{"product_id":"bell-gossett-90-36s-pump-3-4hp-179048lf-bronze-fitted-in-line-circulator","title":"Bell \u0026 Gossett 90-36S Pump 3\/4HP | 179048LF | Bronze-Fitted In-Line Circulator","description":"\u003ch1\u003e\u003cstrong\u003eBell \u0026amp; Gossett 90-36S 3\/4HP In-Line Circulator Pump | Ultimate Product Guide\u003c\/strong\u003e\u003c\/h1\u003e \u003cp class=\"ds-markdown-paragraph\"\u003eThe Bell \u0026amp; Gossett 179048LF, part of the Series 90-36S, is a versatile and reliable close-coupled, in-line circulator pump designed for residential and light commercial hydronic heating and cooling systems. This model features a \u003cstrong\u003ebronze-fitted construction\u003c\/strong\u003e and is powered by a dependable \u003cstrong\u003e3\/4 HP motor\u003c\/strong\u003e, providing robust performance for a wide range of applications.\u003c\/p\u003e \u003cp class=\"ds-markdown-paragraph\"\u003eEngineered for flexibility, the Series 90 pump can be mounted both \u003cstrong\u003evertically and horizontally\u003c\/strong\u003e, making it an ideal solution for space-constrained installations. Its \u003cstrong\u003egrease-lubricated motor\u003c\/strong\u003e ensures long-lasting, maintenance-free operation, while the close-coupled design guarantees perfect alignment for improved reliability. The \u003cstrong\u003eBell \u0026amp; Gossett 90-36S\u003c\/strong\u003e is a trusted choice for HVAC professionals seeking a durable and efficient pump for closed-loop systems.\u003c\/p\u003e \u003chr\u003e \u003ch2\u003e\u003cstrong\u003eDetailed Technical Specifications\u003c\/strong\u003e\u003c\/h2\u003e \u003cdiv class=\"markdown-table-wrapper\"\u003e \u003ctable\u003e \u003cthead\u003e \u003ctr\u003e \u003cth\u003eFeature\u003c\/th\u003e \u003cth\u003eSpecification\u003c\/th\u003e \u003c\/tr\u003e \u003c\/thead\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eBell \u0026amp; Gossett (Xylem)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eSeries 90\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e179048LF\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e90-36S\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003ePump Type\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eClose-Coupled, In-Line Circulator\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eHorsepower (HP)\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e3\/4 HP\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eConstruction\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eBronze-Fitted\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eLubrication\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eGrease-Lubricated (Maintenance-Free)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eMounting\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eVertical or Horizontal\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eConnection Sizes\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e1″ through 2″ (Model Specific)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eHydronic Heating\/Cooling Systems\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003ch3\u003e\u003cstrong\u003eKey Features \u0026amp; Benefits\u003c\/strong\u003e\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eBronze-Fitted Construction:\u003c\/strong\u003e Key components like the impeller are made of bronze for enhanced corrosion resistance in water applications.\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eDual Mounting Flexibility:\u003c\/strong\u003e Can be installed vertically or horizontally to fit unique space constraints and piping layouts.\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eGrease-Lubricated Motor:\u003c\/strong\u003e Sealed and lubricated for life, requiring zero maintenance.\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eClose-Coupled Design:\u003c\/strong\u003e The pump and motor are assembled as a single unit, ensuring perfect alignment and reducing vibration.\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eSpace-Saving In-Line Design:\u003c\/strong\u003e Installs directly into the piping, requiring no additional floor space or mounting pads.\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eProven Reliability:\u003c\/strong\u003e Part of the legendary Bell \u0026amp; Gossett Series 90 line, known for its durability and performance.\u003c\/p\u003e \u003c\/li\u003e \u003c\/ul\u003e \u003chr\u003e \u003ch2\u003e\u003cstrong\u003eB\u0026amp;G Series 90 vs. Other Circulators: Comparison Table\u003c\/strong\u003e\u003c\/h2\u003e \u003cp class=\"ds-markdown-paragraph\"\u003eThis table highlights where the Series 90 fits in the market.\u003c\/p\u003e \u003cdiv class=\"markdown-table-wrapper\"\u003e \u003ctable\u003e \u003cthead\u003e \u003ctr\u003e \u003cth\u003eFeature\u003c\/th\u003e \u003cth\u003eBell \u0026amp; Gossett Series 90 (90-36S)\u003c\/th\u003e \u003cth\u003eBasic Cast Iron Circulator\u003c\/th\u003e \u003cth\u003eHigh-Efficiency ECM Circulator\u003c\/th\u003e \u003c\/tr\u003e \u003c\/thead\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eConstruction\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e\u003cstrong\u003eBronze-Fitted (Corrosion Resistant)\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eCast Iron (Not for Potable Water)\u003c\/td\u003e \u003ctd\u003eBronze\/Composite\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eLubrication\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e\u003cstrong\u003eGrease-Lubricated (Maintenance-Free)\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eOil or Grease\u003c\/td\u003e \u003ctd\u003eSleeve Bearing\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eMounting\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e\u003cstrong\u003eVertical or Horizontal\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eHorizontal Only\u003c\/td\u003e \u003ctd\u003eHorizontal Only\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eEfficiency\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eStandard Efficiency\u003c\/td\u003e \u003ctd\u003eStandard Efficiency\u003c\/td\u003e \u003ctd\u003e\u003cstrong\u003eVery High Efficiency\u003c\/strong\u003e\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eMotor Speed\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eSingle Speed\u003c\/td\u003e \u003ctd\u003eSingle Speed\u003c\/td\u003e \u003ctd\u003eVariable Speed\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eInitial Cost\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eModerate\u003c\/td\u003e \u003ctd\u003eLow\u003c\/td\u003e \u003ctd\u003eHigh\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eBest For\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e\u003cstrong\u003eReliable Hydronic Systems\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e\u003cstrong\u003eNon-Potable Closed Loops\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e\u003cstrong\u003eEnergy-Sensitive Applications\u003c\/strong\u003e\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003chr\u003e \u003ch2\u003e\u003cstrong\u003eFrequently Asked Questions (FAQ)\u003c\/strong\u003e\u003c\/h2\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eQ1: Is this pump suitable for potable water?\u003c\/strong\u003e\u003cbr\u003e \u003cstrong\u003eA:\u003c\/strong\u003e While the “bronze-fitted” construction offers better corrosion resistance than cast iron, the pump body is typically iron. Therefore, it is \u003cstrong\u003enot recommended for potable (drinking) water systems\u003c\/strong\u003e. It is designed for \u003cstrong\u003eclosed-loop hydronic heating and cooling applications\u003c\/strong\u003e where the water is treated and not for consumption.\u003c\/p\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eQ2: What does “grease-lubricated” mean?\u003c\/strong\u003e\u003cbr\u003e \u003cstrong\u003eA:\u003c\/strong\u003e It means the motor bearings are sealed and packed with high-quality grease at the factory. This grease is sufficient to last the entire operational life of the pump, meaning no additional lubrication or maintenance is ever required.\u003c\/p\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eQ3: What is the advantage of vertical\/horizontal mounting?\u003c\/strong\u003e\u003cbr\u003e \u003cstrong\u003eA:\u003c\/strong\u003e This flexibility is a significant installation benefit. It allows the pump to be installed in the most efficient orientation for your specific piping layout, whether the pipes are running horizontally overhead or vertically up a wall. This can save space and reduce the need for additional piping elbows.\u003c\/p\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eQ4: What are typical applications for this pump?\u003c\/strong\u003e\u003cbr\u003e \u003cstrong\u003eA:\u003c\/strong\u003e This pump is designed for circulating water in:\u003c\/p\u003e \u003cul\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eResidential and Commercial Boiler Systems\u003c\/strong\u003e\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eHydronic (Radiant) Heating Systems\u003c\/strong\u003e\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eChilled Water Cooling Systems\u003c\/strong\u003e\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eSolar Heating Loops\u003c\/strong\u003e\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eGeneral Closed-Loop Circulation\u003c\/strong\u003e\u003c\/p\u003e \u003c\/li\u003e \u003c\/ul\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eQ5: How does the close-coupled design help?\u003c\/strong\u003e\u003cbr\u003e \u003cstrong\u003eA:\u003c\/strong\u003e In a close-coupled pump, the motor mounts directly to the pump body, sharing a common shaft. This eliminates the need for a separate coupling and guard and ensures that the motor and pump are always in perfect alignment, which reduces wear and vibration.\u003c\/p\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eQ6: What is the difference between this and a Series 100 pump?\u003c\/strong\u003e\u003cbr\u003e \u003cstrong\u003eA:\u003c\/strong\u003e The Series 90 is generally a lighter-duty, more compact line with a lower horsepower range (up to 2 HP) and often bronze-fitted construction. The Series 100 is a heavier-duty, cast iron pump often used in larger commercial applications with a higher HP range.\u003c\/p\u003e \u003chr\u003e \u003ch2\u003e\u003cstrong\u003ePros and Cons\u003c\/strong\u003e\u003c\/h2\u003e \u003ch3\u003e\u003cstrong\u003ePros:\u003c\/strong\u003e\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eInstallation Flexibility:\u003c\/strong\u003e Vertical or horizontal mounting allows for easy integration into any piping system.\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eLow Maintenance:\u003c\/strong\u003e Grease-lubricated, sealed bearings require no scheduled service.\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eCorrosion Resistance:\u003c\/strong\u003e Bronze-fitted construction provides longer life in water applications than all-iron pumps.\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eSpace-Saving Design:\u003c\/strong\u003e The in-line configuration mounts directly in the pipe, requiring no floor space.\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eReliable Performance:\u003c\/strong\u003e A simple, time-tested design from a trusted brand (Bell \u0026amp; Gossett).\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eCost-Effective:\u003c\/strong\u003e Provides good value and reliability for its price point.\u003c\/p\u003e \u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003e\u003cstrong\u003eCons:\u003c\/strong\u003e\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eNot for Potable Water:\u003c\/strong\u003e Not certified for drinking water applications.\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eFixed Speed:\u003c\/strong\u003e Operates at a constant speed, unlike variable-speed pumps that can save energy by adjusting to system demand.\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eStandard Efficiency:\u003c\/strong\u003e Lacks the energy-saving technology of modern ECM circulators.\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eLimited to Clean Water:\u003c\/strong\u003e Designed for closed-loop systems with clean water, not for abrasive or solid-bearing fluids.\u003c\/p\u003e \u003c\/li\u003e \u003c\/ul\u003e \u003chr\u003e \u003ch2\u003e\u003cstrong\u003eConclusion \u0026amp; Best Applications\u003c\/strong\u003e\u003c\/h2\u003e \u003cp class=\"ds-markdown-paragraph\"\u003eThe \u003cstrong\u003eBell \u0026amp; Gossett 90-36S (179048LF)\u003c\/strong\u003e is a versatile and dependable workhorse for hydronic systems. Its combination of mounting flexibility, maintenance-free operation, and proven durability makes it a go-to choice for HVAC professionals for a wide range of heating and cooling applications.\u003c\/p\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eYou should choose this pump if:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003eYou need a reliable circulator for a \u003cstrong\u003eresidential or light commercial boiler system\u003c\/strong\u003e.\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eInstallation flexibility\u003c\/strong\u003e is important for your specific piping layout.\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003eYou want a \u003cstrong\u003emaintenance-free\u003c\/strong\u003e pump from a reputable manufacturer.\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003eThe application is a \u003cstrong\u003eclosed-loop system\u003c\/strong\u003e with non-potable water.\u003c\/p\u003e \u003c\/li\u003e \u003c\/ul\u003e \u003cp class=\"ds-markdown-paragraph\"\u003eFor a straightforward, no-fuss solution for hydronic circulation, the Bell \u0026amp; Gossett Series 90 continues to be a trusted and effective choice.\u003c\/p\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eDisclaimer:\u003c\/strong\u003e This pump is designed for closed-loop hydronic systems only. Professional installation is recommended to ensure proper wiring, piping support, and system operation.\u003c\/p\u003e","brand":"TITANPARTHUB","offers":[{"title":"Default Title","offer_id":52160961937639,"sku":null,"price":2161.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0794\/7806\/3335\/files\/99311887-Bell-Gossett-90-36S.jpg?v=1780566419","url":"https:\/\/titanparthub.com\/products\/bell-gossett-90-36s-pump-3-4hp-179048lf-bronze-fitted-in-line-circulator","provider":"TITANPARTHUB","version":"1.0","type":"link"}