1. Home / 
  2. square d breaker

SORT BY
Limited Stock
THSS6620FCSG
THSS6620FCSG
General Electric - Insulated Case
THSS6620FCSG, General Electric, Power Break I, VersaTrip type , 3P, 3PH, 600V, 2000A, front connected with ground fault protection, 150kA@480V, high interrupting capacity, Feed-Thru, for use with VersaTrip programmers, LI - Long-Time and Instantaneous trip functions, supplied with line & load terminal studs, Thermal Magnetic insulated case circuit breakers; these breakers are obsolete, however we still stock them
From Get Price
Limited Stock
SKPP36BB110XC
SKPP36BB110XC
General Electric - Molded Case
SKPP36BB110XC, General Electric, Spectra Series, type , 3P, 3PH, 1000A, 600V, 100kA@480V, complete with SRPK1000B1000 rating plug, very high interrupting capacity, 100% rated, Bolt-On, suitable for reverse fed applications, UL listed, complete with interchangeable MVT, MicroVersaTrip, Plus trip unit with LSIT - Long-Time, Short-Time, Instantaneous and Targets trip functions, lugs not included, Solid State Electronic, molded case circuit breakers
From Get Price
Limited Stock
MDN4083LEA0522NMNX2YNCCSX
MDN4083LEA0522NMNX2YNCCSX
Cutler Hammer - Insulated Case
MDN4083LEA0522NMNX2YNCCSX, 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 380-415Vac UVR, 2A/2B auxiliary switch, interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, Castell keylock, 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, unwired
From Get Price
Limited Stock
PBF31200V
PBF31200V
Westinghouse - Insulated Case
PBF31200V, Westinghouse, PBF Series, type , 3P, 3PH, 1200A, 600V, 100kA@480V, 50° C, Bolt-On, front connected, complete with interchangeable trip, LI - Long-Time and Instantaneous trip functions, Thermal Magnetic, insulated case circuit breakers, these breakers are now obsolete; however, we do still stock them
From Get Price
Limited Stock
MDN4083LEA0422NMNH4ENHCSX
MDN4083LEA0422NMNH4ENHCSX
Cutler Hammer - Insulated Case
MDN4083LEA0422NMNH4ENHCSX, Cutler Hammer, Magnum DS, type , drawout mounted, narrow frame, 3P, 3PH, 800A, 400A current sensors and rating plugs, 600V, 42kA@600V, 40°C, Bolt-On, manually operated, complete with factory installed 48Vdc UVR, 4A/4B auxiliary switch, interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, operations counter, Ronis key interlock, load side lug terminals & 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
MDN4083LEA0722NMNHNNNCDWX
MDN4083LEA0722NMNHNNNCDWX
Cutler Hammer - Insulated Case
MDN4083LEA0722NMNHNNNCDWX, 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 48Vdc UVR, interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, Castell 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, with shutters, pre-wired
From Get Price
Limited Stock
MDN4083LEA0622NMNKNYNYDCX
MDN4083LEA0622NMNKNYNYDCX
Cutler Hammer - Insulated Case
MDN4083LEA0622NMNKNYNYDCX, 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 600Vac UVR, interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, operations counter, Kirk key interlock, 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
M1S35T2
M1S35T2
Noark Electric - Molded Case
M1S35T2, Noark Electric, Ex9 Series, type , 1PH, 2P, 600V, 35A, 50kA@240V, complete with LI - Long-Time and Instantaneous trip functions and bus bar connection, Thermal Magnetic, molded case circuit breakers
From Get Price
Limited Stock
MDN4083LEA0422NMNK2NNHMPX
MDN4083LEA0422NMNK2NNHMPX
Cutler Hammer - Insulated Case
MDN4083LEA0422NMNK2NNHMPX, Cutler Hammer, Magnum DS, type , drawout mounted, narrow frame, 3P, 3PH, 800A, 400A 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, Ronis key interlock, load side lug terminals & mechanical trip indicator, Solid State, low voltage power insulated case circuit breakers, shipped in drawout narrow cassettes, without shutters, pre-wired
From Get Price
Limited Stock
MDN4083LEA0622NMNF2ENLNSX
MDN4083LEA0622NMNF2ENLNSX
Cutler Hammer - Insulated Case
MDN4083LEA0622NMNF2ENLNSX, 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 220-250Vdc UVR, 2A/2B auxiliary switch, interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, operations counter, Castell key interlock, 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
PDG24F0045VFFN
PDG24F0045VFFN
Cutler Hammer - Molded Case
PDG24F0045VFFN, Eaton, Cutler Hammer, Power Defense, type , 50ºC, 3PH, 4P, 100% neutral, 600V, 45A, 25kA@480V, Bolt-On, no terminals, complete with LI - Long-Time and Instantaneous trip functions, Thermal Magnetic, molded case circuit breakers; CSA, IEC, CCC certifications; non-UL listed
From Get Price
Limited Stock
MS4R1F08
MS4R1F08
General Electric - Insulated Case
MS4R1F08, General Electric, M-PACT Plus, type , frame size 1, manually operated, with cassette and 5 N.O.-3 N.C. Auxiliary switch, 4P, 3PH, right side neutral, 800A, 690V, 50kA@415V, Bolt-On, NA - No Overcurrent Protection, Non-Automatic switch, insulated case circuit breakers
From Get Price
Limited Stock
L9-50/2/C
L9-50/2/C
Sprecher & Schuh - Molded Case
L9-50/2/C, Sprecher & Schuh, Series L9, type , 1PH, 2P, 240V, 50A, 10kA@240V, UL listed, standard interrupting capacity, Feed-Thru for bus bar connection, DIN Rail mounting, trip characteristic C, complete with LI - Long-Time and Instantaneous trip functions and line & load side lug terminals, Thermal Magnetic, molded case miniature circuit breakers
From Get Price
Limited Stock
LBB2175A
LBB2175A
Westinghouse - Molded Case
LBB2175A, Westinghouse, AB DE-ION, type , 2P, 1PH, 175A, 600V, 30kA@480V, standard interrupting capacity, Bolt-On, 50°C, complete with fixed trip, LI - Long-Time and Instantaneous trip functions and load side lug terminals, Thermal Magnetic molded case circuit breakers; these breakers are obsolete, however we do still stock them
From Get Price
Limited Stock
TVUV6R
TVUV6R
General Electric - Under Voltage Release
TVUV6R, General Electric, , type , under voltage release, 600V, right pole mounted, when installed in breaker the part number suffix is -S for wires out the side of the breaker or -B for lead exit from back of breaker, suitable for use with TJ4V,TKL4V,TJH6S,TKL12S frame molded case circuit breakers
From Get Price
Limited Stock
MDN4083LEA0422NMNX4NNNNCX
MDN4083LEA0422NMNX4NNNNCX
Cutler Hammer - Insulated Case
MDN4083LEA0422NMNX4NNNNCX, 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 380-415Vac UVR, 4A/4B auxiliary switch, interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, load side lug terminals, mechanical trip indicator, Solid State, low voltage power insulated case circuit breakers, shipped in drawout narrow cassettes, without shutters, unwired
From Get Price
Limited Stock
SHF4G653W
SHF4G653W
General Electric - Insulated Case
SHF4G653W, General Electric, Power Break II, type , 3P, 3PH, 600V, 2000A current sensor rating, 100kA@480V, high interrupting capacity, Bolt-On, front connected, 2500A frame rating, complete with Entelliguard trip, LSIG - Long-Time, Short-Time, Instantaneous and Ground Fault trip functions, full metering, RELT, modbus communcation & ZSI features and 2000A rating plug, Solid State electronic, insulated case circuit breakers, suitable for use with Power Break II switchgear systems
From Get Price
Limited Stock
MDN4083LEA0722NMNA2ENNMPX
MDN4083LEA0722NMNA2ENNMPX
Cutler Hammer - Insulated Case
MDN4083LEA0722NMNA2ENNMPX, 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 110-127Vac 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, shipped in drawout narrow cassettes, without shutters, pre-wired
From Get Price
Limited Stock
PDG42M0350TFAL
PDG42M0350TFAL
Eaton - Molded Case
PDG42M0350TFAL, Eaton, Cutler Hammer, Power Defense, type , 1PH, 2P, 600V, 350A, 65kA@480V, Bolt-On, load side lug terminals, complete with LI - Long-Time and Instantaneous trip functions, Thermal Magnetic, molded case circuit breakers; globally rated
From Get Price
Limited Stock
MDN4083LEA0122NMNJNENKDPX
MDN4083LEA0122NMNJNENKDPX
Cutler Hammer - Insulated Case
MDN4083LEA0122NMNJNENKDPX, Cutler Hammer, Magnum DS, type , drawout mounted, narrow frame, 3P, 3PH, 800A, 100A 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, Kirk keylock, load side lug terminals & 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
NEG621040
NEG621040
Federal Pacific - Molded Case
NEG621040, Federal Pacific, NEG Series, type , 2P, 1PH, 40A, 600V, 14kA@480V, standard interrupting capacity, 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; these breakers are obsolete; however, we do still stock them
From Get Price
Limited Stock
MDN4083LEA0422NMNK4YNHMSX
MDN4083LEA0422NMNK4YNHMSX
Cutler Hammer - Insulated Case
MDN4083LEA0422NMNK4YNHMSX, Cutler Hammer, Magnum DS, type , drawout mounted, narrow frame, 3P, 3PH, 800A, 400A current sensors and rating plugs, 600V, 42kA@600V, 40°C, Bolt-On, manually operated, complete with factory installed 600Vac UVR, 4A/4B auxiliary switch, interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, operations counter, Ronis key interlock, load side lug terminals, mechanical trip indicator & OTS switch, Solid State, low voltage power insulated case circuit breakers, shipped in drawout narrow cassettes, with shutters, unwired
From Get Price
Limited Stock
MDN4083LEA0522NMNR4NNNNWX
MDN4083LEA0522NMNR4NNNNWX
Cutler Hammer - Insulated Case
MDN4083LEA0522NMNR4NNNNWX, Cutler Hammer, Magnum DS, type , drawout mounted, narrow frame, 3P, 3PH, 800A, 500A current sensors and rating plugs, 600V, 42kA@600V, 40C, Bolt-On, manually operated, complete with factory installed 208-240Vac UVR, 4A/4B auxiliary switch, interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, load side lug terminals, mechanical trip indicator, Solid State, low voltage power insulated case circuit breakers, shipped in drawout narrow cassettes, with shutters, pre-wired
From Get Price
Limited Stock
MDN4083LEA0622NMNR4YNYCWX
MDN4083LEA0622NMNR4YNYCWX
Cutler Hammer - Insulated Case
MDN4083LEA0622NMNR4YNYCWX, 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 208-240Vac UVR, 4A/4B auxiliary switch, interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, operations counter, Kirk key interlock, 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