1. Home / 
  2. square d breaker

SORT BY
Limited Stock
MDN4083LEA0222NMNXNNNHCSX
MDN4083LEA0222NMNXNNNHCSX
Cutler Hammer - Insulated Case
MDN4083LEA0222NMNXNNNHCSX, Cutler Hammer, Magnum DS, type , drawout mounted, narrow frame, 3P, 3PH, 800A, 200A current sensors and rating plugs, 600V, 42kA@600V, 40°C, Bolt-On, manually operated, complete with factory installed 380-415Vac UVR, interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, operations counter, Ronis key interlock, load side lug terminals, mechanical trip indicator & latch check switch for external wiring, Solid State, low voltage power insulated case circuit breakers, shipped in drawout narrow cassettes, with shutters, unwired
From Get Price
Limited Stock
SSF2G497P
SSF2G497P
General Electric - Insulated Case
SSF2G497P, General Electric, Power Break II, type , 3P, 3PH, 600V, 1000A current sensor rating, 65kA@480V, standard interrupting capacity, Bolt-On, front connected, 1600A frame rating, complete with Entelliguard trip, LSHG - Long-Time, Short-Time, High-Range Instantaneous and Ground Fault trip functions, full metering, modbus communication, relays & ZSI features and 1000A rating plug, Solid State electronic, insulated case circuit breakers, suitable for use with Power Break II switchgear systems
From Get Price
Limited Stock
B204LSHGDMR
B204LSHGDMR
General Electric - Trip Units And Programmers
B204LSHGDMR, General Electric, MicroVersaTrip PM, type , replacement trip units and programmers, 400A current sensor rating, Solid State electronic, LSIG - Long-Time, Short-Time, Instantaneous and Ground Fault, high range instantaneous, ground fault defeatable, trip functions, metering & communications, suitable for use with Power Break II SSD,SHD,SSF,SHF frame insulated case circuit breakers
From Get Price
Limited Stock
SHB4G6Q8U
SHB4G6Q8U
General Electric - Insulated Case
SHB4G6Q8U, General Electric, Power Break II, type , 3P, 3PH, 600V, 2000A current sensor rating, 100kA@480V, high interrupting capacity, Bolt-On, back connected, 2500A frame rating, complete with Entelliguard trip, LIG - Long-Time, Instantaneous and Ground Fault trip functions, full metering, RELT, modbus communcation & ZSI features and 1600A rating plug, Solid State electronic, insulated case circuit breakers, suitable for use with Power Break II switchgear systems
From Get Price
Limited Stock
MP08H2-3P-300A-EO-DO-LIG
MP08H2-3P-300A-EO-DO-LIG
Merlin Gerin - Insulated Case
MP08H2-3P-300A-EO-DO-LIG, Merlin Gerin, insulated case circuit breaker, Masterpact, type , 800A frame, includes 250A, 400A or 600A sensor rating with 300A rating plug, 3P, 3PH, 600V, 100kA@480V, accepts the following programmer/trip unit devices: STR28D, STR28DP, STR38S, STR38P, STR38ST, STR38SW, STR58U, STR58UP, STR58UT, STR58UW, STR68U, AC-PRO-MP, Solid State electronic, insulated case circuit breakers
From Get Price
Limited Stock
MDN4083LEA0622NMNANENKNSX
MDN4083LEA0622NMNANENKNSX
Cutler Hammer - Insulated Case
MDN4083LEA0622NMNANENKNSX, Cutler Hammer, Magnum DS, type , drawout mounted, narrow frame, 3P, 3PH, 800A, 600A current sensors and rating plugs, 600V, 42kA@600V, 40°C, Bolt-On, manually operated, complete with factory installed 110-127Vac UVR, interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, Kirk keylock, load side lug terminals, Solid State, low voltage power insulated case circuit breakers, shipped in drawout narrow cassettes, with shutters, unwired
From Get Price
Limited Stock
JGX316033GCVH09
JGX316033GCVH09
Cutler Hammer - Molded Case
JGX316033GCVH09, Cutler Hammer, Series G, type , 3P, 3PH, 160A, 600V, 200kA@480V, current limiting, for Naval applications 50°C, not UL listed, Feed-Thru, complete breaker with 310+ electronic, non-interchangeable trip unit and line & load side lug terminals, Solid State, molded case circuit breakers
From Get Price
Limited Stock
MDN4083LEA0522NMNC2NNKDPX
MDN4083LEA0522NMNC2NNKDPX
Cutler Hammer - Insulated Case
MDN4083LEA0522NMNC2NNKDPX, Cutler Hammer, Magnum DS, type , drawout mounted, narrow frame, 3P, 3PH, 800A, 250A current sensors and rating plugs, 600V, 42kA@600V, 40°C, Bolt-On, manually operated, complete with factory installed 24Vdc UVR, 2A/2B auxiliary switch, interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, Kirk keylock, load side lug terminals, mechanical trip indicator & latch check switch for external wiring, Solid State, low voltage power insulated case circuit breakers, shipped in drawout narrow cassettes, without shutters, pre-wired
From Get Price
Limited Stock
PCC22500F
PCC22500F
Westinghouse - Insulated Case
PCC22500F, FRAME ONLY, Westinghouse, SELTRONIC, type , 2P, 1PH, 2500A, 600V, 100kA@480V, UL listed, Bolt-On, rear connected, 100% rated, frame only, complete with LS - Long-Time and Short-Time trip functions, rating plug not included, Solid State electronic, insulated case circuit breakers, these breakers are now obsolete; however, we do still stock them
From Get Price
Limited Stock
MDN4083LEA0422NMNF2ENNNAX
MDN4083LEA0422NMNF2ENNNAX
Cutler Hammer - Insulated Case
MDN4083LEA0422NMNF2ENNNAX, Cutler Hammer, Magnum DS, type , drawout mounted, narrow frame, 3P, 3PH, 800A, 400A current sensors and rating plugs, 600V, 42kA@600V, 40C, Bolt-On, manually operated, complete with factory installed 220-250Vdc UVR, 2A/2B auxiliary switch, interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, load side lug terminals, Solid State, low voltage power insulated case circuit breakers
From Get Price
Limited Stock
MDN4083LEA0722NMNK2NNNDWX
MDN4083LEA0722NMNK2NNNDWX
Cutler Hammer - Insulated Case
MDN4083LEA0722NMNK2NNNDWX, Cutler Hammer, Magnum DS, type , drawout mounted, narrow frame, 3P, 3PH, 800A, 700A current sensors and rating plugs, 600V, 42kA@600V, 40C, Bolt-On, manually operated, complete with factory installed 600Vac UVR, 2A/2B auxiliary switch, interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, load side lug terminals, mechanical trip indicator & latch check switch for external wiring, Solid State, low voltage power insulated case circuit breakers, shipped in drawout narrow cassettes, with shutters, pre-wired
From Get Price
Limited Stock
MDN4083LEA0822NMNHNNNRNAX
MDN4083LEA0822NMNHNNNRNAX
Cutler Hammer - Insulated Case
MDN4083LEA0822NMNHNNNRNAX, Cutler Hammer, Magnum DS, type , drawout mounted, narrow frame, 3P, 3PH, 800A, 800A current sensors and rating plugs, 600V, 42kA@600V, 40°C, Bolt-On, manually operated, complete with factory installed 48Vdc UVR, interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, Ronis keylock, load side lug terminals & mechanical trip indicator, Solid State, low voltage power insulated case circuit breakers
From Get Price
Limited Stock
PDG53P1200E5CM
PDG53P1200E5CM
Cutler Hammer - Molded Case
PDG53P1200E5CM, Eaton, Cutler Hammer, Power Defense, type , 3PH, 3P, 600V, 1200A, 100kA@480V, Bolt-On, no terminals with metric tapped conductors, complete with PXR20 trip with LSIG - Long-Time, Short-Time, Instantaneous and Ground Fault with ARMS trip functions with relays & CAM option, Solid State electronic, molded case circuit breakers; globally rated
From Get Price
Limited Stock
MDN4083LEA0222NMNE4YNKNPX
MDN4083LEA0222NMNE4YNKNPX
Cutler Hammer - Insulated Case
MDN4083LEA0222NMNE4YNKNPX, Cutler Hammer, Magnum DS, type , drawout mounted, narrow frame, 3P, 3PH, 800A, 200A current sensors and rating plugs, 600V, 42kA@600V, 40°C, Bolt-On, manually operated, complete with factory installed 110-125Vdc UVR, 4A/4B auxiliary switch, interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, Kirk keylock, load side lug terminals, mechanical trip indicator & OTS switch, Solid State, low voltage power insulated case circuit breakers, shipped in drawout narrow cassettes, without shutters, pre-wired
From Get Price
Limited Stock
MDN4083LEA0622NMNNNYCNDWX
MDN4083LEA0622NMNNNYCNDWX
Cutler Hammer - Insulated Case
MDN4083LEA0622NMNNNYCNDWX, Cutler Hammer, Magnum DS, type , drawout mounted, narrow frame with factory installed block close PB metal frame padlockable pushbutton cover, 3P, 3PH, 800A, 600A current sensors and rating plugs, 600V, 42kA@600V, 40°C, Bolt-On, manually operated, complete with factory installed interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, load side lug terminals, mechanical trip indicator, OTS switch & latch check switch for external wiring, Solid State, low voltage power insulated case circuit breakers, shipped in drawout narrow cassettes, with shutters, pre-wired
From Get Price
Limited Stock
MPA42F40V1040
MPA42F40V1040
General Electric - Insulated Case
MPA42F40V1040, General Electric, M-PACT, type , frame size 2, manually operated, 5 N.O- 3 N.C. Auxiliary switches, Mpro-50L trip unit, 24/30V dc motor operator and 220/250V dc/ac shunt trip, 4P, 3PH, 4000A, 690V, 50kA@415V, fixed/Bolt-On, LSIG - Long-Time, Short-Time, Instantaneous and Ground Fault trip functions, Solid State electronic, insulated case circuit breakers
From Get Price
Limited Stock
MDN4083LEA0822NMNHNNNRNSX
MDN4083LEA0822NMNHNNNRNSX
Cutler Hammer - Insulated Case
MDN4083LEA0822NMNHNNNRNSX, Cutler Hammer, Magnum DS, type , drawout mounted, narrow frame, 3P, 3PH, 800A, 800A current sensors and rating plugs, 600V, 42kA@600V, 40°C, Bolt-On, manually operated, complete with factory installed 48Vdc UVR, interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, Ronis keylock, load side lug terminals & mechanical trip indicator, Solid State, low voltage power insulated case circuit breakers, shipped in drawout narrow cassettes, with shutters, unwired
From Get Price
Limited Stock
MDN4083LEA0822NMNJ2YHNCAX
MDN4083LEA0822NMNJ2YHNCAX
Cutler Hammer - Insulated Case
MDN4083LEA0822NMNJ2YHNCAX, Cutler Hammer, Magnum DS, type , drawout mounted, narrow frame with factory installed block close PB plastic frame padlockable pushbutton cover, 3P, 3PH, 800A, 800A current sensors and rating plugs, 600V, 42kA@600V, 40°C, Bolt-On, manually operated, complete with factory installed 480Vac UVR, interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, load side lug terminals, 2A/2B auxiliary switch, mechanical trip indicator, OTS switch & latch check switch for external wiring, Solid State, low voltage power insulated case circuit breakers
From Get Price
Limited Stock
MDN4083LEA0622NMNN2YNNCCX
MDN4083LEA0622NMNN2YNNCCX
Cutler Hammer - Insulated Case
MDN4083LEA0622NMNN2YNNCCX, Cutler Hammer, Magnum DS, type , drawout mounted, narrow frame, 3P, 3PH, 800A, 600A current sensors and rating plugs, 600V, 42kA@600V, 40C, Bolt-On, manually operated, complete with factory installed 2A/2B auxiliary switch, interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, load side lug terminals, mechanical trip indicator, OTS switch & latch check switch for external wiring, Solid State, low voltage power insulated case circuit breakers, shipped in drawout narrow cassettes, without shutters, unwired
From Get Price
Limited Stock
EGB3040FFBVH09
EGB3040FFBVH09
Cutler Hammer - Molded Case
EGB3040FFBVH09, Cutler Hammer, Series G, type , 3P, 3PH, 40A, 480V, 18kA@480V, standard interrupting capacity, for Naval applications 50°C, not UL listed, Bolt-On, complete with non-interchangeable trip, LI - Long-Time and Instantaneous trip functions and load side lug terminals, Thermal Magnetic molded case circuit breakers
From Get Price
Limited Stock
THS202LD20E3
THS202LD20E3
General Electric - Insulated Case
THS202LD20E3, General Electric, Power Break I, Dual Magnetic type , 2000A frame, 2P, 1PH, 600V, 2000A, 150kA@480V, standard interrupting capacity, Feed-Thru, electrically operated with 125Vdc electrical motor operator, includes bus connectors and dual magnetic trip unit with adjustable ampere setting, 6000-13,600A, LI - Long-Time and Instantaneous trip functions, Thermal Magnetic insulated case circuit breakers; these breakers are obsolete, however we still stock them
From Get Price
Limited Stock
MDN4083LEA0522NMNG4NNCMAX
MDN4083LEA0522NMNG4NNCMAX
Cutler Hammer - Insulated Case
MDN4083LEA0522NMNG4NNCMAX, Cutler Hammer, Magnum DS, type , drawout mounted, narrow frame, 3P, 3PH, 800A, 500A current sensors and rating plugs, 600V, 42kA@600V, 40°C, Bolt-On, manually operated, complete with factory installed 32Vdc UVR, 4A/4B auxiliary switch, interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, Castell keylock, load side lug terminals & mechanical trip indicator, Solid State, low voltage power insulated case circuit breakers
From Get Price
Limited Stock
MDN4083LEA0522NMNK2ENYNAX
MDN4083LEA0522NMNK2ENYNAX
Cutler Hammer - Insulated Case
MDN4083LEA0522NMNK2ENYNAX, Cutler Hammer, Magnum DS, type , drawout mounted, narrow frame, 3P, 3PH, 800A, 500A current sensors and rating plugs, 600V, 42kA@600V, 40°C, Bolt-On, manually operated, complete with factory installed 600Vac UVR, 2A/2B auxiliary switch, interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, operations counter, Kirk key interlock, load side lug terminals, Solid State, low voltage power insulated case circuit breakers
From Get Price
Limited Stock
MDN4083LEA0722NMNJ4NNADSX
MDN4083LEA0722NMNJ4NNADSX
Cutler Hammer - Insulated Case
MDN4083LEA0722NMNJ4NNADSX, Cutler Hammer, Magnum DS, type , drawout mounted, narrow frame, 3P, 3PH, 800A, 700A current sensors and rating plugs, 600V, 42kA@600V, 40°C, Bolt-On, manually operated, complete with factory installed 480Vac UVR, 4A/4B auxiliary switch, interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, operations counter, load side lug terminals, mechanical trip indicator & latch check switch for external wiring, Solid State, low voltage power insulated case circuit breakers, shipped in drawout narrow cassettes, with shutters, unwired
From Get Price