Circuit Breaker Main

Please note that our available online inventory is only a sampling of our available in-stock inventory. If you cannot locate the product you need, please call us at 1-800-328-1842. Our sales team will be happy to find it for you.

GE AV Line 1600 Amp 3 Phase 4 Wire 480Y/277V TP1616SS Main Breaker w/ Ground Fault Panel

General Electric AV Line; 1600 amp, 480/277 volt, 3 phase, 4 wire. TP1616SS power break main with MicroVersaTrip plus trip unit (C216LSIGR) with ground fault (LSIG Functions) panel with breaker distribution. Contact EMSCO today to discuss this panel. The distribtution can be customized to meet your needs.
SKU: M-104
Contact us for pricing:

GE AV-Line 1200 Amp 3 Phase 4 Wire TPR6612 Main Breaker panel

General Electric AV-Line; 1200 amp, 3 phase, 4 wire. TPR6612 main breaker panel with older T-frame breaker distribution. Contact EMSCO today to discuss this panel.
SKU: M-135
Contact us for pricing:

GE AV-Line Switch 2500 Amp 600 Volt 3 Phase 3 Wire Nema 1 (M-279)

General Electric AV-Line switch; #THPMMF76E1, 2500 amp, 3 phase, 3 wire, 600 volts, Nema-1. Feed-in / feed-out style single section. Please contact EMSCO today to discuss this panel.
SKU: M-279
Contact us for pricing:

GE AV-line Switchboard 3000 Amp 480 Volt THPMMF86 Main Power Break breaker panel

General Electric AV-Line; 3000 amp, PowerBreak main: THPMMF86 manually operated, single section panel. Contact EMSCO today to discuss this panel.
SKU: M-141
Contact us for pricing:

GE Spectra Series 1200 Amp 3 Phase 4 Wire Main Breaker Panel

General Electric Spectra Series; 1200 amp, 600 volt, 3 phase, 4 wire. SKHA36AT1200 ( no functions ), lug-in/lug-out, main breaker panel, Nema-1.
SKU: M-214
Contact us for pricing:

GE Switchboard Main 3000 Amp 480/277 Volt 3 Phase 4 Wire Nema-1

General Electric Switchboard main breaker; TP3030TTR, 3000 amp, 3000 amp plug with L-I functions, 3 phase, 4 wire, 480/277 volt, Nema-1, indoor rated single section. Contact EMSCO to discuss this panel. The distribution can be customized to meet your needs.
SKU: M-270
Contact us for pricing:

GE Switchboard Main Breaker Panel 800A 2W 125VDC Nema-1

General Electric Power Break main breaker switchboard; 800 amp, TPMM5606 main breaker, 125 volt DC rated, Nema 1 enclosure. APN-plug in modules, 2 sections, 90"H x 70"W x 30"D. Contact EMSCO today to discuss this panel. The distribution can be customized to meet your needs.
SKU: M-276
Contact us for pricing:

GENERAL ELECTRIC 1600 Amp 3 Phase 4 Wire TP1616S Main Breaker Panel NEMA 1

General Electric; 1600 amp, 3 phase, 4 wire. TP1616S main breaker with RMS9 micro versa trip programmer; TS20LI panel with QMR fusible distribution, Nema 1. Contact EMSCO today to discuss this panel. The distribution can be customized to meet your needs.
SKU: M-012
Contact us for pricing:

GENERAL ELECTRIC 1600 Amp 3 Phase 4 Wire TPVVF5616B Main Breaker Panel NEMA 1

General Electric AV-Line; 1600 amp, 3 phase, 4 wire, 277/480 volt. TPVVF5616B main breaker, single section panel, used E-OK. Contact EMSCO today to discuss this panel. The distribution can be customized to meet your needs.
SKU: M-097
Contact us for pricing:

General Electric 4000Amp Main -Tie-Main With Ground Fault, 480V 3Ph 4W

General Electric AV-Line Switchgear panel main-tie-main, tie fusible switch; THPC3640G3T, 4000 amp with ground fault. Main breakers (2): TC4040SSHE1, 4000 amp with LSIG, 120 volt, electrically operated (Main & Tie), distribution breakers: TC-frame, manually operated - draw out (MO/DO) -LSIG functions. Qty, Cat No. amperage 5, TC82SSR, 200 15, TC84SSR, 400 16, TC88SSR, 800. This unit can be customized to match you or your customers needs, please contact EMSCO to discuss your options.
SKU: M-193
Contact us for pricing:

General Electric AV-Line 1600 Amp 460Y/265V 3 Phase 4 Wire TPVF5616 Main Breaker Panel

General Electric AV-Line; 1600 amp, 3 phase, 4 wire, 460Y/265 volt. TPVF5616 main power break, breaker panel with breaker distribution. Contact EMSCO today to discuss this panel. The distribution can be customized to meet your needs.
SKU: M-148
Contact us for pricing:

General Electric AV-Line 2000 Amp 480 Volt 3 Phase 3 Wire TPSS6620 Power Break Main Breaker Panel

General Electric AV-Line; 2000 amp, 480 volt, 3 phase, 3 wire, power break. TPSS6620 main breaker with versa trip, solid state trip unit with instantaneous function, panel with breaker distribution, Nema-1, indoor. Contact EMSCO today to discuss this panel. The distribution can be customized to meet your needs.
SKU: M-010
Contact us for pricing:

General Electric PowerBreak II 800Amp 208/120 Volt 3 Phase 4 Wire SSF08B208 (M-196)

General Electric; single section, power break II, 800 amp, 208/120 volt, 3 phase, 4 wire. Power break II, SSF08B208 main breaker with micro versa trip, PM Cat# B200LSIGPM with L.S.I.G functions, with 800 amp rating plug, cat# TR8B800, Nema-1, indoor. Contact EMSCO today to discuss this panel. The distribution can be customized to meet your needs.
SKU: M-196
Contact us for pricing:

General Electric Spectra Series 4000 Amp 3 Phase 4 Wire SSD40G440 Main Breaker panel w/ LSIG

General Electric Spectra Series; 4000 amp, 480/277 volt, 3 phase, 4 wire. SSD40G440 Entelliguard Trip Cat# GB740L4X6XFXXXX, 4000 amp rating plug, cat# GTP4000Y4064, 120 volt AC shunt trip, cat# SPST120 with LSIG functions, 3-sections (1-wire way, 1-main, 1-spectra, breaker distribution), Nema 1 (indoor rated). Contact EMSCO today to discuss this panel.
SKU: M-224
Contact us for pricing:

Siemens 2000 Amp 480/277 Volt 3 Phase 4 Wire SBA2000 Main Breaker Panel NEMA 1

Siemens FC II; 2000 amp rated, 480/277 volt, 3 phase, 4 wire. SBA2000 main breaker, SBA2020F 2000 amp frame with #SB20TLSI trip unit LSI functions, 20SB2000 2000 amp rating plug. Sentron Series breaker distribution Nema 1 Indoor, 2 sections (1- main, 1- distribution). Contact EMSCO today to discuss this panel. The distribution can be customized to meet your needs.
SKU: M-185
Contact us for pricing:

Siemens 3000 Amp 3 Phase 4 Wire WLL2D330 Main Breaker Panel NEMA 1

Siemens, 3000 amp, 3 phase, 4 wire. WLL2D330 main breaker, L2D330CXCXXXXN with 3000 amp rating plug, with L.S.I. functions, SB-3 type, 2 sections. Sentron Series circuit breaker or fusible distribution, Nema 1 rated. Contact EMSCO today to discuss this panel. The distribution can be customized to meet your needs.
SKU: M-022
Contact us for pricing:

Siemens 4000 Amp 3 Phase 4 Wire 480/277 Volt SBS4040 Main Breaker Panel w/ GFI NEMA 1

Siemens; SBS4000, type SBS4040, catalog number SBS4040DV, 4000 amp, 480/277 volt, 3 phase, 4 wire, main breaker with GFI. Trip unit SB40TLSG with LSG functions; 40SB3000, 3000 amp rating plug, SB4ST125, 125 volt DC shunt trip. SB4AS2 auxiliary switch stationary draw-out, catalog number SBS40DFV with breaker distribution, Nema 1. Contact EMSCO today to discuss this panel. The distribution can be customized to meet your needs.
SKU: M-179
Contact us for pricing:

Siemens Main Breaker, NEMA-3R Enclosure, 3 Phase 3 Wire 480 Volt

Siemens; 1200 amp, 3 phase, 3 wire, 480 volt. # WLS2F312 lug in/lug out, main breaker panel, Nema-3R enclosure, used/electrically-ok.
SKU: M-241
Contact us for pricing:

Siemens RXD63B180 1800 Amp 3 Phase 4 Wire Main Breaker Nema 1 Panel

Siemens RXD63B180 main circuit breaker; 1800 amp, 208Y/120 volt, 3 phase, 4 wire, Nema 1, free standing section. Contact EMSCO today to discuss this panel. The distribution can be customized to meet your needs.
SKU: M-259
Contact us for pricing:

Siemens SB3 style 2000 Amp 3 Phase 4 Wire Main Breaker panel w/ GFI (M-127)

Siemens SB3 style; 2000 amp, 480/277 volt, 3 phase, 4 wire, main breaker with GFI. Contact EMSCO today to discuss.
SKU: M-127
Contact us for pricing:

EMSCO has been specializing in used and refurbished circuit breaker main options for over 72 years. Need help identifying the circuit breaker main you need to replace, use our website to find it.