bus heating and coolant-loop systems using this Kysor\/Bergstrom component — commonly found on school bus, shuttle bus, and commercial bus installations.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eVoltage: 12V\u003c\/li\u003e\n\u003cli\u003ePart number: 1001487647\u003c\/li\u003e\n\u003cli\u003eCross references: 1099330\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNot sure this is the right part? Call the parts desk at 518-762-6267 with your bus make, body, and system brand — we verify fitment before it ships. Operated by Don Brown Bus Sales, Inc. Nationwide shipping, most orders out same or next business day.\u003c\/p\u003e","brand":"Kysor\/Bergstrom","offers":[{"title":"Default Title","offer_id":43950326874230,"sku":"1001487647","price":276.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0713\/6509\/9638\/files\/booster-pump-assembly-12v-1099330-1001487647-air-conditioning-410.jpg?v=1785941258"},{"product_id":"booster-pump-assembly-24v-1099327-1001487643","title":"Kysor\/Bergstrom Booster Pump Assembly, 24V 1099327 1001487643","description":"\u003cp\u003eKysor\/Bergstrom Booster Pump — Booster Pump Assembly, 24V 1099327 1001487643.\u003c\/p\u003e\u003cp\u003eFits bus heating and coolant-loop systems using this Kysor\/Bergstrom component — commonly found on school bus, shuttle bus, and commercial bus installations.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eVoltage: 24V\u003c\/li\u003e\n\u003cli\u003ePart number: 1001487643\u003c\/li\u003e\n\u003cli\u003eCross references: 1099327\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNot sure this is the right part? Call the parts desk at 518-762-6267 with your bus make, body, and system brand — we verify fitment before it ships. Operated by Don Brown Bus Sales, Inc. Nationwide shipping, most orders out same or next business day.\u003c\/p\u003e","brand":"Kysor\/Bergstrom","offers":[{"title":"Default Title","offer_id":43950326906998,"sku":"1001487643","price":271.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0713\/6509\/9638\/files\/booster-pump-assembly-24v-1099327-1001487643-air-conditioning-348.jpg?v=1785941260"},{"product_id":"booster-pump-assembly-12v-1099328-1001487645","title":"Kysor\/Bergstrom Booster Pump Assembly, 12V 1099328 1001487645","description":"\u003cp\u003eKysor\/Bergstrom Booster Pump — Booster Pump Assembly, 12V 1099328 1001487645.\u003c\/p\u003e\u003cp\u003eFits bus heating and coolant-loop systems using this Kysor\/Bergstrom component — commonly found on school bus, shuttle bus, and commercial bus installations.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eVoltage: 12V\u003c\/li\u003e\n\u003cli\u003ePart number: 1001487645\u003c\/li\u003e\n\u003cli\u003eCross references: 1099328\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNot sure this is the right part? Call the parts desk at 518-762-6267 with your bus make, body, and system brand — we verify fitment before it ships. Operated by Don Brown Bus Sales, Inc. Nationwide shipping, most orders out same or next business day.\u003c\/p\u003e","brand":"Kysor\/Bergstrom","offers":[{"title":"Default Title","offer_id":43950327070838,"sku":"1001487645","price":278.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0713\/6509\/9638\/files\/booster-pump-assembly-12v-1099328-1001487645-air-conditioning-938.jpg?v=1785941263"},{"product_id":"fitting-hose-barbed-for-heater-booster-pump-15-011-002-15-011-044","title":"Starcraft Fitting, Hose Barbed for Heater Booster Pump (15-011-002). 15-011-044","description":"\u003cp\u003eStarcraft Booster Pump — Fitting, Hose Barbed for Heater Booster Pump (15-011-002). 15-011-044.\u003c\/p\u003e\u003cp\u003eFits bus heating and coolant-loop systems using this Starcraft component — commonly found on school bus, shuttle bus, and commercial bus installations.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePart number: 15-011-044\u003c\/li\u003e\n\u003cli\u003eCross references: 15-011-002\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eNot sure this is the right part? Call the parts desk at 518-762-6267 with your bus make, body, and system brand — we verify fitment before it ships. Operated by Don Brown Bus Sales, Inc. Nationwide shipping, most orders out same or next business day.\u003c\/p\u003e","brand":"BusHeating.com","offers":[{"title":"Default Title","offer_id":43950335098998,"sku":"15-011-044","price":28.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0713\/6509\/9638\/files\/fitting-hose-barbed-for-heater-booster-pump-15-011-002-044-bus-parts-387.jpg?v=1785941503"},{"product_id":"bracket-booster-pump-gmt-international-19-011-058","title":"Starcraft Bracket, Booster Pump, Gmt, International 19-011-058","description":"\u003cp\u003eStarcraft Booster Pump — Bracket, Booster Pump, Gmt, International 19-011-058.\u003c\/p\u003e\u003cp\u003eFits bus heating and coolant-loop systems using this Starcraft component — commonly found on school bus, shuttle bus, and commercial bus installations.\u003c\/p\u003e\u003cul\u003e\u003cli\u003ePart number: 19-011-058\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003eNot sure this is the right part? Call the parts desk at 518-762-6267 with your bus make, body, and system brand — we verify fitment before it ships. Operated by Don Brown Bus Sales, Inc. Nationwide shipping, most orders out same or next business day.\u003c\/p\u003e","brand":"BusHeating.com","offers":[{"title":"Default Title","offer_id":43950335164534,"sku":"19-011-058","price":3.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0713\/6509\/9638\/files\/bracket-booster-pump-gmt-international-19-011-058-bus-parts-422.jpg?v=1785941505"}],"url":"https:\/\/busheating.com\/collections\/booster-pumps.oembed","provider":"BusHeating.com","version":"1.0","type":"link"}