1. Home / 
  2. square d breaker

SORT BY
Limited Stock
MDN4083LEA0322NMNC4ENYNPX
MDN4083LEA0322NMNC4ENYNPX
Cutler Hammer - Insulated Case
MDN4083LEA0322NMNC4ENYNPX, Cutler Hammer, Magnum DS, type , drawout mounted, narrow frame, 3P, 3PH, 800A, 300A current sensors and rating plugs, 600V, 42kA@600V, 40°C, Bolt-On, manually operated, complete with factory installed 24Vdc UVR, 4A/4B 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, shipped in drawout narrow cassettes, without shutters, pre-wired
From Get Price
Limited Stock
MDN4083LEA0522NMNFNNNKCCX
MDN4083LEA0522NMNFNNNKCCX
Cutler Hammer - Insulated Case
MDN4083LEA0522NMNFNNNKCCX, 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 220-250Vdc UVR, 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, unwired
From Get Price
Limited Stock
E2K3400MFWS41
E2K3400MFWS41
Westinghouse - Molded Case
E2K3400MFWS41, Eaton, Cutler Hammer, Westinghouse, Series C, E2 mining service breakers, type , 3P, 3PH, 400A, 600V, 250Vdc, 25kA@600V, standard interrupting capacity, Bolt-On, complete with mag only trip, left-pole mounted 12-24Vac or Vdc 50/60Hz, left side mount shunt trip, I - Instantaneous protection only, magnetic range 625-1250A lugs not included, MCP, motor circuit protectors, Magnetic Only, molded case circuit breakers
From Get Price
Limited Stock
MDN4083LEA0322NMNN2NNRDSX
MDN4083LEA0322NMNN2NNRDSX
Cutler Hammer - Insulated Case
MDN4083LEA0322NMNN2NNRDSX, Cutler Hammer, Magnum DS, type , drawout mounted, narrow frame, 3P, 3PH, 800A, 300A current sensors and rating plugs, 600V, 42kA@600V, 40°C, Bolt-On, manually operated, complete with factory installed 2A/2B auxiliary switch, interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, Ronis 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, unwired
From Get Price
Limited Stock
MDN4083LEA0822NMNANNCNNPX
MDN4083LEA0822NMNANNCNNPX
Cutler Hammer - Insulated Case
MDN4083LEA0822NMNANNCNNPX, Cutler Hammer, Magnum DS, type , drawout mounted, narrow frame with factory installed block close PB metal 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 110-127Vac UVR, 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, pre-wired
From Get Price
Limited Stock
MDN4083LEA0722NMNK4YNKDCX
MDN4083LEA0722NMNK4YNKDCX
Cutler Hammer - Insulated Case
MDN4083LEA0722NMNK4YNKDCX, 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 600Vac 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 & 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
MDN4083LEA0222NMNF2YNHDPX
MDN4083LEA0222NMNF2YNHDPX
Cutler Hammer - Insulated Case
MDN4083LEA0222NMNF2YNHDPX, 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 220-250Vdc 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, OTS switch & 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
CB2125
CB2125
Challenger - Molded Case
CB2125, Challenger, CB Series, type , 2P, 1PH, 125A, 240V, 10kA@240V, complete with line & load lug terminals, standard interrupting capacity, 40ººC, Feed-Thru, suitable for use as main breaker, Thermal Magnetic molded case circuit breakers
From Get Price
Limited Stock
MDN4083LEA0122NMNE2NNYNPX
MDN4083LEA0122NMNE2NNYNPX
Cutler Hammer - Insulated Case
MDN4083LEA0122NMNE2NNYNPX, 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 110-125Vdc UVR, 2A/2B auxiliary switch, interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, operations counter, Kirk 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
SHD2G5N4Q
SHD2G5N4Q
General Electric - Insulated Case
SHD2G5N4Q, General Electric, Power Break II, type , 3P, 3PH, 600V, 1600A current sensor rating, 100kA@480V, high interrupting capacity, Draw-Out, 1600A frame rating, complete with Entelliguard trip, LSIGA - Long-Time, Short-Time, Instantaneous and Ground Fault Alarm trip functions, current metering, modbus communication & ZSI features and 1100A rating plug, Solid State electronic, insulated case circuit breakers, suitable for use with Power Break II switchgear systems
From Get Price
Limited Stock
Q125H00S07
Q125H00S07
Siemens - Molded Case
Q125H00S07 Siemens Q Series, type , 1P, 1PH, 25A, 120V, with factory installed 24V shunt trip, 22kA@120V, high interrupting capacity, Plug-In, Thermal Magnetic molded case circuit breakers
From Get Price
Limited Stock
SHD3G653W
SHD3G653W
General Electric - Insulated Case
SHD3G653W, General Electric, Power Break II, type , 3P, 3PH, 600V, 2000A current sensor rating, 100kA@480V, high interrupting capacity, Draw-Out, 2000A frame rating, complete with Entelliguard trip, LSIG - Long-Time, Short-Time, Instantaneous and Ground Fault trip functions, full metering, RELT, modbus communication & 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
MDN4083LEA0422NMNH4NNNCWX
MDN4083LEA0422NMNH4NNNCWX
Cutler Hammer - Insulated Case
MDN4083LEA0422NMNH4NNNCWX, 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 48Vdc UVR, 4A/4B 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
MDN4083LEA0222NMNHNYNYMPX
MDN4083LEA0222NMNHNYNYMPX
Cutler Hammer - Insulated Case
MDN4083LEA0222NMNHNYNYMPX, 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 48Vdc 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, Solid State, low voltage power insulated case circuit breakers, shipped in drawout narrow cassettes, without shutters, pre-wired
From Get Price
Limited Stock
MDN4083LEA0522NMNKNYNLNAX
MDN4083LEA0522NMNKNYNLNAX
Cutler Hammer - Insulated Case
MDN4083LEA0522NMNKNYNLNAX, 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, interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, load side lug terminals, mechanical trip indicator, OTS switch, & Castell key interlock, Solid State, low voltage power insulated case circuit breakers
From Get Price
Limited Stock
PGMC4ATEJ0250
PGMC4ATEJ0250
General Electric - Molded Case
PGMC4ATEJ0250, General Electric, GuardEon, type , 3PH, 4P, 600V, 75-250A, 25kA@480V, 100% UL rated, front connection/Feed-Thru, toggle mechanism, complete with PremEon G advanced metering interchangeable trip, LSI - Long-Time, Short-Time and Instantaneous trip functions, Solid State electronic, molded case circuit breakers; meet UL, cUL, IEC, CE, CCC requirements
From Get Price
Limited Stock
SHD2G552P
SHD2G552P
General Electric - Insulated Case
SHD2G552P, General Electric, Power Break II, type , 3P, 3PH, 600V, 1600A current sensor rating, 100kA@480V, high interrupting capacity, Draw-Out, 1600A frame rating, complete with Entelliguard trip, LSI - Long-Time, Short-Time and Instantaneous trip functions, full metering, RELT, modbus communication & 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
SKSC3408L3M6
SKSC3408L3M6
General Electric - Molded Case
SKSC3408L3M6, General Electric, Spectra Series, type , 3P, 3PH, 800A, 480V, 100kA@480V, standard interrupting capacity, standard UL rated, UL listed, suitable for reverse fed applications, complete with microEntelliGuard trip unit with LSIZ - Long-Time, Short-Time, Instantaneous and ZSI trip functions with extended instantaneous, advanced metering + modbus + waveform capture, Solid State with neutral protection, molded case circuit breakers
From Get Price
Limited Stock
RL-800A-MO-DO-LIG
RL-800A-MO-DO-LIG
Siemens-Allis - Air
RL-800A-MO-DO-LIG, Siemens-Allis, RL Series, type , 800A frame size, manually operated/Draw-Out, 3P, 3PH, 150-800A current sensor rating, 600V, 30kA@480V, originally supplied with StaticTrip III RMS trip device but can also be retrofitted with a modern Solid State electronic trip unit with LIG - Long-Time, Instantaneous and Ground Fault trip functions, low voltage power air circuit breakers
From Get Price
Limited Stock
MDN4083LEA0822NMNH2YHNDAX
MDN4083LEA0822NMNH2YHNDAX
Cutler Hammer - Insulated Case
MDN4083LEA0822NMNH2YHNDAX, 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 48Vdc 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
MDN4083LEA0722NMNNNENNDCX
MDN4083LEA0722NMNNNENNDCX
Cutler Hammer - Insulated Case
MDN4083LEA0722NMNNNENNDCX, Cutler Hammer, Magnum DS, type , drawout mounted, narrow frame, latch check switch for external wiring, 3P, 3PH, 800A, 630A current sensors and rating plugs, 600V, 42kA@600V, 40°C, Bolt-On, manually operated, complete with interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, load side lug terminals, lower terminal voltage connection, Solid State, low voltage power insulated case circuit breakers, shipped as drawout ACB in narrow cassette, no shutters and unwired
From Get Price
Limited Stock
MDN4083LEA0122NMNN4YNNCSX
MDN4083LEA0122NMNN4YNNCSX
Cutler Hammer - Insulated Case
MDN4083LEA0122NMNN4YNNCSX, Cutler Hammer, Magnum DS, type , drawout mounted, narrow frame, 3P, 3PH, 800A, 100A current sensors and rating plugs, 600V, 42kA@600V, 40C, Bolt-On, manually operated, complete with factory installed 4A/4B 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, with shutters, unwired
From Get Price
Limited Stock
MDN4083LEA0622NMNR4NNCMWX
MDN4083LEA0622NMNR4NNCMWX
Cutler Hammer - Insulated Case
MDN4083LEA0622NMNR4NNCMWX, 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, Castell keylock, 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
MDN4083LEA0422NMNF4YNLCPX
MDN4083LEA0422NMNF4YNLCPX
Cutler Hammer - Insulated Case
MDN4083LEA0422NMNF4YNLCPX, 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 220-250Vdc UVR, 4A/4B auxiliary switch, interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, operations counter, Castell 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, pre-wired
From Get Price