{"product_id":"hoffman-007-039rp-rotor-cartridge-assembly","title":"Hoffman 007-039RP Rotor Cartridge Assembly","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe HOFFMAN 007-039RP is a rotor cartridge assembly with an iron body, designed as a serviceable internal component for circulator pumps used in hydronic heating and cooling systems. This cartridge assembly houses the rotor and bearing components that drive fluid circulation through closed-loop piping systems. The iron body construction provides durability in wet-rotor pump applications. HVAC technicians and plumbers install this assembly during pump service or rebuild, replacing worn rotor components without swapping out the entire pump unit.\u003c\/p\u003e\u003cp\u003eThis rotor cartridge assembly is suited for residential and light commercial hydronic systems, including hot water heating loops and chilled water applications. It is a service replacement part installed when a circulator pump exhibits reduced flow, noise, or bearing failure. Technicians performing pump rebuilds on iron-body circulator pumps rely on this assembly to restore original pump performance.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eIron body construction for durability in hydronic wet-rotor pump service\u003c\/li\u003e\n\u003cli\u003eRotor and cartridge assembly format enables in-field pump rebuild without full unit replacement\u003c\/li\u003e\n\u003cli\u003eDesigned as a direct service replacement for compatible circulator pump bodies\u003c\/li\u003e\n\u003cli\u003eReduces material cost by allowing cartridge swap rather than complete pump changeout\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned as an OEM-style replacement rotor cartridge for iron-body circulator pumps. Confirm fitment against the installed pump model before ordering.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eInstallation should be performed by a licensed HVAC technician or plumber. Shut down the system and allow it to fully depressurize and cool before disassembling the pump. Follow the pump manufacturer's service documentation for cartridge removal and installation procedures. Verify all seals and connections are properly seated before returning the system to operation.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody Material\u003c\/strong\u003e: Iron\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComponent Type\u003c\/strong\u003e: Rotor Cartridge Assembly\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eStandard Information\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: HOFFMAN\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 007-039RP\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"HOFFMAN","offers":[{"title":"Default Title","offer_id":51233736229170,"sku":"007-039RP","price":122.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/307614910.jpg?v=1780107853","url":"https:\/\/voomisupply.com\/products\/hoffman-007-039rp-rotor-cartridge-assembly","provider":"Voomi Supply","version":"1.0","type":"link"}