{"title":"150 Amp 3 Pole Circuit Breakers","description":"\u003cp\u003eThis collection features products in the 150 Amp 3 Pole Circuit Breakers category. Shoppers can review models from the XT4, PDG2, 3VA6, and 3VA5 series. The catalog includes 3-pole configurations from brands like Square D and Siemens.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eThe catalog includes 150A amp ratings.\u003c\/li\u003e\n\u003cli\u003eShoppers will find 3-pole configurations in this collection.\u003c\/li\u003e\n\u003cli\u003eThe catalog features 3 Pole Circuit Breaker and Molded Case Circuit Breaker models.\u003c\/li\u003e\n\u003cli\u003eExample products include the \u003ca href=\"\/products\/trumbull-at37150-r-150-amp\"\u003eABB \/ Trumbull AT37150 - 150A 3 Pole Molded Case Circuit Breaker\u003c\/a\u003e and the \u003ca href=\"\/products\/d16ab150-r\"\u003eSiemens \/ Gould D16AB150 - 150A 3 Pole Molded Case Circuit Breaker\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhich series of 150 Amp 3 Pole breakers does SuperBreakers carry?\u003c\/h3\u003e\u003cp\u003eSuperBreakers carries several series in this collection, including XT4, PDG2, 3VA6, and 3VA5. The catalog also features KAL and TED series models.\u003c\/p\u003e\u003ch3\u003eWhat pole options do 150 Amp 3 Pole breakers come in?\u003c\/h3\u003e\u003cp\u003eThis collection features 3-pole configurations. The catalog includes products with this specific pole count.\u003c\/p\u003e\u003ch3\u003eWhich brand lines are included in 150 Amp 3 Pole breakers?\u003c\/h3\u003e\u003cp\u003eThis collection includes products from Square D, Eaton \/ Cutler-Hammer, and Siemens. Shoppers can also find models from ABB \/ General Electric and Federal Pacific.\u003c\/p\u003e\u003ch3\u003eWhat types of 150 Amp 3 Pole breakers are on this page?\u003c\/h3\u003e\u003cp\u003eThe catalog features 3 Pole Circuit Breaker and Molded Case Circuit Breaker product types. These components all feature a 150A amp rating.\u003c\/p\u003e\u003cul\u003e\u003cli\u003e\u003ca href=\"\/collections\/150-amp-circuit-breakers\"\u003e150 Amp Circuit Breakers\u003c\/a\u003e\u003c\/li\u003e\u003c\/ul\u003e","products":[{"product_id":"trumbull-at37150-r-150-amp","title":"ABB \/ Trumbull AT37150 - 150A 3 Pole Molded Case Circuit Breaker","description":"Serving as a critical safeguard for industrial infrastructure, the AT37150 delivers 150 amps of thermal-magnetic defense. The three-pole configuration manages 600VAC networks. Maintenance teams rely on this exact-fit component to service older Trumbull and GE A-Series panelboards. It serves as a cross-reference for discontinued TFK236150 breakers. With a 10kAIC interrupting capacity at 480VAC, the unit provides dependable fault clearing for commercial facilities.","brand":"ABB \/ Trumbull","offers":[{"title":"Re-Certified","offer_id":45354137715001,"sku":"AT37150-R","price":426.03,"currency_code":"USD","in_stock":false}]},{"product_id":"d16ab150-r","title":"Siemens \/ Gould D16AB150 - 150A 3 Pole Molded Case Circuit Breaker","description":"Built for demanding industrial environments, the Siemens D16AB150 is a 150A, 3-pole molded case circuit breaker. It utilizes proven thermal-magnetic trip elements to deliver accurate long-time and instantaneous (LI) overcurrent protection. This legacy breaker installs into classic Gould and I-T-E panelboards, offering a drop-in replacement solution that restores system safety without panel modifications. Equipped with integral current limiters, it achieves a robust 100kAIC rating at 600VAC.","brand":"Siemens \/ Gould","offers":[{"title":"Re-Certified","offer_id":45354334617913,"sku":"D16AB150-R","price":134.82,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/products\/D16AB150-R_ffd7e732-0714-4224-8b43-4fbf792feeaa.jpg?v=1686679926"},{"product_id":"westinghouse-fb3150-r-150-amp","title":"Eaton \/ Cutler-Hammer FB3150 - 150A 3 Pole Molded Case Circuit Breaker","description":"A dependable choice for legacy systems, the Eaton FB3150 is a 150A, 3-pole molded case circuit breaker. It incorporates a thermal-magnetic trip unit to safeguard three-phase circuits against overloads. Designed for secure installation, this bolt-on MCCB fits into Westinghouse and Eaton Pow-R-Line panelboards. While the FDB3150 is its modern equivalent, this unit remains essential for maintaining older infrastructure.","brand":"Eaton \/ Cutler-Hammer","offers":[{"title":"Re-Certified","offer_id":45354418405689,"sku":"FB3150-R","price":613.7,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/products\/FB3150-R_88c9af2e-2104-49b6-8be5-5936b7452d03.jpg?v=1686681998"},{"product_id":"eaton-fd3150-3-pole-circuit-breaker","title":"Eaton \/ Cutler-Hammer FD3150 - 150A 3 Pole Molded Case Circuit Breaker","description":"Designed for heavy-duty power distribution, this 150A MCCB delivers reliable thermal-magnetic protection for commercial facilities. The bolt-on design installs into Eaton Series C panelboards, switchboards, and motor control centers. It serves as a direct replacement for older installations and is cross-referenced to the newer PDG23G0150TFFJ model. Rated at 35kAIC at 480VAC, this three-pole breaker is HACR rated and reverse feed capable for versatile deployment.","brand":"Eaton \/ Cutler-Hammer","offers":[{"title":"New","offer_id":45354419716409,"sku":"FD3150","price":1279.99,"currency_code":"USD","in_stock":false},{"title":"Re-Certified","offer_id":45354419749177,"sku":"FD3150-R","price":795.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/files\/FD3150L-3-Pole-Circuit-Breaker_Eaton_1_276f10da-6827-48a1-aff4-a9908a2fe268.jpg?v=1762270861"},{"product_id":"cutler-hammer-fdb3150l-150-amp","title":"Eaton \/ Cutler-Hammer FDB3150L - 150A 3 Pole Molded Case Circuit Breaker","description":"Part of the Series C F-Frame family, the Eaton FDB3150L delivers robust thermal-magnetic protection for commercial electrical systems. This 3-pole, 150A unit features fixed long-time and instantaneous (LI) trip functions to safeguard critical circuits. It installs into Eaton and legacy Westinghouse panelboards, switchboards, and motor control centers. Rated for 14 kAIC at 480VAC, this unit-mount MCCB accepts 4 AWG to 4\/0 AWG wire and is being transitioned to the newer Power Defense series.","brand":"Eaton \/ Cutler-Hammer","offers":[{"title":"New","offer_id":45354423517497,"sku":"FDB3150L","price":1650.0,"currency_code":"USD","in_stock":true},{"title":"Re-Certified","offer_id":51713420689721,"sku":"FDB3150L-R","price":765.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/files\/FD3150L-3-Pole-Circuit-Breaker_Eaton_1_140a2868-f1f0-4bd2-afc1-7677e3aaf558.jpg?v=1759244948"},{"product_id":"siemens-fxd63a150-3-pole-circuit-breaker-new","title":"Siemens FXD63A150 - 150A 3 Pole Motor Circuit Protector","description":"Rated at 65kAIC at 240V, the Siemens FXD63A150 is a 3-pole, 150A motor circuit protector engineered for demanding industrial environments. It installs into Siemens P1, P2, P3 panelboards, switchboards, and motor control centers. Equipped with an ETI adjustable magnetic-only trip unit (800-1500A), this SENTRON FD-Frame device provides instantaneous short-circuit defense while allowing external overloads to handle thermal protection, ensuring reliable motor starting without nuisance tripping.","brand":"Siemens","offers":[{"title":"New","offer_id":45354493542713,"sku":"FXD63A150","price":1464.4,"currency_code":"USD","in_stock":true},{"title":"Re-Certified","offer_id":45354493575481,"sku":"FXD63A150-R","price":859.1,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/files\/FXD63A150-3-Pole-Motor-Circuit-Protector_Siemens_1.jpg?v=1780510664"},{"product_id":"westinghouse-hfb3150-r-150-amp","title":"Eaton \/ Cutler-Hammer HFB3150 - 150A 3 Pole Molded Case Circuit Breaker","description":"Operating within the Mark 75 family, the Eaton HFB3150 is a 3-pole, 150A circuit breaker designed for heavy-duty applications. It utilizes proven thermal-magnetic technology to defend against overloads and short circuits. This component mounts securely into Eaton Pow-R-Line C enclosures, as well as older Westinghouse panelboards. It provides an exact fit for existing F-frame spaces and is cross-referenced to be replaced by the HFD3150. With an interrupting rating of 65kAIC at 240VAC, it excels.","brand":"Eaton \/ Cutler-Hammer","offers":[{"title":"Re-Certified","offer_id":45354582540601,"sku":"HFB3150-R","price":749.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/products\/HFB3150-R_3f729836-807d-4e68-a45f-e159a905f1c9.jpg?v=1686688523"},{"product_id":"federal-pacific-hfj631150-r-150-amp","title":"Federal Pacific HFJ631150 - 150A 3 Pole Molded Case Circuit Breaker","description":"A drop-in replacement for older Federal Pacific panels, the HFJ631150 is a 3-pole, 150A molded case circuit breaker built for commercial applications. It delivers reliable long-time and instantaneous protection for aging electrical systems. This bolt-on MCCB installs into legacy FPE switchboards. It serves as an exact substitute for the discontinued NFJ631150, maintaining the original footprint. Rated for 65kAIC at 240VAC, this H-Frame breaker features fixed thermal-magnetic trip units.","brand":"Federal Pacific","offers":[{"title":"Re-Certified","offer_id":45354586046777,"sku":"HFJ631150-R","price":714.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/products\/HFJ631150-R_855b865c-4c20-467f-8da9-75d62a7f21ab.jpg?v=1686688624"},{"product_id":"hkb3150-r","title":"Eaton \/ Cutler-Hammer HKB3150 - 150A 3 Pole Molded Case Circuit Breaker","description":"Belonging to the Cutler-Hammer Mark 75 series, the HKB3150 delivers 150A of 3-pole overcurrent protection. Designed for panel mount applications, it fits perfectly into Eaton Series C panelboards and industrial switchboards. Delivering a high interrupting capacity of 65kA at 240VAC, it utilizes fixed thermal and adjustable magnetic trip functions to safeguard critical circuits. For facilities updating their infrastructure, this K-Frame model crosses over to the newer HKD3150.","brand":"Eaton \/ Cutler-Hammer","offers":[{"title":"Re-Certified","offer_id":45354589258041,"sku":"HKB3150-R","price":1654.48,"currency_code":"USD","in_stock":true}]},{"product_id":"square-d-hla36150-150-amp","title":"Schneider Electric HLA36150 - 150A 3 Pole Molded Case Circuit Breaker","description":"Built for commercial and industrial power distribution, this 150A PowerPacT H-Frame circuit breaker provides reliable thermal-magnetic protection. The unit installs into Square D I-Line panelboards and switchboards, utilizing a plug-on phase connection for efficient setup. Rated at 100 kAIC at 480VAC, it delivers exceptional current-limiting performance. The breaker features a dual-break rotary contact structure that reduces peak current during short circuit faults.","brand":"Schneider Electric","offers":[{"title":"New","offer_id":45354591551801,"sku":"HLA36150","price":2950.0,"currency_code":"USD","in_stock":true},{"title":"Re-Certified","offer_id":51267150545209,"sku":"HLA36150-R","price":2750.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/files\/HJA36150-3-Pole-Circuit-Breaker_SquareD_1_175d7fe2-85c2-4f8f-9e63-d9b6f71fa522.jpg?v=1778185945"},{"product_id":"cutler-hammer-hmcp150t4-r-150-amp","title":"Eaton \/ Cutler-Hammer HMCP150T4 - 150A 3 Pole Motor Circuit Protector","description":"Built for heavy-duty industrial applications, the Eaton HMCP150T4 provides instantaneous short-circuit protection for motor branch circuits. This 150A, 3-pole device ensures rapid clearing of fault currents. Designed to install into standard motor control centers, it pairs perfectly with NEMA Size 4 motor starters. It includes standard steel lugs for 4 AWG to 4\/0 AWG conductors. Operating at up to 600VAC, it features a highly customizable magnetic trip adjustable from 450A to 1500A.","brand":"Eaton \/ Cutler-Hammer","offers":[{"title":"Re-Certified","offer_id":45354599219513,"sku":"HMCP150T4-R","price":544.38,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/files\/HMCPS150T4C-3-Pole-Circuit-Breaker_Eaton_1_43dce0d6-d563-45f9-bd9f-ec57288e1213.jpg?v=1778766476"},{"product_id":"eaton-hmcp150t4c-3-pole-circuit-breaker","title":"Eaton \/ Cutler-Hammer HMCP150T4C - 150A 3 Pole Motor Circuit Protector","description":"Designed for environments requiring copper-only terminations, the Eaton HMCP150T4C provides instantaneous short-circuit protection. This 150A, 3-pole motor circuit protector safeguards industrial motor branch circuits. It mounts into motor control centers and coordinates with NEMA Size 4 starters. The unit comes factory-equipped with non-aluminum copper lugs accepting 4 AWG to 4\/0 AWG wire. Rated for 600VAC, it features an adjustable magnetic trip range of 450A to 1500A.","brand":"Eaton \/ Cutler-Hammer","offers":[{"title":"New","offer_id":45354599547193,"sku":"HMCP150T4C","price":863.95,"currency_code":"USD","in_stock":true},{"title":"Re-Certified","offer_id":45354599579961,"sku":"HMCP150T4C-R","price":549.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/files\/HMCP150T4C-3-Pole-Circuit-Breaker_Eaton_1.jpg?v=1740083347"},{"product_id":"cutler-hammer-hmcp150u4-150-amp","title":"Eaton \/ Cutler-Hammer HMCP150U4 - 150A 3 Pole Motor Circuit Protector","description":"Part of the reliable Series C family, this 150A motor circuit protector provides dedicated magnetic-only fault defense. The wide adjustable instantaneous trip range of 750A to 2500A ensures accurate sizing for specific motor loads while preventing nuisance tripping during startup. Installs into industrial control panels and coordinates with NEMA Size 4 motor starters. Standard Cu\/Al lugs accommodate 4 to 4\/0 AWG conductors.","brand":"Eaton \/ Cutler-Hammer","offers":[{"title":"New","offer_id":51149410926905,"sku":"HMCP150U4","price":1028.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/files\/HMCPS150T4C-3-Pole-Circuit-Breaker_Eaton_1_e024fd77-f302-4a70-a52e-15abfe159058.jpg?v=1778766421"},{"product_id":"cutler-hammer-hmcp150u4-r-150-amp","title":"Eaton \/ Cutler-Hammer HMCP150U4 - 150A 3 Pole Motor Circuit Protector","description":"Supplying essential short-circuit defense for motor branch circuits, this 150A magnetic-only device prevents damage from severe electrical faults. Operators can adjust the instantaneous trip setting between 750A and 2500A to match specific motor inrush characteristics. Fits standard industrial enclosures and pairs perfectly with Eaton Series C NEMA Size 4 motor starters. Equipped with standard lugs for 4 to 4\/0 AWG wire, offering a 65kAIC rating at 480V for dependable facility protection.","brand":"Eaton \/ Cutler-Hammer","offers":[{"title":"Re-Certified","offer_id":45354600202553,"sku":"HMCP150U4-R","price":549.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/files\/HMCPS150T4C-3-Pole-Circuit-Breaker_Eaton_1_a158defb-8e37-4224-a57e-7d10ff95b139.jpg?v=1778766317"},{"product_id":"eaton-hmcp150u4c-3-pole-circuit-breaker","title":"Eaton \/ Cutler-Hammer HMCP150U4C - 150A 3 Pole Motor Circuit Protector","description":"Part of the Series C family, the Eaton HMCP150U4C is a 150A motor circuit protector for industrial control. It provides instantaneous-only short-circuit protection for precise motor load sizing. This unit coordinates with Eaton Series C and NEMA Size 4 motor starters. It serves as a replacement for legacy MCP150U4 models in existing panels. It features an adjustable magnetic trip range of 750-2500A and includes non-aluminum terminals for secure copper connections.","brand":"Eaton \/ Cutler-Hammer","offers":[{"title":"New","offer_id":45354600661305,"sku":"HMCP150U4C","price":1028.05,"currency_code":"USD","in_stock":true},{"title":"Re-Certified","offer_id":45354600694073,"sku":"HMCP150U4C-R","price":549.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/files\/HMCP150U4C-3-Pole-Circuit-Breaker_Eaton_1.jpg?v=1740083375"},{"product_id":"cutler-hammer-j3150-r-150-amp","title":"Eaton \/ Cutler-Hammer J3150 - 150A 3 Pole Molded Case Circuit Breaker","description":"Manufactured under the Cutler-Hammer and Westinghouse brands, this 150A MCCB serves commercial facilities. It delivers robust overcurrent safety for heavy-duty networks requiring a 3-pole configuration. The bolt-on style ensures a secure connection within older Westinghouse panelboards. When maintenance requires an upgrade, the JD3150 serves as the designated modern substitute. Equipped with a 35 kAIC capacity at 480VAC, it includes an adjustable magnetic trip.","brand":"Eaton \/ Cutler-Hammer","offers":[{"title":"Re-Certified","offer_id":45354617798969,"sku":"J3150-R","price":402.42,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/products\/J3150-R_1_5d59b21a-34c8-4424-95c9-bdecc61b43c7.jpg?v=1686689849"},{"product_id":"cutler-hammer-ja3150-r-150-amp","title":"Eaton \/ Cutler-Hammer JA3150 - 150A 3 Pole Molded Case Circuit Breaker","description":"Part of the legacy Westinghouse and Cutler-Hammer J-frame series, this 150A three-pole breaker delivers robust thermal-magnetic protection for commercial and industrial facilities. It installs into older Westinghouse panelboards, switchboards, and motor control centers requiring a bolt-on connection. Rated for 25kAIC at 240VAC and 22kAIC at 480VAC, it features an adjustable magnetic trip and comes equipped with load-side lugs. For modern upgrades, this unit is replaced by the JD3150 or JDB3150.","brand":"Eaton \/ Cutler-Hammer","offers":[{"title":"Re-Certified","offer_id":45354618749241,"sku":"JA3150-R","price":566.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/products\/JA3150-R_cae7d804-dd1d-4a65-a34c-db579bb01a08.jpg?v=1686689922"},{"product_id":"square-d-jda36150-125-amp","title":"Square D JDA36150 - 150A 3 Pole Molded Case Circuit Breaker","description":"Designed for heavy-duty commercial environments, this 150-amp three-pole breaker offers reliable thermal-magnetic (LI) protection with an adjustable magnetic trip. The unit serves as an exact drop-in upgrade for discontinued KA36150 models, maintaining compatibility with existing Square D I-Line panelboards. It delivers a 25kA interrupting rating at 240VAC and includes current-limiting technology alongside a visual trip indicator to streamline facility maintenance.","brand":"Square D","offers":[{"title":"New","offer_id":45354620223801,"sku":"JDA36150","price":1198.99,"currency_code":"USD","in_stock":true},{"title":"Re-Certified","offer_id":51105993457977,"sku":"JDA36150-R","price":889.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/products\/JDA36150_7c454f83-f64a-4d3c-afdb-21de1677234a.jpg?v=1686690011"},{"product_id":"square-d-jdl36150-3-pole-circuit-breaker","title":"Square D JDL36150 - 150A 3 Pole Molded Case Circuit Breaker","description":"Built for industrial applications, the Square D JDL36150 is a 3-pole, 150A molded case circuit breaker. It belongs to the PowerPacT J-Frame family, delivering reliable thermal magnetic protection. Designed for unit mounting, this breaker integrates into Square D switchboards and motor control centers. It comes standard with AL175JD lugs that accommodate 4 AWG to 4\/0 AWG wiring. Rated 14kAIC at 600VAC, it includes a trip-free mechanism, current-limiting performance, and a Visi-Trip indicator.","brand":"Square D","offers":[{"title":"New","offer_id":45354620387641,"sku":"JDL36150","price":971.99,"currency_code":"USD","in_stock":true},{"title":"Re-Certified","offer_id":45354620420409,"sku":"JDL36150-R","price":959.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/files\/JGL26175-2-Pole-Circuit-Breaker_SquareD_1_a5d8273d-4553-4b07-ad29-3fbe2a46d13c.jpg?v=1767819381"},{"product_id":"square-d-jja36150-150-amp","title":"Schneider Electric JJA36150 - 150A 3 Pole Molded Case Circuit Breaker","description":"Belonging to the PowerPacT J-Frame family, this 150A MCCB handles heavy-duty industrial applications. It provides thermal-magnetic protection with a 65kAIC rating at 480VAC. This unit mounts into Square D I-Line panelboards, utilizing a plug-on jaw connection. It serves as a modern replacement for legacy KC36150 breakers. Featuring an adjustable magnetic trip and current-limiting capabilities, this HACR-rated breaker includes the Visi-Trip indicator for quick fault identification.","brand":"Schneider Electric","offers":[{"title":"New","offer_id":51149420233017,"sku":"JJA36150","price":1425.25,"currency_code":"USD","in_stock":true},{"title":"Re-Certified","offer_id":51193906725177,"sku":"JJA36150-R","price":1267.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/files\/JJA36150-3-Pole-Circuit-Breaker_SquareD-1_fc5d5eb0-f987-4ed7-aa66-dce309a26435.jpg?v=1738090149"},{"product_id":"siemens-jl3b150-r-150-amp","title":"Siemens JL3B150 - 150A 3 Pole Molded Case Circuit Breaker","description":"Designed for commercial facilities, the Siemens JL3B150 is a 150A, 3-pole molded case circuit breaker. It offers fixed thermal and adjustable magnetic trip settings for precise LI protection. This bolt-on breaker integrates into Siemens P4 and P5 panelboards, MCCs, and switchboards. It is also an exact fit for legacy ITE FC-1 systems. Operating at up to 600VAC, it provides a 35kAIC rating at 480V. The unit is HACR rated and features a trip-free mechanism.","brand":"Siemens","offers":[{"title":"Re-Certified","offer_id":45354631495993,"sku":"JL3B150-R","price":916.77,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/products\/JL3B150-R.jpg?v=1686690473"},{"product_id":"westinghouse-kb3150-r-150-amp","title":"Eaton \/ Cutler-Hammer KB3150 - 150A 3 Pole Molded Case Circuit Breaker","description":"Built to industrial specifications, the 150-amp KB3150 provides essential LI protection for heavy-duty electrical systems. This three-pole K-Frame unit incorporates an interchangeable trip design to accommodate changing facility requirements. The bolt-on configuration ensures a rigid connection within Westinghouse CDP panelboards and Eaton motor control centers. Delivering a 25kAIC rating at 240VAC, this HACR-approved breaker handles high-demand HVAC and motor loads effectively.","brand":"Eaton \/ Cutler-Hammer","offers":[{"title":"Re-Certified","offer_id":45354690740537,"sku":"KB3150-R","price":512.31,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/files\/KB3150-3-Pole-Circuit-Breaker-Westinghouse-01.jpg?v=1757010310"},{"product_id":"square-d-la36150-3-pole-circuit-breaker","title":"Square D LA36150 - 150A 3 Pole Molded Case Circuit Breaker","description":"Part of the legacy L-Frame series, the Square D LA36150 provides robust thermal-magnetic protection for commercial facilities. This 3-pole breaker installs into Square D I-Line panelboards and switchboards. It features a plug-on I-Line connection and load-side lugs. For modern upgrades, it is replaced by the PowerPacT J-Frame JJA36150. Rated for 150A and 600VAC, it delivers 30 kAIC at 480V. It includes an adjustable magnetic trip, HACR rating, and a Visi-Trip indicator.","brand":"Square D","offers":[{"title":"New","offer_id":45354752704825,"sku":"LA36150","price":4278.0,"currency_code":"USD","in_stock":true},{"title":"Re-Certified","offer_id":45354752737593,"sku":"LA36150-R","price":1390.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/products\/LA36150_630afd47-be2a-48fd-94e2-e20ae205ad3c.jpg?v=1686693811"},{"product_id":"federal-pacific-nfj437150-3-pole-circuit-breaker","title":"Federal Pacific NFJ437150 - 150A 3 Pole Molded Case Circuit Breaker","description":"Engineered for commercial and industrial applications, this 150A Federal Pacific MCCB provides robust thermal-magnetic protection. The three-pole design ensures reliable performance across demanding electrical environments. 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