{"title":"175 Amp Circuit Breakers","description":"\u003ch2\u003e175 Amp Circuit Breakers\u003c\/h2\u003e\u003cp\u003eShop 175 amp circuit breakers across leading brands and series. Filter 175A breakers by poles, voltage, series, mounting style, phase, special classification, trip technology, and family.\u003c\/p\u003e\u003cp\u003eMatch amperage, voltage, pole count, series, and mounting style to your equipment before ordering. Need help identifying a replacement? \u003ca href=\"\/pages\/get-a-quote\"\u003eRequest a quote\u003c\/a\u003e.\u003c\/p\u003e","products":[{"product_id":"siemens-cfd63b175l-175-amp","title":"Siemens CFD63B175L - 175A 3 Pole Molded Case Circuit Breaker","description":"The CFD63B175L is a 175-amp, 3-pole molded case circuit breaker from Siemens' Sentron series. Built for commercial power distribution, it features a thermal-magnetic trip unit with fixed thermal and adjustable magnetic settings (LI). Engineered for unit mount installation, this FD frame breaker integrates into Siemens P2 and P3 panelboards and motor control centers. Rated for 200 kAIC at 480VAC, this current-limiting MCCB ensures robust fault interruption and is fully HACR rated.","brand":"Siemens","offers":[{"title":"New","offer_id":45354243522873,"sku":"CFD63B175L","price":1904.65,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/products\/CFD63B175L.jpg?v=1686678604"},{"product_id":"siemens-fd63b175-3-pole-circuit-breaker","title":"Siemens FD63B175 - 175A 3 Pole Molded Case Circuit Breaker","description":"Engineered for demanding industrial environments, the 175A Siemens FD63B175 delivers reliable long-time and instantaneous (LI) circuit protection via proven thermal-magnetic technology. The unit-mount configuration installs into Siemens Sentron P1 through P5 panelboards, switchboards, and MCCs. It substitutes for FXD63B175 fixed-trip breakers. Featuring an interchangeable trip unit with adjustable magnetic settings, this 3-pole breaker is rated 35kAIC at 480VAC. It includes TA1FD350A lugs.","brand":"Siemens","offers":[{"title":"New","offer_id":45354421158201,"sku":"FD63B175","price":874.98,"currency_code":"USD","in_stock":true},{"title":"Re-Certified","offer_id":45354421190969,"sku":"FD63B175-R","price":515.46,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/products\/FD63B175_2_f419835b-6a55-4b36-84e2-a5a000a9578b.jpg?v=1686682077"},{"product_id":"cutler-hammer-hfd2175l-175-amp","title":"Eaton \/ Cutler-Hammer HFD2175L - 175A 2 Pole Molded Case Circuit Breaker","description":"Designed for standalone and enclosed applications, the Eaton HFD2175L is a 2-pole, 175A unit-mount circuit breaker. The 'L' suffix indicates it comes factory-equipped with both line and load side lugs for versatile wiring. This Series C F-Frame breaker mounts into standard enclosures, switchboards, and motor control centers. Delivering a high interrupting rating of 65 kAIC at 480V, it ensures reliable long-time and instantaneous (LI) protection for heavy-duty industrial environments.","brand":"Eaton \/ Cutler-Hammer","offers":[{"title":"New","offer_id":45354583687481,"sku":"HFD2175L","price":1097.26,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/files\/HFD2175-2-Pole-Circuit-Breaker_Eaton-Cutler-Hammer_1_1567760c-b72b-4d0c-8c21-a1363fd77b04.jpg?v=1779806344"},{"product_id":"cutler-hammer-ja3175-r-175-amp","title":"Eaton \/ Cutler-Hammer JA3175 - 175A 3 Pole Molded Case Circuit Breaker","description":"Designed for older industrial infrastructure, this 175-amp three-pole breaker utilizes proven thermal-magnetic technology to manage overcurrent events. It fastens into classic Westinghouse or Cutler-Hammer panelboards and motor control centers via a standard bolt-on mount. The device provides a 25kAIC rating at 240VAC alongside an adjustable magnetic trip for precise coordination. When panel upgrades are required, the JD3175 or JDB3175 serve as the modern equivalent for this specific frame.","brand":"Eaton \/ Cutler-Hammer","offers":[{"title":"Re-Certified","offer_id":45354618945849,"sku":"JA3175-R","price":566.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/products\/JA3175-R_5adf80ac-4e11-4a93-9668-3b412b69f825.jpg?v=1686689933"},{"product_id":"siemens-jl3b175-r-175-amp","title":"Siemens JL3B175 - 175A 3 Pole Molded Case Circuit Breaker","description":"The JL3B175 is a 3-pole, 175A molded case circuit breaker designed by Siemens for demanding commercial environments. It utilizes a thermal magnetic trip unit with adjustable magnetic settings, providing reliable long-time and instantaneous protection. Engineered for bolt-on mounting, this breaker fits into Siemens P4 and P5 panelboards, switchboards, and motor control centers. It is also fully compatible with legacy ITE FC-1 panelboards. This HACR-rated breaker delivers 35kAIC at 480VAC.","brand":"Siemens","offers":[{"title":"Re-Certified","offer_id":45354631790905,"sku":"JL3B175-R","price":916.77,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/products\/JL3B175-R_8a017f35-dec6-4f73-b52b-17423ecc4a72.jpg?v=1686690484"},{"product_id":"cutler-hammer-ka3175-r-175-amp","title":"Eaton \/ Cutler-Hammer KA3175 - 175A 3 Pole Molded Case Circuit Breaker","description":"Maintaining aging electrical infrastructure requires exact matches, and the Eaton KA3175 delivers as a 3-pole, 175A legacy molded case circuit breaker. It provides essential long-time and instantaneous protection for 600VAC commercial distribution networks. This K-Frame breaker bolts into classic Westinghouse CDP panels and motor control centers. Facilities upgrading to the KD3175 equivalent must utilize a TAD3 spacer kit. With a 22kAIC rating at 480V, it safely handles industrial faults.","brand":"Eaton \/ Cutler-Hammer","offers":[{"title":"Re-Certified","offer_id":45354684645689,"sku":"KA3175-R","price":566.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/products\/ka3175_a4b20245-29d5-4b25-bfcf-046c0fbcf8a8.jpg?v=1686691764"},{"product_id":"square-d-kh361751021-175-amp","title":"Square D KH361751021 - 175A 3 Pole Molded Case Circuit Breaker","description":"Delivering reliable thermal-magnetic protection, this 175A K-frame molded case circuit breaker handles commercial and industrial applications. It installs into Square D I-Line panelboards and switchboards, providing a secure connection for high-capacity distribution systems. Rated at 65kAIC at 240V, the unit features a factory-installed 120-240VAC shunt trip for remote tripping capabilities. Note that this legacy component has been replaced by the JJA36175SA in modern installations.","brand":"Square D","offers":[{"title":"New","offer_id":45354695229753,"sku":"KH361751021","price":1334.31,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/products\/KH361751021_36db4aa1-d7ed-48aa-970b-b760d719584b.jpg?v=1686692054"},{"product_id":"westinghouse-la3175pr-r-175-amp","title":"Eaton \/ Cutler-Hammer LA3175PR - 175A 3 Pole Molded Case Circuit Breaker","description":"Delivering exceptional short-circuit protection, this 175A Tri-Pac breaker utilizes integrated current-limiting fuses alongside a traditional thermal-magnetic trip unit. The L-Frame architecture includes an interchangeable trip mechanism. Engineered for bolt-on mounting, it fits into Westinghouse PRL4 panelboards and switchboards. While often substituted by the LCL3175, this exact match is ideal for legacy motor control centers.","brand":"Eaton \/ Cutler-Hammer","offers":[{"title":"Re-Certified","offer_id":45354746773817,"sku":"LA3175PR-R","price":1509.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/products\/LA3175PR-R_253c62ec-c58e-472a-bc53-93c1a2faab25.jpg?v=1686693560"},{"product_id":"square-d-lxl361751426-r-175-amp","title":"Square D LXL361751426 - 175A 3 Pole Molded Case Circuit Breaker","description":"Engineered for industrial systems, the Square D LXL361751426 delivers precise microprocessor-based protection as a 3-pole, 175A electronic trip MCCB. This unit-mount breaker installs into legacy Square D L-Frame enclosures and switchboards. It is replaced by the PowerPacT J-Frame (JJL36175) via retrofit. Rated 65kAIC at 480V, it features adjustable LSI trip functions, true RMS sensing, a factory-installed shunt trip, and an auxiliary switch.","brand":"Square D","offers":[{"title":"New","offer_id":45354834231609,"sku":"LXL361751426-R","price":2003.01,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/products\/LXL361751426_556db8d5-cb72-4f43-a4a0-597c3ad1152a.jpg?v=1686696692"},{"product_id":"siemens-mbk175-r","title":"Siemens MBK175 - 175A 2 Pole Main Breaker Kit","description":"Characterized by its 4-pole width footprint, the Siemens MBK175 is a 175-amp main breaker kit built for residential applications. It delivers essential thermal-magnetic protection for primary electrical service entrances. This plug-on unit is specifically designed to install into Siemens EQ Series load centers. While replaced by the newer MBK175A, this original version remains critical for maintaining specific legacy panels.","brand":"Siemens","offers":[{"title":"Re-Certified","offer_id":45354835935545,"sku":"MBK175-R","price":88.98,"currency_code":"USD","in_stock":false},{"title":"New","offer_id":50093627834681,"sku":"MBK175","price":299.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/products\/MBK175_3_d0a132ca-b7b8-4559-a50b-5afef9601552.jpg?v=1686696790"},{"product_id":"federal-pacific-nfj437175-r-175-amp","title":"Federal Pacific NFJ437175 - 175A 3 Pole Molded Case Circuit Breaker","description":"Designed for commercial and industrial electrical systems, this 175A molded case breaker delivers robust overcurrent protection. It mounts into legacy Federal Pacific panelboards, offering an exact fit for aging infrastructure without requiring adapters. Featuring a fixed thermal-magnetic trip unit, the three-pole device handles 18kAIC at 480VAC and 25kAIC at 240VAC. This N-Frame component ensures continued operation of existing distribution setups.","brand":"Federal Pacific","offers":[{"title":"Re-Certified","offer_id":45354897670457,"sku":"NFJ437175-R","price":620.16,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/products\/nfj437125_r_3_a1842366-a57f-45f3-be4e-ac8a9835d552.jpg?v=1686698827"},{"product_id":"federal-pacific-nfj631175-r-175-amp","title":"Federal Pacific NFJ631175 - 175A 3 Pole Molded Case Circuit Breaker","description":"Part of the legacy N-Frame series, this Federal Pacific 175A MCCB is designed to seamlessly integrate into existing FPE panelboards. The 3-pole bolt-on breaker eliminates the need for retrofit adapters, ensuring a precise fit for commercial electrical upgrades. Delivering 18 kAIC interrupting capacity at 480V, it utilizes fixed thermal and magnetic trip elements to safeguard circuits against overloads and short circuits while supporting 4 AWG to 300 kcmil wire.","brand":"Federal Pacific","offers":[{"title":"Re-Certified","offer_id":45354900914489,"sku":"NFJ631175-R","price":675.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/products\/nfj631175-r.jpg?v=1686698897"},{"product_id":"siemens-qj23b175h-3-pole-circuit-breaker","title":"Siemens QJ23B175H - 175A 3 Pole Molded Case Circuit Breaker","description":"Engineered for commercial and industrial applications, this 3-pole unit mount molded case circuit breaker provides reliable thermal magnetic protection. It features a non-interchangeable trip unit with LI functions. The QJ-frame breaker mounts into Siemens P1, P2, and P3 panelboards or switchboards. For legacy system upgrades, note that this model is replaced by the HQR23B175. Rated for 42kAIC at 240VAC, it delivers high interrupting capacity and is HACR rated for reverse feed applications.","brand":"Siemens","offers":[{"title":"New","offer_id":45355028775225,"sku":"QJ23B175H","price":1504.75,"currency_code":"USD","in_stock":true},{"title":"Re-Certified","offer_id":45355028807993,"sku":"QJ23B175H-R","price":752.38,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/files\/QJ23B175_1_1b3aa41e-94aa-4a17-95f6-ac07db174cba.jpg?v=1787169090"},{"product_id":"square-d-qo2175-175-amp","title":"Square D QO2175 - 175A 2 Pole Miniature Circuit Breaker","description":"Delivering reliable thermal-magnetic trip functions, the Square D QO2175 is a 2-pole, 175A miniature circuit breaker with a 10kAIC rating. It is built for heavy-duty electrical systems. This plug-on breaker requires four panel spaces and installs into QO load centers, NQ panelboards, and Speed-D switchboards. Box lug terminals accept 1 AWG to 300 kcmil wire. The unit features a Visi-Trip indicator for rapid fault detection and is HACR rated for HVAC applications.","brand":"Square D","offers":[{"title":"New","offer_id":45355087298873,"sku":"QO2175","price":307.03,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/products\/QO2175_1_2f6bfde3-8bb0-46d6-b487-82e95511ea0c.jpg?v=1686701501"},{"product_id":"tlb234175","title":"ABB \/ General Electric TLB234175 - 175A 3 Pole Molded Case Circuit Breaker","description":"Designed to handle high-capacity loads, the TLB234175 is a 3-pole, 175A molded case circuit breaker. As part of the GE Tri-Break family, it provides dependable thermal magnetic protection for industrial applications. The bolt-on mounting ensures a secure fit within GE panelboards, switchboards, and motor control centers. For future-proofing, this breaker transitions to the newer Tmax XT4 platform. With an integrally fused architecture, it delivers a 50kAIC interrupt rating at 480VAC.","brand":"ABB \/ General Electric","offers":[{"title":"Re-Certified","offer_id":45355529732409,"sku":"TLB234175-R","price":1073.16,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/products\/TLB234175_1_119e4aac-011f-49b3-9170-1780be052c0c.jpg?v=1686708513"},{"product_id":"tqd32175st1","title":"ABB \/ General Electric TQD32175ST1 - 175A 3 Pole Molded Case Circuit Breaker","description":"Engineered for commercial applications, the GE TQD32175ST1 is a 3-pole, 175-amp molded case circuit breaker from the Q-Line family. It provides thermal-magnetic protection with a 10kAIC rating at 240VAC and includes a factory-installed shunt trip for remote tripping. This unit mount breaker is designed for integration into GE A-Series and Spectra Series panelboards. For facilities upgrading legacy infrastructure, it can be replaced by the ABB Tmax XT3 series using a retrofit kit.","brand":"ABB \/ General Electric","offers":[{"title":"New","offer_id":45355538481465,"sku":"TQD32175ST1","price":1552.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/products\/TQD32175ST1_1_7ad92788-203f-4b1d-9e8a-2017af7676ae.jpg?v=1686708810"},{"product_id":"general-electric-tqd32175wl-3-pole-circuit-breaker","title":"ABB \/ General Electric TQD32175WL - 175A 3 Pole Molded Case Circuit Breaker","description":"Built for commercial power distribution, the GE TQD32175WL is a 3-pole, 175-amp molded case circuit breaker from the Q-Line series. It provides thermal-magnetic protection with a 10kAIC rating at 240VAC and comes complete with line and load lugs for immediate wiring. This unit mount breaker is engineered for installation in GE enclosures, switchboards, and individual mounting setups. For facilities maintaining legacy systems, it can be replaced by the ABB Formula A2 series.","brand":"ABB \/ General Electric","offers":[{"title":"New","offer_id":45355538776377,"sku":"TQD32175WL","price":218.13,"currency_code":"USD","in_stock":false},{"title":"Re-Certified","offer_id":45355538809145,"sku":"TQD32175WL-R","price":374.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/products\/TQD32175WL_1_c98121b6-fefb-4ebf-b35f-affd3bdf4f81.jpg?v=1686708816"},{"product_id":"square-d-kh36175-3-pole-circuit-breaker","title":"Square D KH36175 - 175A 3 Pole Molded Case Circuit Breaker","description":"Designed for heavy-duty commercial applications, the Square D KH36175 is a 175-amp, 3-pole molded case circuit breaker. It features fixed thermal and adjustable magnetic trip functions (LI) to handle demanding electrical loads. As a K-Frame device, it plugs securely into standard Square D I-Line panelboards and switchboards. Facilities looking to modernize can cross-reference this legacy unit to the newer PowerPact JJA36175.","brand":"Square D","offers":[{"title":"New","offer_id":45356025086265,"sku":"KH36175","price":3726.66,"currency_code":"USD","in_stock":true},{"title":"Re-Certified","offer_id":45356025119033,"sku":"KH36175-R","price":1848.92,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/products\/KH36175_1_a334795a-b8de-4781-89d8-e61687b9a17f.jpg?v=1686714110"},{"product_id":"hj3b175-r","title":"Siemens \/ ITE HJ3B175 - 175A 3 Pole Molded Case Circuit Breaker","description":"Maintaining original panelboard configurations is simple with the Siemens HJ3B175. This 175A, 3-pole legacy MCCB provides thermal-magnetic protection for commercial and industrial electrical systems. It installs into Siemens P4 and P5 switchboards as an exact match for aging infrastructure. Choosing this original HJ frame avoids the extra cost and labor of installing adapter kits required by the HFD63B175 substitute.","brand":"Siemens \/ ITE","offers":[{"title":"Re-Certified","offer_id":45356073058617,"sku":"HJ3B175-R","price":1073.16,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/products\/hj3b175-r_b4fd9a32-dbf9-4ab9-8d87-4abfb1efb7cb.jpg?v=1686714723"},{"product_id":"siemens-fj63b175-r-175-amp","title":"Siemens FJ63B175 - 175A 3 Pole Molded Case Circuit Breaker","description":"Built to handle demanding electrical loads, this 175-amp, three-pole molded case breaker provides essential long-time and instantaneous protection. The thermal-magnetic trip mechanism ensures reliable operation across diverse commercial environments. It mounts securely into legacy I-T-E F-Frame panelboards, as well as modern Siemens P1, P2, and P3 load centers. Facility managers often utilize this model to maintain existing infrastructure.","brand":"Siemens","offers":[{"title":"Re-Certified","offer_id":45356095406393,"sku":"FJ63B175-R","price":493.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/products\/fj63b175-r_bae09947-ad75-4664-a72b-c1fe9cba3c72.jpg?v=1686715008"},{"product_id":"square-d-997319-r-175-amp","title":"Square D 997319 - 175A 3 Pole Molded Case Circuit Breaker","description":"Built for commercial applications, the 997319 is a 175A, 3-pole molded case breaker from Square D. It delivers reliable protection for older electrical infrastructure. This bolt-on breaker is engineered to mount securely into Square D Type ML panelboards. It provides an exact fit for facilities replacing discontinued ML Series components, including the ML3175. With a 10kAIC rating at 600VAC, it features fixed thermal and magnetic trip units for long-time and instantaneous defense.","brand":"Square D","offers":[{"title":"Re-Certified","offer_id":45356508381497,"sku":"997319-R","price":601.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/products\/997319_aea24b75-3dbe-42b5-8a65-db6a69d65be4.jpg?v=1686720953"},{"product_id":"cutler-hammer-ca3175s1-175-amp","title":"Eaton \/ Cutler-Hammer CA3175S1 - 175A 3 Pole Molded Case Circuit Breaker","description":"Engineered for commercial and industrial power distribution, the Eaton CA3175S1 delivers 175A of thermal-magnetic protection. It provides essential long-time and instantaneous (LI) functions for demanding electrical systems. This unit mount MCCB installs into legacy Westinghouse CDP, FDP, and Pow-R-Line panelboards. For modern upgrades or replacements, facilities typically transition to the EHD3175 frame.","brand":"Eaton \/ Cutler-Hammer","offers":[{"title":"New","offer_id":45356871418169,"sku":"CA3175S1","price":616.31,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/products\/ca3175s1_2688bf9f-113f-417a-8069-745973f82e98.jpg?v=1686728501"},{"product_id":"et225-3175-r","title":"Siemens \/ ITE ET225-3175 - 175A 3 Pole Molded Case Circuit Breaker","description":"A dependable choice for facility maintenance, this 175A, 3-pole molded case circuit breaker restores functionality to older electrical systems. It eliminates the need for extensive retrofitting by matching the original hardware footprint perfectly. Designed for unit mounting, the ET225-3175 fits seamlessly into legacy ITE and Siemens panelboards. Facilities upgrading their panels often transition to the QJ23B175 substitute. 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Designed to mount into Square D enclosures, switchboards, and legacy NQOD panelboards, this Q-frame breaker serves as an exact replacement for aging electrical systems. Rated 10kAIC at 240VAC, it includes Visi-Trip indication and factory-installed lugs.","brand":"Square D","offers":[{"title":"New","offer_id":45357174489401,"sku":"Q2L3175","price":870.0,"currency_code":"USD","in_stock":false},{"title":"Re-Certified","offer_id":45357174522169,"sku":"Q2L3175-R","price":341.81,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/products\/Q2L3175-R_249f9abb-110f-4ed4-89ff-6b2db231ee9e.jpg?v=1686732377"},{"product_id":"federal-pacific-nej231175-r-175-amp","title":"Federal Pacific NEJ231175 - 175A 3 Pole Molded Case Circuit Breaker","description":"Restoring power to aging industrial facilities requires exact-match components like this 175A thermal-magnetic breaker. 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