1. Home / 
  2. square d breaker

SORT BY
In Stock
HKA2070W
HKA2070W
Westinghouse - Molded Case
HKA2070W, Westinghouse, Cutler Hammer, MARK 75, type , 2P, 1PH, 70A, 600V, 35kA@480V, high interrupting capacity, Bolt-On, complete with interchangeable trip, LI - Long-Time and Instantaneous trip functions, lug terminals not included, Thermal Magnetic molded case circuit breakers; these breakers are obsolete, however we do still stock them
From $2,400.42
Limited Stock
MDN4083LEA0122AMN24ENNNAX
MDN4083LEA0122AMN24ENNNAX
Cutler Hammer - Insulated Case
MDN4083LEA0122AMN24ENNNAX, 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 110-127Vac/dc shunt trip (ST), 208-250Vac second shunt trip (STA) & 4A/4B 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
MDN4083LEA0122NMNJNENYCAX
MDN4083LEA0122NMNJNENYCAX
Cutler Hammer - Insulated Case
MDN4083LEA0122NMNJNENYCAX, 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, operations counter, Kirk key interlock, load side lug terminals & latch check switch for external wiring, Solid State, low voltage power insulated case circuit breakers
From Get Price
Limited Stock
PDG62M2500D2YN
PDG62M2500D2YN
Eaton - Molded Case
PDG62M2500D2YN, Eaton, Cutler Hammer, Power Defense, type , 1PH, 2P, 600V, 2500A, 65kA@480V, Bolt-On, no terminals, complete with PXR20D trip with LSI - Long-Time, Short-Time and Instantaneous trip functions with relays, modbus, ZSI & CAM option, Solid State electronic, molded case circuit breakers; globally rated
From Get Price
Limited Stock
SSB1G2Z7B
SSB1G2Z7B
General Electric - Insulated Case
SSB1G2Z7B, General Electric, Power Break II, type , 3P, 3PH, 600V, 400A current sensor rating, 65kA@480V, standard interrupting capacity, Bolt-On, back connected, 800A frame rating, complete with Entelliguard trip, LSHG - Long-Time, Short-Time, High-Range Instantaneous and Ground Fault trip functions, current metering & ZSI features and 150A rating plug, Solid State electronic, insulated case circuit breakers, suitable for use with Power Break II switchgear systems
From Get Price
Limited Stock
PDF33FH250P5DJ
PDF33FH250P5DJ
Cutler Hammer - Molded Case
PDF33FH250P5DJ, Cutler Hammer, Eaton, Power Defense, type , 3PH, 3P, 600V, 250A, High Override, 25kA@480V, 100% UL, Feed-Thru, line & load side lug terminals, complete with PXR25 trip with ARMS LSIG - Long-Time, Short-Time, Instantaneous and Ground Fault trip functions with MODBUS RTU, CAM link & relays, Solid State electronic, molded case circuit breakers; CSA, IEC, UL, CCC certifications
From Get Price
Limited Stock
SHB1G394J
SHB1G394J
General Electric - Insulated Case
SHB1G394J, General Electric, Power Break II, type , 3P, 3PH, 600V, 800A current sensor rating, 100kA@480V, high interrupting capacity, Bolt-On, back connected, 800A frame rating, complete with Entelliguard trip, LSIGA - Long-Time, Short-Time, Instantaneous and Ground Fault Alarm trip functions, full metering, modbus communication, relays & ZSI features and 500A rating plug, Solid State electronic, insulated case circuit breakers, suitable for use with Power Break II switchgear systems
From Get Price
Limited Stock
MDN4083LEA0322NMNF4NCNDSX
MDN4083LEA0322NMNF4NCNDSX
Cutler Hammer - Insulated Case
MDN4083LEA0322NMNF4NCNDSX, Cutler Hammer, Magnum DS, type , drawout mounted, narrow frame with factory installed block close PB metal frame padlockable pushbutton cover, 3P, 3PH, 800A, 300A 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, load side lug terminals, 4A/4B auxiliary switch, 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
MDN4083LEA0722NMNE2ENHCPX
MDN4083LEA0722NMNE2ENHCPX
Cutler Hammer - Insulated Case
MDN4083LEA0722NMNE2ENHCPX, 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 110-125Vdc UVR, 2A/2B 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, without shutters, pre-wired
From Get Price
Limited Stock
MDN4083LEA0722NMNG2ENKMCX
MDN4083LEA0722NMNG2ENKMCX
Cutler Hammer - Insulated Case
MDN4083LEA0722NMNG2ENKMCX, 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 32Vdc UVR, 2A/2B auxiliary switch, 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, without shutters, unwired
From Get Price
Limited Stock
MDN4083LEA0522NMNFNNMNCCX
MDN4083LEA0522NMNFNNMNCCX
Cutler Hammer - Insulated Case
MDN4083LEA0522NMNFNNMNCCX, Cutler Hammer, Magnum DS, type , drawout mounted, narrow frame with factory installed metal padlockable pushbutton cover, 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, 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
MDN4083LEA0322NMNJ4YNRCWX
MDN4083LEA0322NMNJ4YNRCWX
Cutler Hammer - Insulated Case
MDN4083LEA0322NMNJ4YNRCWX, 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 480Vac UVR, 4A/4B auxiliary switch, interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, Ronis 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, pre-wired
From Get Price
Limited Stock
MDN4083LEA0822NMNE2YNNMCX
MDN4083LEA0822NMNE2YNNMCX
Cutler Hammer - Insulated Case
MDN4083LEA0822NMNE2YNNMCX, Cutler Hammer, Magnum DS, type , drawout mounted, narrow frame, 3P, 3PH, 800A, 800A current sensors and rating plugs, 600V, 42kA@600V, 40C, 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, 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, unwired
From Get Price
Limited Stock
MDN4083LEA0522NMNF2NNNNWX
MDN4083LEA0522NMNF2NNNNWX
Cutler Hammer - Insulated Case
MDN4083LEA0522NMNF2NNNNWX, 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 220-250Vdc UVR, 2A/2B 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
MDN4083LEA0422NMNA4YNKDPX
MDN4083LEA0422NMNA4YNKDPX
Cutler Hammer - Insulated Case
MDN4083LEA0422NMNA4YNKDPX, 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 110-127Vac 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, pre-wired
From Get Price
Limited Stock
MDN4083LEA0622NMNJ4YHNMSX
MDN4083LEA0622NMNJ4YHNMSX
Cutler Hammer - Insulated Case
MDN4083LEA0622NMNJ4YHNMSX, Cutler Hammer, Magnum DS, type , drawout mounted, narrow frame with factory installed block close PB plastic 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 480Vac UVR, interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, load side lug terminals, 4A/4B auxiliary switch, 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
G101NB20
G101NB20
General Electric - Molded Case
G101NB20, General Electric, Redline, Series, 674966, 1P+N, 1PH, 20A, 415V, 10kA@415V, Bolt-On, LI - Long-Time and Instantaneous trip functions, Thermal Magnetic, molded case miniature circuit breakers
From Get Price
Limited Stock
SSF5G892R
SSF5G892R
General Electric - Insulated Case
SSF5G892R, General Electric, Power Break II, type , 3P, 3PH, 600V, 3000A current sensor rating, 100kA@480V, standard interrupting capacity, Bolt-On, front connected, 3000A frame rating, complete with Entelliguard trip, LSI - Long-Time, Short-Time and Instantaneous trip functions, full metering, modbus communication, relays & ZSI features and 1200A rating plug, Solid State electronic, insulated case circuit breakers, suitable for use with Power Break II switchgear systems
From Get Price
Limited Stock
MDN4083LEA0122NMNX4YNANWX
MDN4083LEA0122NMNX4YNANWX
Cutler Hammer - Insulated Case
MDN4083LEA0122NMNX4YNANWX, 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 380-415Vac UVR, 4A/4B auxiliary switch, interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, operations counter, 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, pre-wired
From Get Price
Limited Stock
MDN4083LEA0722NMNG4NNYNCX
MDN4083LEA0722NMNG4NNYNCX
Cutler Hammer - Insulated Case
MDN4083LEA0722NMNG4NNYNCX, 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 32Vdc UVR, 4A/4B auxiliary switch, interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, load side lug terminals, operations counter, Kirk key interlock & 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
140U-KRP3-D30
140U-KRP3-D30
Allen-Bradley - Rating Plug
140U-KRP3-D30, Allen-Bradley, Bulletin 140U, type , fixed rating plug element, rated for 300A, suitable for use with 400A K3L,K3H,K3G,K6L,K6H,K6G,K0L,K0H,K0G molded case circuit breaker frame types and for use with KTL,KTH,KTG,KTI solid state electronic trip units
From Get Price
Limited Stock
PDG34G0400E4ZJ
PDG34G0400E4ZJ
Cutler Hammer - Molded Case
PDG34G0400E4ZJ, Eaton, Cutler Hammer, Power Defense, type , 3PH, 4P, 600V, 400A, 35kA@480V, Feed-Thru, line & load side lug terminals, complete with PXR20 trip with ARMS LSI - Long-Time, Short-Time and Instantaneous trip functions with ZSI & relays, Solid State electronic, molded case circuit breakers; CSA, IEC, UL, CCC certifications
From Get Price
Limited Stock
LV431410TM200
LV431410TM200
Schneider Electric - Molded Case
LV431410TM200 Schneider Electric Compact NSX, type , 4P, 3PH, 250A, 690V, 150kA@415V, Bolt-On, complete with NSX250L frame and 4 pole TM200D trip unit, LI - Long-Time and Instantaneous trip functions, Thermal Magnetic, molded case circuit breakers
From Get Price
Limited Stock
LGH4250AAGVH09
LGH4250AAGVH09
Cutler Hammer - Molded Case
LGH4250AAGVH09, Cutler Hammer, Series G, type , 4P, 3PH, 250A, 600V, 65kA@480V, high interrupting capacity, for Naval applications 50℃, not UL listed, Feed-Thru, complete with interchangeable trip unit and line & load side lug terminals, Thermal Magnetic molded case circuit breakers
From Get Price