1. Home / 
  2. square d breaker

SORT BY
Limited Stock
WLL1F320GU
WLL1F320GU
Siemens - Insulated Case
WLL1F320GU, Siemens, WL Series, type , frame size I, fixed mount, 3P, 3PH, 2000A, 600V, 100kA@480V, UL listed, high interrupting capacity, Bolt-On, complete with solid state ETU755 programmer + WLGFM76 ground fault module, LSIG - Long-Time, Short-Time, Instantaneous and Ground Fault trip functions and 400A rating plug, Solid State electronic, low voltage insulated case circuit breakers
From Get Price
Limited Stock
MDN4083LEA0822NMNGNENYDCX
MDN4083LEA0822NMNGNENYDCX
Cutler Hammer - Insulated Case
MDN4083LEA0822NMNGNENYDCX, 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 32Vdc 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, shipped in drawout narrow cassettes, without shutters, unwired
From Get Price
Limited Stock
LV429411
LV429411
Schneider Electric - Under Voltage Release
LV429411, Schneider Electric, Merlin Gerin, Compact, under voltage release, type , 30VDC 50/60Hz, suitable for use with NS,NSF,NSX,NFNF,NFHF,NFNL,NFHL,NSJ,NJNF,NJNL,NJHF,NJHL frame molded case circuit breakers
From Get Price
Limited Stock
MDN4083LEA0322NMNKNNNADPX
MDN4083LEA0322NMNKNNNADPX
Cutler Hammer - Insulated Case
MDN4083LEA0322NMNKNNNADPX, 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 600Vac UVR, 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, without shutters, pre-wired
From Get Price
Limited Stock
PDF54M1200E2MN
PDF54M1200E2MN
Cutler Hammer - Molded Case
PDF54M1200E2MN, Eaton, Cutler Hammer, Power Defense, type , 3PH, 4P, 600V, 1200A, 65kA@480V, Bolt-On, no terminals, complete with PXR20 trip with LSI - Long-Time, Short-Time and Instantaneous trip functions with relays and modbus option, Solid State electronic, molded case circuit breakers; globally rated with 100% UL rating
From Get Price
Limited Stock
MDN4083LEA0622NMNXNENKCWX
MDN4083LEA0622NMNXNENKCWX
Cutler Hammer - Insulated Case
MDN4083LEA0622NMNXNENKCWX, 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 380-415Vac 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, with shutters, pre-wired
From Get Price
Limited Stock
PC21200
PC21200
Westinghouse - Insulated Case
PC21200, Westinghouse, SELTRONIC, type , 2P, 1PH, 1200A, 600V, 100kA@480V, UL listed, Bolt-On, rear connected, complete with LS - Long-Time and Short-Time trip functions and 20PC1200 rating plug, Solid State electronic, insulated case circuit breakers, these breakers are now obsolete; however, we do still stock them
From Get Price
Limited Stock
MDN4083LEA0722NMNGNNMNDPX
MDN4083LEA0722NMNGNNMNDPX
Cutler Hammer - Insulated Case
MDN4083LEA0722NMNGNNMNDPX, Cutler Hammer, Magnum DS, type , drawout mounted, narrow frame with factory installed metal padlockable pushbutton cover, 3P, 3PH, 800A, 700A current sensors and rating plugs, 600V, 42kA@600V, 40°C, Bolt-On, manually operated, complete with factory installed 32Vdc 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, pre-wired
From Get Price
Limited Stock
MDN4083LEA0622NMNX2NNCMPX
MDN4083LEA0622NMNX2NNCMPX
Cutler Hammer - Insulated Case
MDN4083LEA0622NMNX2NNCMPX, 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 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, Solid State, low voltage power insulated case circuit breakers, shipped in drawout narrow cassettes, without shutters, pre-wired
From Get Price
Limited Stock
MDN4083LEA0122NMNNNENCDCX
MDN4083LEA0122NMNNNENCDCX
Cutler Hammer - Insulated Case
MDN4083LEA0122NMNNNENCDCX, Cutler Hammer, Magnum DS, type , drawout mounted, narrow frame, latch check switch for external wiring, 3P, 3PH, 800A, 100A 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, Castell keylock, Solid State, low voltage power insulated case circuit breakers, shipped in drawout narrow cassette, without shutters, unwired
From Get Price
Limited Stock
MDN4083LEA0722NMNNNYNACAX
MDN4083LEA0722NMNNNYNACAX
Cutler Hammer - Insulated Case
MDN4083LEA0722NMNNNYNACAX, 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 interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, operations counter, load side lug terminals, 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
WLL2F308JP
WLL2F308JP
Siemens - Insulated Case
WLL2F308JP, Siemens, WL Series, type , frame size II, fixed mount, 3P, 3PH, 800A, 600V, 100kA@480V, UL listed, high interrupting capacity, Bolt-On, complete with solid state ETU748 programmer+ WLGFM48 ground fault module, LSG - Long-Time, Short-Time and Ground Fault trip functions and 500A rating plug, Solid State electronic, low voltage insulated case circuit breakers
From Get Price
Limited Stock
MDN4083LEA0422NMNH4ENADAX
MDN4083LEA0422NMNH4ENADAX
Cutler Hammer - Insulated Case
MDN4083LEA0422NMNH4ENADAX, 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, load side lug terminals & latch check switch for external wiring, Solid State, low voltage power insulated case circuit breakers
From Get Price
Limited Stock
MDN4083LEA0222NMNG2ENNMPX
MDN4083LEA0222NMNG2ENNMPX
Cutler Hammer - Insulated Case
MDN4083LEA0222NMNG2ENNMPX, Cutler Hammer, Magnum DS, type , drawout mounted, narrow frame, 3P, 3PH, 800A, 200A current sensors and rating plugs, 600V, 42kA@600V, 40C, Bolt-On, manually operated, complete with factory installed 32Vdc 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
MDN4083LEA0722NMNC4NNRDCX
MDN4083LEA0722NMNC4NNRDCX
Cutler Hammer - Insulated Case
MDN4083LEA0722NMNC4NNRDCX, 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 24Vdc UVR, 4A/4B 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, without shutters, unwired
From Get Price
Limited Stock
MDN4083LEA0122NMNK2NNHDWX
MDN4083LEA0122NMNK2NNHDWX
Cutler Hammer - Insulated Case
MDN4083LEA0122NMNK2NNHDWX, 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 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 & 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
FD3060YS04
FD3060YS04
Westinghouse - Molded Case
FD3060YS04, Westinghouse, Cutler Hammer, Eaton, Series C, type , 3P, 3PH, 60A, 600V, 35kA@480V, standard interrupting capacity, 40℃, Bolt-On, complete with 12-24 Vac/dc shunt trip, non-interchangeable trip, LI - Long-Time and Instantaneous trip functions and line side lug terminals, Thermal Magnetic, molded case circuit breakers
From Get Price
Limited Stock
PDG34GH400E5MK
PDG34GH400E5MK
Eaton - Molded Case
PDG34GH400E5MK, Cutler Hammer, Eaton, Power Defense, type , 3PH, 4P, 600V, 400A, High Override, 35kA@480V, Bolt-On, line side lug terminals, complete with PXR20 trip with ARMS LSIG - Long-Time, Short-Time, Instantaneous and Ground Fault trip functions and Modbus RTU & relays, Solid State electronic, molded case circuit breakers; CSA, IEC, UL, CCC certifications
From Get Price
Limited Stock
MDN4083LEA0222NMNX2ENYNPX
MDN4083LEA0222NMNX2ENYNPX
Cutler Hammer - Insulated Case
MDN4083LEA0222NMNX2ENYNPX, 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, 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, shipped in drawout narrow cassettes, without shutters, pre-wired
From Get Price
Limited Stock
XT7HQ410DPFF000XXX
XT7HQ410DPFF000XXX
ABB - Molded Case
XT7HQ410DPFF000XXX, ABB, SACE Tmax XT, type , UL 100% rated, 3PH, 4P, 600V, 1000A, 65kA@480V, Bolt-On, front terminals, complete with Ekip Touch trip, LSI - Long-Time, Short-Time and Instantaneous trip functions, Ekip Touch LSI, molded case circuit breakers; 1SDA103191R1 + 1SDA107724R1 global reference
From Get Price
Limited Stock
PDG33GH250E4ZN
PDG33GH250E4ZN
Cutler Hammer - Molded Case
PDG33GH250E4ZN, Eaton, Cutler Hammer, Power Defense, type , 3PH, 3P, 600V, 250A, High Override, 35kA@480V, Bolt-On, no 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
MDN4083LEA0622NMNR4ENNNSX
MDN4083LEA0622NMNR4ENNNSX
Cutler Hammer - Insulated Case
MDN4083LEA0622NMNR4ENNNSX, 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 208-240Vac UVR, 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, shipped in drawout narrow cassettes, with shutters, unwired
From Get Price
Limited Stock
MDN4083LEA0422NMNR4ENYCAX
MDN4083LEA0422NMNR4ENYCAX
Cutler Hammer - Insulated Case
MDN4083LEA0422NMNR4ENYCAX, 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 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 & latch check switch for external wiring, Solid State, low voltage power insulated case circuit breakers
From Get Price
Limited Stock
RLE-4000A-MO-DO-LSI
RLE-4000A-MO-DO-LSI
Siemens-Allis - Air
RLE-4000A-MO-DO-LSI, Siemens-Allis, RL Series, type , 4000A frame size, manually operated/Draw-Out, 3P, 3PH, 1600-4000A current sensor rating, 600V, 100kA@480V, originally supplied with StaticTrip III RMS trip device but can also be retrofitted with a modern Solid State electronic trip unit with LSI - Long-Time, Short-Time and Instantaneous trip functions, low voltage power air circuit breakers
From Get Price