{"product_id":"bell-gossett-pl-55b-1bl068lf-pump-1-6-hp-circulator-compact-design","title":" Bell \u0026 Gossett PL-55B 1BL068LF Pump | 1\/6 HP Circulator | Compact Design","description":"\u003cp class=\"ds-markdown-paragraph\"\u003eFor compact residential and light commercial hydronic applications requiring reliable performance in limited spaces, the Bell \u0026amp; Gossett 1BL068LF PL-55B circulator delivers efficient operation and durable service. This versatile 1\/6 HP pump features a space-saving design that makes it ideal for boiler systems, zoning applications, and hydronic heating circuits where physical space is at a premium. Its efficient wet-rotor technology provides quiet, maintenance-free operation while ensuring years of dependable service.\u003c\/p\u003e \u003cp class=\"ds-markdown-paragraph\"\u003eThe pump utilizes Bell \u0026amp; Gossett’s proven hydraulic engineering in a compact package, featuring cast iron construction with a bronze impeller for long-term durability in closed-loop systems. The wet-rotor design eliminates the need for coupling alignment and separate motor lubrication, while the compact inline configuration allows for easy installation between pipe unions in tight mechanical spaces. With single-speed operation optimized for typical residential applications, the PL-55B provides consistent, reliable circulation without complex adjustments or controls. For system design guidance, read our blog on \u003cstrong\u003e[Selecting Circulators for Residential Hydronic Systems]\u003c\/strong\u003e.\u003c\/p\u003e \u003cp class=\"ds-markdown-paragraph\"\u003eAs part of Bell \u0026amp; Gossett’s comprehensive PL series, this circulator offers the quality and reliability that professionals expect from the brand, now in a compact format perfect for modern installations. Whether serving as a primary circulator in a small home system or as a zoning pump in a multi-circuit application, the 1BL068LF delivers the performance needed to maintain optimal comfort and system efficiency. Learn about its role in modern hydronics in our article \u003cstrong\u003e[The Importance of Proper Circulator Sizing in Residential HVAC Systems]\u003c\/strong\u003e.\u003c\/p\u003e \u003chr\u003e \u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e \u003cdiv class=\"ds-scroll-area _1210dd7\"\u003e \u003cdiv class=\"ds-scroll-area__gutters\"\u003e \u003cdiv class=\"ds-scroll-area__horizontal-gutter\"\u003e\u003c\/div\u003e \u003cdiv class=\"ds-scroll-area__vertical-gutter\"\u003e\u003c\/div\u003e \u003c\/div\u003e \u003ctable\u003e \u003cthead\u003e \u003ctr\u003e \u003cth\u003eSpecification\u003c\/th\u003e \u003cth\u003eDetails\u003c\/th\u003e \u003c\/tr\u003e \u003c\/thead\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eBell \u0026amp; Gossett PL-55B (1BL068LF)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eMotor Power\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e1\/6 HP (0.12 kW)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eConnection Size\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e1″ FIPT x 1″ FIPT\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eImpeller Material\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eBronze\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eHousing Material\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eCast Iron\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eMax Head\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e8 ft (2.4 m)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eMax Flow\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e25 US gpm (95 L\/min)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eSpeed Settings\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eSingle Speed\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eMax Operating Pressure\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e125 psi (8.6 bar)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eMax Fluid Temperature\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e230°F (110°C)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eVoltage\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e115V, 1-Phase\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e8 lbs (3.6 kg)\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003chr\u003e \u003ch3\u003e\u003cstrong\u003eComparison Table: B\u0026amp;G PL-55B vs. Alternative Small Circulators\u003c\/strong\u003e\u003c\/h3\u003e \u003cdiv class=\"ds-scroll-area _1210dd7\"\u003e \u003cdiv class=\"ds-scroll-area__gutters\"\u003e \u003cdiv class=\"ds-scroll-area__horizontal-gutter\"\u003e \u003cdiv class=\"ds-scroll-area__horizontal-bar\"\u003e\u003c\/div\u003e \u003c\/div\u003e \u003cdiv class=\"ds-scroll-area__vertical-gutter\"\u003e\u003c\/div\u003e \u003c\/div\u003e \u003ctable\u003e \u003cthead\u003e \u003ctr\u003e \u003cth\u003eFeature\u003c\/th\u003e \u003cth\u003eB\u0026amp;G PL-55B (1\/6 HP)\u003c\/th\u003e \u003cth\u003eCompetitor A (1\/12 HP)\u003c\/th\u003e \u003cth\u003eCompetitor B (1\/4 HP)\u003c\/th\u003e \u003c\/tr\u003e \u003c\/thead\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003ePower Range\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e\u003cstrong\u003eIdeal for Most Homes\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eUnderpowered for Many Applications\u003c\/td\u003e \u003ctd\u003eOverpowered for Basic Systems\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003ePhysical Size\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e\u003cstrong\u003eCompact\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eVery Compact\u003c\/td\u003e \u003ctd\u003eLarger\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eFlow Capacity\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e\u003cstrong\u003eAdequate for Typical Residential\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eLimited\u003c\/td\u003e \u003ctd\u003eMore Than Typically Needed\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eEnergy Consumption\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e\u003cstrong\u003eEfficient\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eVery Efficient\u003c\/td\u003e \u003ctd\u003eHigher Consumption\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eApplication Range\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e\u003cstrong\u003eVersatile for Residential\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eLimited to Small Systems\u003c\/td\u003e \u003ctd\u003eBetter for Light Commercial\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eValue Proposition\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e\u003cstrong\u003eExcellent Balance\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eBudget Option\u003c\/td\u003e \u003ctd\u003ePremium Option\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003chr\u003e \u003ch3\u003e\u003cstrong\u003eFrequently Asked Questions (FAQs)\u003c\/strong\u003e\u003c\/h3\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eQ1: What type of heating systems is the PL-55B best suited for?\u003c\/strong\u003e\u003cbr\u003e This circulator is ideal for residential hydronic heating systems including small to medium-sized boiler systems, radiant floor heating zones, baseboard heater circuits, and snow melt systems for driveways and walkways. Its 1\/6 HP rating provides ample power for most single-family home applications.\u003c\/p\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eQ2: Can this pump be used for domestic hot water recirculation?\u003c\/strong\u003e\u003cbr\u003e No, the PL-55B is designed for closed-loop heating systems only. The cast iron construction is not suitable for potable water applications. For domestic hot water recirculation, consider the \u003cstrong\u003e[Bell \u0026amp; Gossett Bronze Circulator Series]\u003c\/strong\u003e which is specifically designed for potable water systems.\u003c\/p\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eQ3: What is the advantage of the wet-rotor design?\u003c\/strong\u003e\u003cbr\u003e The wet-rotor design means the pump operates quietly and requires no maintenance – no lubrication, no mechanical seals to replace. The system fluid lubricates and cools the motor bearings, ensuring long, trouble-free service life with minimal noise generation.\u003c\/p\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eQ4: Is this pump suitable for both heating and chilled water applications?\u003c\/strong\u003e\u003cbr\u003e Yes, the PL-55B is designed for closed-loop hydronic systems and works effectively in both heating and cooling applications within its published temperature and pressure ratings. It performs well in heating systems up to 230°F and can be used in chilled water applications for air conditioning.\u003c\/p\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eQ5: How does this compact circulator compare to larger residential models?\u003c\/strong\u003e\u003cbr\u003e The PL-55B offers the perfect balance of size and performance for typical residential applications. While larger circulators (1\/4 HP or 1\/3 HP) may be overkill for many homes, and smaller models (1\/12 HP) may lack sufficient power, the 1\/6 HP rating hits the sweet spot for most residential heating systems.\u003c\/p\u003e \u003chr\u003e \u003ch3\u003e\u003cstrong\u003ePros and Cons\u003c\/strong\u003e\u003c\/h3\u003e \u003cdiv class=\"ds-scroll-area _1210dd7\"\u003e \u003cdiv class=\"ds-scroll-area__gutters\"\u003e \u003cdiv class=\"ds-scroll-area__horizontal-gutter\"\u003e \u003cdiv class=\"ds-scroll-area__horizontal-bar\"\u003e\u003c\/div\u003e \u003c\/div\u003e \u003cdiv class=\"ds-scroll-area__vertical-gutter\"\u003e\u003c\/div\u003e \u003c\/div\u003e \u003ctable\u003e \u003cthead\u003e \u003ctr\u003e \u003cth\u003ePros\u003c\/th\u003e \u003cth\u003eCons\u003c\/th\u003e \u003c\/tr\u003e \u003c\/thead\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd\u003e\n\u003cstrong\u003eCompact Size\u003c\/strong\u003e for easy installation in tight spaces\u003c\/td\u003e \u003ctd\u003e\n\u003cstrong\u003eSingle-Speed Operation\u003c\/strong\u003e limits performance tuning\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\n\u003cstrong\u003eMaintenance-Free Operation\u003c\/strong\u003e with wet-rotor design\u003c\/td\u003e \u003ctd\u003e\n\u003cstrong\u003eNot for Potable Water\u003c\/strong\u003e applications\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\n\u003cstrong\u003eQuiet Performance\u003c\/strong\u003e ideal for residential settings\u003c\/td\u003e \u003ctd\u003e\n\u003cstrong\u003eLimited to Residential\/Small Commercial\u003c\/strong\u003e use\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\n\u003cstrong\u003eEnergy Efficient\u003c\/strong\u003e design reduces operating costs\u003c\/td\u003e \u003ctd\u003e\n\u003cstrong\u003eLower Flow\/Head\u003c\/strong\u003e than larger circulators\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\n\u003cstrong\u003eProven Reliability\u003c\/strong\u003e from Bell \u0026amp; Gossett engineering\u003c\/td\u003e \u003ctd\u003e\n\u003cstrong\u003eCast Iron Construction\u003c\/strong\u003e requires closed-loop systems\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\n\u003cstrong\u003eCost-Effective\u003c\/strong\u003e for typical residential applications\u003c\/td\u003e \u003ctd\u003e\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003chr\u003e \u003ch3\u003e\u003cstrong\u003eConclusion \u0026amp; Ideal Use Cases\u003c\/strong\u003e\u003c\/h3\u003e \u003cp class=\"ds-markdown-paragraph\"\u003eThe Bell \u0026amp; Gossett 1BL068LF PL-55B circulator represents an excellent value proposition for residential and light commercial hydronic systems where space, reliability, and cost-effectiveness are primary considerations. Its compact design and appropriate power rating make it ideally suited for the majority of residential heating applications without the expense of oversized equipment.\u003c\/p\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eThis circulator is perfectly suited for:\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eResidential Hydronic Heating:\u003c\/strong\u003e Boiler-based systems in single-family homes\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eRadiant Floor Heating:\u003c\/strong\u003e Individual zone circulation for room-specific control\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eSnow Melt Systems:\u003c\/strong\u003e Small to medium driveway and walkway applications\u003c\/p\u003e \u003c\/li\u003e \u003cli\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eZoning Applications:\u003c\/strong\u003e Secondary circulator for multi-zone systems\u003c\/p\u003e \u003c\/li\u003e \u003c\/ul\u003e \u003cp class=\"ds-markdown-paragraph\"\u003eFor larger residential applications or small commercial buildings, consider the \u003cstrong\u003e[Bell \u0026amp; Gossett PL-77 1\/3 HP Circulator]\u003c\/strong\u003e. However, for typical single-family homes and light-duty applications, the PL-55B provides the ideal combination of performance, reliability, and value that homeowners and contractors appreciate.\u003c\/p\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003eContact our HVAC specialists today for assistance in selecting the right circulator for your heating system and to learn about our competitive pricing on this compact, reliable performer.\u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003e \u003c\/p\u003e \u003cp class=\"ds-markdown-paragraph\"\u003e\u003c\/p\u003e","brand":"TITANPARTHUB","offers":[{"title":"Default Title","offer_id":52160964985063,"sku":null,"price":1075.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0794\/7806\/3335\/files\/d1055375-1BL068LF-Bell-Gossett-PL-55B-Pump.jpg?v=1780566424","url":"https:\/\/titanparthub.com\/products\/bell-gossett-pl-55b-1bl068lf-pump-1-6-hp-circulator-compact-design","provider":"TITANPARTHUB","version":"1.0","type":"link"}