{"title":"800 Amp Circuit Breakers","description":"\u003ch2\u003e800 Amp Circuit Breakers\u003c\/h2\u003e\u003cp\u003eShop 800 amp circuit breakers across leading brands and series. Filter 800A 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-cm3b800-r-800-amp","title":"Siemens \/ ITE CM3B800 - 800A 3 Pole Molded Case Circuit Breaker","description":"Part of the legacy CM3B series, the Siemens CM3B800 is a 3-pole, 800A molded case circuit breaker. It delivers robust protection for switchboards and motor control centers. This bolt-on breaker serves as an exact replacement for aging infrastructure, ensuring seamless panel compatibility. It is replaced by the CMD63B800 for modern upgrades. Featuring a thermal-magnetic trip, it provides reliable LI protection.","brand":"Siemens \/ ITE","offers":[{"title":"Re-Certified","offer_id":45354257449273,"sku":"CM3B800-R","price":3650.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/products\/CM3B800-R_1792e396-5cc6-44ac-a1b5-8a279036526d.jpg?v=1686678811"},{"product_id":"siemens-hlmd63b800-3-pole-circuit-breaker","title":"Siemens HLMD63B800 - 800A 3 Pole Molded Case Circuit Breaker","description":"Built for demanding industrial environments, the Siemens HLMD63B800 is a 3-pole, 800A molded case circuit breaker from the Sentron LMD frame series. It delivers dependable long-time and instantaneous (LI) protection for commercial power distribution networks. The breaker is designed for unit-mount installation within Siemens Sentron panelboards and standalone enclosures. Featuring a high interrupting capacity of 65 kAIC at 480VAC, this unit includes adjustable magnetic trip settings.","brand":"Siemens","offers":[{"title":"New","offer_id":45354593648953,"sku":"HLMD63B800","price":6380.0,"currency_code":"USD","in_stock":true},{"title":"Re-Certified","offer_id":45354593681721,"sku":"HLMD63B800-R","price":2454.56,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/files\/siemens-hlmd63b800-800a-3-pole-molded-case-circuit-breaker-b50a894f.png?v=1793120059"},{"product_id":"cutler-hammer-hma3800-r-800-amp","title":"Eaton \/ Cutler-Hammer HMA3800 - 800A 3 Pole Molded Case Circuit Breaker","description":"Part of the legacy H-Frame family, the Eaton HMA3800 provides robust protection for commercial and industrial systems. This 3-pole, 800A breaker features a thermal magnetic trip unit with adjustable magnetic settings. Engineered for bolt-on mounting, it fits into older Westinghouse and Eaton panelboards. For modern upgrades, it is replaced by the HMDL3800 model. Featuring Mark 75 high interrupting capacity, it clears faults up to 65kA at 240VAC. Line and load lugs are included.","brand":"Eaton \/ Cutler-Hammer","offers":[{"title":"Re-Certified","offer_id":45354595254585,"sku":"HMA3800-R","price":2696.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/products\/HMA3800-R_de9bf2c3-0802-4727-a25c-d62d53259156.jpg?v=1686688956"},{"product_id":"cutler-hammer-hmdl3800w-r-800-amp","title":"Eaton \/ Cutler-Hammer HMDL3800W - 800A 3 Pole Molded Case Circuit Breaker","description":"Built to handle demanding electrical distribution networks, this 800-ampere Series C component utilizes proven thermal-magnetic trip technology. The breaker ships without lugs to accommodate specialized terminal kits required by complex industrial installations. Compatibility extends across various Cutler-Hammer and Eaton enclosures, specifically targeting M-Frame chassis footprints.","brand":"Eaton \/ Cutler-Hammer","offers":[{"title":"Re-Certified","offer_id":45354603053369,"sku":"HMDL3800W-R","price":2103.15,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/products\/hmdl3800w_d0194399-064e-489b-9cc5-4cd61f870a9c.jpg?v=1686689333"},{"product_id":"siemens-hmx3b800-r-800-amp","title":"Siemens HMX3B800 - 800A 3 Pole Molded Case Circuit Breaker","description":"The Siemens HMX3B800 is a 3-pole, 800A molded case circuit breaker designed for commercial and industrial power systems. It serves as a modern VL Series replacement for older HMD63B800 breakers, though panel modifications may be required. This MG frame unit mounts into Siemens P5 panelboards, SB1, SB2, and SB3 switchboards. Equipped with a non-interchangeable thermal-magnetic trip unit, it provides reliable long-time and instantaneous (LI) protection with a 65kAIC rating at 480V.","brand":"Siemens","offers":[{"title":"Re-Certified","offer_id":45354603184441,"sku":"HMX3B800-R","price":4950.0,"currency_code":"USD","in_stock":true},{"title":"New","offer_id":51215044739385,"sku":"HMX3B800","price":7800.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/products\/HMX3B800-R_0a6779dd-36f4-457d-a43b-a5b99f28e674.jpg?v=1686689345"},{"product_id":"siemens-hnb3f800-800-amp","title":"Siemens \/ ITE HNB3F800 - 800A 3 Pole Molded Case Circuit Breaker","description":"Built for demanding industrial environments, the 800A HNB frame breaker delivers dependable thermal-magnetic protection. It is equipped with an interchangeable trip unit, allowing for flexible configuration as facility power needs evolve. Designed as an exact replacement component, this bolt-on MCCB fits perfectly into legacy Siemens and ITE switchboards. It restores original system functionality without requiring modern adapters, though it is officially replaced by the HND63B800.","brand":"Siemens \/ ITE","offers":[{"title":"Re-Certified","offer_id":45354603512121,"sku":"HNB3F800","price":1935.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/products\/HNB3F800_d85db043-a853-4692-98e8-b21e917bfadd.jpg?v=1686689358"},{"product_id":"westinghouse-mc3800wk-r-800-amp","title":"Eaton \/ Westinghouse MC3800WK - 800A 3 Pole Molded Case Switch","description":"Built for commercial and industrial isolation, the Eaton MC3800WK is a 3-pole, 800A molded case switch rated for 600VAC. It functions as a non-automatic disconnect, providing reliable manual switching for heavy-duty systems. This bolt-on unit installs into legacy Westinghouse switchboards and motor control centers. It serves as an exact replacement for aging infrastructure and is superseded by the MDLB3800WK. The switch features a fixed 8000A high instantaneous magnetic trip for safety.","brand":"Eaton \/ Westinghouse","offers":[{"title":"Re-Certified","offer_id":45354838229305,"sku":"MC3800WK-R","price":1073.16,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/products\/MC3800WK_88cd5c84-279b-4d69-98dc-4755e901658f.jpg?v=1686696830"},{"product_id":"cutler-hammer-mcg3800f-r-800-amp","title":"Eaton \/ Cutler-Hammer MCG3800F - 800A 3 Pole Molded Case Circuit Breaker","description":"Built for commercial and industrial applications, the Eaton MCG3800F is a 3-pole, 800A molded case circuit breaker from the legacy Mark 75 Seltronic family. It features an advanced electronic trip unit with long-time, short-time, and ground fault (LSG) protection. Rated at 42kAIC at 240V, this bolt-on MCCB is engineered to replace aging units in Westinghouse and Cutler-Hammer motor control centers. The breaker requires a compatible rating plug to configure specific trip parameters.","brand":"Eaton \/ Cutler-Hammer","offers":[{"title":"Re-Certified","offer_id":45354838622521,"sku":"MCG3800F-R","price":2995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/products\/MCG3800F-R_dd2abe7e-076f-4039-b38b-3f67c93c0245.jpg?v=1686696843"},{"product_id":"square-d-melc836lsi-800-amp","title":"Square D MELC836LSI - 800A 3 Pole Molded Case Circuit Breaker","description":"Designed for demanding industrial environments, this 800-amp molded case breaker delivers robust power distribution protection with its configurable Long-Time, Short-Time, and Instantaneous (LSI) Micrologic trip unit. It mounts into standard Square D switchboards and features a 100% continuous current rating for maximum efficiency. Although replaced by the PLL36080U33A PowerPacT breaker, it serves as a crucial exact-fit replacement for existing systems.","brand":"Square D","offers":[{"title":"New","offer_id":45354846224697,"sku":"MELC836LSI","price":3692.74,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/products\/MELC836LSI_a68d19e6-7194-4cac-9787-306d3b71ddba.jpg?v=1686697142"},{"product_id":"square-d-mga36800-3-pole-circuit-breaker","title":"Square D MGA36800 - 800A 3 Pole Molded Case Circuit Breaker","description":"Rated at 35 kAIC at 480VAC, the Square D MGA36800 is an 800A, 3-pole electronic trip molded case circuit breaker. As a member of the PowerPacT M-Frame lineup, it utilizes an ET 1.0 trip unit to supply dependable long-time and instantaneous (LI) circuit protection. The breaker features an I-Line plug-on mounting configuration, making it compatible with Square D I-Line panelboards and switchboards. It is also the designated substitute for legacy MA36800 models and is 80% rated for continuous use.","brand":"Square D","offers":[{"title":"New","offer_id":45354849861945,"sku":"MGA36800","price":4611.99,"currency_code":"USD","in_stock":true},{"title":"Re-Certified","offer_id":45354849894713,"sku":"MGA36800-R","price":3350.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/products\/MGA36800_bbd88898-b10f-4130-816a-22c739492e41.jpg?v=1686697315"},{"product_id":"square-d-mja36800-3-pole-circuit-breaker","title":"Square D MJA36800 - 800A 3 Pole Molded Case Circuit Breaker","description":"Engineered for commercial and industrial power distribution, the MJA36800 is a 3-pole, 800A molded case circuit breaker from Square D's PowerPacT M-Frame family. It installs into I-Line panelboards and switchboards, serving as a seamless modern replacement for legacy MA and MH frame breakers. Rated for 65 kAIC at 480VAC, this unit utilizes an advanced electronic trip system with fixed thermal and adjustable magnetic settings to ensure precise coordination and reliable system protection.","brand":"Square D","offers":[{"title":"New","offer_id":45354852090169,"sku":"MJA36800","price":4495.0,"currency_code":"USD","in_stock":true},{"title":"Re-Certified","offer_id":45354852122937,"sku":"MJA36800-R","price":3734.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/files\/MJA368003PoleCircuitBreaker_SquareD-01.jpg?v=1750787658"},{"product_id":"square-d-mjl36800-3-pole-circuit-breaker","title":"Square D MJL36800 - 800A 3 Pole Molded Case Circuit Breaker","description":"Built for heavy-duty power distribution, the Square D MJL36800 is an 800A, 3-pole molded case circuit breaker. As part of the PowerPacT M-frame series, it utilizes a unit-mount configuration with factory-installed lugs for secure integration into switchboards and motor control centers. This model provides an easy upgrade path for obsolete MA36800 and MH36800 breakers. The integrated ET 1.0 electronic trip unit ensures precise LI protection. It boasts a 65 kAIC rating at 480VAC.","brand":"Square D","offers":[{"title":"New","offer_id":51149428982073,"sku":"MJL36800","price":6860.0,"currency_code":"USD","in_stock":true},{"title":"Re-Certified","offer_id":51214467399993,"sku":"MJL36800-R","price":5190.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/files\/MJL36800-3-Pole-Circuit-Breaker_SquareD_1_c87ae363-d1db-484e-a4fc-044af6e43ae6.jpg?v=1754569921"},{"product_id":"ms360800a-r","title":"Eaton \/ Cutler-Hammer MS360800A - 800A 3 Pole Automatic Molded Case Switch","description":"Part of the Series C MDS frame lineup, this 800-ampere molded case switch provides essential circuit isolation for industrial facilities. The device installs into Eaton and legacy Westinghouse M-Frame enclosures or motor control centers, functioning primarily as a disconnect. While it does not offer thermal overload protection, the switch includes a self-protecting high instantaneous magnetic trip mechanism to handle severe faults. It serves as a drop-in replacement for the MS360800.","brand":"Eaton \/ Cutler-Hammer","offers":[{"title":"Re-Certified","offer_id":45354856972601,"sku":"MS360800A-R","price":1612.43,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/products\/MS360800A-R_cdfe68ba-8308-4c23-976e-cf3d501c6b31.jpg?v=1686697615"},{"product_id":"westinghouse-nb3800p-r-800-amp","title":"Eaton \/ Cutler-Hammer NB3800P - 800A 3 Pole Molded Case Circuit Breaker","description":"Built for heavy industrial environments, the Eaton NB3800P delivers 800A of current-limiting protection. It provides reliable power distribution and advanced safety for commercial facilities. This unit-mount breaker fits seamlessly into Westinghouse Pow-R-Line 4B panelboards and switchboards. It includes standard lug terminals that accept 3\/0 AWG to 400 kcmil wire. Featuring a fused thermal-magnetic trip unit, it achieves an impressive 200kAIC at 600VAC to minimize let-through energy.","brand":"Eaton \/ Cutler-Hammer","offers":[{"title":"Re-Certified","offer_id":45354868900153,"sku":"NB3800P-R","price":2225.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/products\/NB3800P-R_aabe32c1-ecb0-4ec7-88c4-83794eacaa64.jpg?v=1686698019"},{"product_id":"siemens-scnd69800angt-800-amp","title":"Siemens SCND69800ANGT - 800A 3 Pole Molded Case Circuit Breaker","description":"Built for complex power distribution, the Siemens SCND69800ANGT is an 800A, 3-pole electronic trip molded case circuit breaker. It provides advanced solid-state sensing for commercial and industrial facilities. The breaker bolts securely into Siemens Sentron panelboards and switchboards, serving as a robust ND frame solution. Rated at 65kAIC at 480VAC, it includes adjustable LSIG functions, adding critical ground fault protection to its long-time, short-time, and instantaneous capabilities.","brand":"Siemens","offers":[{"title":"New","offer_id":45355234918713,"sku":"SCND69800ANGT","price":12790.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/products\/SCND69800ANGT_1.jpg?v=1686703311"},{"product_id":"siemens-shmd69800angt-800-amp","title":"Siemens SHMD69800ANGT - 800A 3 Pole Molded Case Circuit Breaker","description":"Engineered for industrial applications, the Siemens SHMD69800ANGT is a 3-pole, 800A molded case circuit breaker from the Sentron MD Frame family. It installs into Siemens Sentron panelboards, switchboards, and motor control centers. This unit mount breaker requires TA3K500 lugs (sold separately). For legacy upgrades, it is replaced by the 3VA6580-6KQ32-0AA0 (requires retrofit kit). Equipped with a Sensitrip III electronic trip unit, it offers adjustable LSIG protection and 65kAIC at 480V.","brand":"Siemens","offers":[{"title":"New","offer_id":45355272798521,"sku":"SHMD69800ANGT","price":0.01,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/products\/shmd69800angt_7bbb1c07-5a3d-458d-958d-de6faa502121.jpg?v=1686703991"},{"product_id":"general-electric-skla36at0800-800-amp","title":"ABB \/ General Electric SKLA36AT0800 - 800A 3 Pole Molded Case Circuit Breaker Frame Only","description":"\u003cp\u003eDesigned for heavy commercial use, this 800A, three-pole Spectra RMS breaker frame provides advanced microprocessor-based protection. The solid-state trip unit ensures highly accurate current monitoring. This SK frame unit installs into GE switchboards using a bolt-on connection. For facilities upgrading legacy gear, ABB suggests the XT7H 800 Ekip Dip LSI as a substitute when paired with a retrofit kit. Adjustable LSI functions allow optimal coordination. A rating plug must be installed.\u003c\/p\u003e","brand":"ABB \/ General Electric","offers":[{"title":"New","offer_id":45355279384889,"sku":"SKLA36AT0800","price":11500.0,"currency_code":"USD","in_stock":true},{"title":"Re-Certified","offer_id":50255529967929,"sku":"SKLA36AT0800-R","price":3928.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/products\/SKLA36AT0800_1_f5ab76c0-21b1-486e-abdb-4a870c9bda8a.jpg?v=1686704082"},{"product_id":"general-electric-sklb36bc0800-800-amp","title":"ABB \/ General Electric SKLB36BC0800 - 800A 3 Pole Molded Case Circuit Breaker","description":"Built for demanding industrial environments, the GE SKLB36BC0800 is an 800A, 3-pole MCCB from the Spectra RMS lineup. It utilizes a MicroVersaTrip Plus electronic trip unit configured with long-time, instantaneous, and ground fault (LIG) protection. This breaker is designed for GE A-Series panelboards and Spectra switchboards, providing a 65kAIC rating at 480VAC. It is officially replaced by the XT7HQ380CGWF00GXXX when using the SRFB3XT7MFPX retrofit kit.","brand":"ABB \/ General Electric","offers":[{"title":"New","offer_id":45355281252665,"sku":"SKLB36BC0800","price":7540.0,"currency_code":"USD","in_stock":false}]},{"product_id":"general-electric-tb83800bk22-r-800-amp","title":"ABB \/ General Electric TB83800BK22 - 800A 3 Pole Molded Case Circuit Breaker","description":"Utilizing integrally fused technology, this 800A Tri-Break MCCB offers advanced current-limiting capabilities for demanding commercial environments. The three-pole unit secures into GE motor control centers and AV-Line switchboards, providing reliable long-time and instantaneous trip functions. With a massive 200kAIC interrupt capacity at 480V, the TB83800BK22 ensures superior system safety. Note that this legacy TB8 frame model is eventually replaced by the Tmax XT series via retrofit.","brand":"ABB \/ General Electric","offers":[{"title":"Re-Certified","offer_id":45355427889465,"sku":"TB83800BK22-R","price":2103.16,"currency_code":"USD","in_stock":false}]},{"product_id":"tkm836y800","title":"General Electric TKM836Y800 3 Pole Circuit Breaker","description":"\u003ch2\u003eGeneral Electric TKM836Y800 3 Pole Circuit Breaker\u003c\/h2\u003e\n\u003cp\u003eThe General Electric TKM836Y800 is a 3 Pole molded case circuit breaker with a current rating of 800 Amps and a voltage rating of 600VAC, 250VDC.\u003c\/p\u003e\n","brand":"General Electric","offers":[{"title":"New","offer_id":45355524456761,"sku":"TKM836Y800","price":2049.24,"currency_code":"USD","in_stock":false},{"title":"Re-Certified","offer_id":53665126777145,"sku":"TKM836Y800-R","price":3761.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/products\/tkma836y800.jpg?v=1686708393"},{"product_id":"seltronic-mc3800-r-800-amp","title":"Eaton \/ Westinghouse MC3800 - 800A 3 Pole Molded Case Circuit Breaker","description":"Engineered for heavy-duty commercial and industrial applications, the Eaton MC3800 is a 3-pole, 800A electronic trip molded case circuit breaker. It features a Seltronic solid-state trip unit with adjustable long-time and short-time (LS) protection functions, requiring a compatible rating plug for operation. This bolt-on breaker serves as an exact drop-in replacement for aging Westinghouse switchboards. Rated at 42kAIC at 240V, it provides reliable coordination without retrofitting adapters.","brand":"Eaton \/ Westinghouse","offers":[{"title":"Re-Certified","offer_id":45356066799929,"sku":"MC3800-R","price":1956.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/products\/mc3800-r_357cfcee-2a91-4581-9719-adcf4fc238e2.jpg?v=1686714665"},{"product_id":"siemens-km3b800-r-800-amp","title":"Siemens KM3B800 - 800A 3 Pole Molded Case Circuit Breaker","description":"Engineered for industrial applications, the Siemens KM3B800 is a 3-pole, 800A molded case circuit breaker featuring an interchangeable thermal-magnetic trip unit. This bolt-on MCCB mounts into Siemens P4 and P5 panelboards, SB switchboards, and MCCs. It serves as a legacy solution, replaced by the HMD63B800 (adapter kit required). Rated for 600VAC, it delivers a 50kAIC interrupt capacity at 480V. Load side lugs are included for standard commercial installations.","brand":"Siemens","offers":[{"title":"Re-Certified","offer_id":45356862603577,"sku":"KM3B800-R","price":1450.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/products\/km3b800-r_3_95e3a999-dbf8-4c47-9750-1e8811a9a084.jpg?v=1686728139"},{"product_id":"cn3b800-r","title":"Siemens \/ ITE CN3B800 - 800A 3 Pole Molded Case Circuit Breaker","description":"Designed for heavy power distribution, the Siemens CN3B800 is a 3-pole, 800A molded case breaker. It integrates a Cordon Fuse Pac to achieve a 100kA interrupting rating at 480VAC. This bolt-on unit mounts into Siemens P4 and P5 panelboards, SB switchboards, and legacy ITE CDP panels. It serves as an exact replacement for aging infrastructure, superseded by the CMD63B800. Equipped with fixed thermal-magnetic trip units, this fused breaker delivers reliable long-time and instantaneous protection.","brand":"Siemens \/ ITE","offers":[{"title":"Re-Certified","offer_id":45357033128249,"sku":"CN3B800-R","price":2103.16,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/products\/cn3-f800_68871a54-4653-40e5-908b-2de5fb2e9f22.jpg?v=1686731005"},{"product_id":"siemens-hmxd63b800-r-800-amp","title":"Siemens HMXD63B800 - 800A 3 Pole Molded Case Circuit Breaker","description":"Designed for heavy-duty power distribution, the Siemens HMXD63B800 is a 3-pole, 800A molded case circuit breaker. As part of the Sentron Series, it utilizes a rugged MD frame to handle demanding electrical loads. 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It mounts into legacy Westinghouse PRL4 panelboards and switchboards without requiring retrofit kits. Facility managers can use this unit to replace aging NB3800 or HNB3800 models while maintaining original equipment specifications.","brand":"Eaton \/ Westinghouse","offers":[{"title":"Re-Certified","offer_id":45357438402873,"sku":"NB3800-R","price":2918.87,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/6978\/0537\/products\/NB3800-R_1aab1307-517c-415f-97b6-bfb887cbf3a9.jpg?v=1686735728"},{"product_id":"hk3b800-r","title":"Siemens \/ ITE HK3B800 - 800A 3 Pole Molded Case Circuit Breaker","description":"Designed to maintain aging electrical infrastructure, the Siemens HK3B800 is a high-capacity 800A molded case breaker. It utilizes thermal-magnetic trip technology with LI functions to protect industrial systems. 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