1. Home / 
  2. square d breaker

SORT BY
Limited Stock
MDN4083LEA0422NMNFNNNKNSX
MDN4083LEA0422NMNFNNNKNSX
Cutler Hammer - Insulated Case
MDN4083LEA0422NMNFNNNKNSX, 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, interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, Kirk 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
In Stock
THK4V4612G
THK4V4612G
General Electric - Molded Case
THK4V4612G, General Electric, MicroVersaTrip, type , K1200 frame type, 3P, 3PH, 1200A, 600V, 50kA@480V, high interrupting capacity, Bolt-On, complete with MVT, LIG - Long-Time, Instantaneous and Ground Fault trip functions, lugs not included, Solid State electronic, molded case circuit breakers
From $4,815.62
Limited Stock
MDN4083LEA0122NMNK4NNRCAX
MDN4083LEA0122NMNK4NNRCAX
Cutler Hammer - Insulated Case
MDN4083LEA0122NMNK4NNRCAX, 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, 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
From Get Price
Limited Stock
CM3200X
CM3200X
Schneider Electric - Insulated Case
CM3200X, Merlin Gerin, Schneider Electric, insulated case circuit breaker, Compact CM, type , Bolt-On, 3P, 3PH, 3200A max, Solid State electronic, 600V, 65kA@480V, high interrupting
From Get Price
Limited Stock
NH360900AB
NH360900AB
Cutler Hammer - Molded Case
NH360900AB, Cutler Hammer, NH Series, type , 3P, 3PH, 900A, 600V, 35kA@480V, Bolt-On, blank filler plates, LI - Long-Time and Instantaneous trip functions, Thermal Magnetic, molded case circuit breakers
From Get Price
Limited Stock
HFD3090VWH08
HFD3090VWH08
Eaton - Molded Case
HFD3090VWH08, Westinghouse, Cutler Hammer, Eaton, Series C, type , 3P, 3PH, 90A, 600V, 65kA@480V, high interrupting capacity, Marine 50℃ ambient calibration, vibration testing, and no use of Al terminals, Bolt-On, complete with non-interchangeable, LI - Long-Time and Instantaneous trip functions, lugs not included, Thermal Magnetic molded case circuit breakers for Marine applications, not UL listed
From Get Price
Limited Stock
LDX4B060L
LDX4B060L
Siemens - Molded Case
LDX4B060L, Siemens, VL Series, type , 4P, 3PH, 60A, 600V, 100kA@480V, very high interrupting capacity, 40ºC, Feed-Thru, complete with non-interchangeable trip unit and line & load side lug terminals, suitable for reverse fed applications, Thermal Magnetic molded case circuit breakers
From Get Price
Limited Stock
E3H-A20-3P-800A-DO-EO-LI
E3H-A20-3P-800A-DO-EO-LI
ABB - Insulated Case
E3H-A20-3P-800A-DO-EO-LI, ABB, EMax, type , 3P, 3PH, 2000A frame, 800A rating plug, 600V, 85kA@480V, Draw-Out, electrically operated, Solid State electronic with LI - Long-Time and Instantaneous trip functions, low voltage power insulated case circuit breakers; if accessories are needed, please call our Sales Team for assistance
From Get Price
Limited Stock
MDN4083LEA0322NMNA4ENHMAX
MDN4083LEA0322NMNA4ENHMAX
Cutler Hammer - Insulated Case
MDN4083LEA0322NMNA4ENHMAX, 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 110-127Vac UVR, 4A/4B auxiliary switch, interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, operations counter, Ronis key interlock, load side lug terminals, Solid State, low voltage power insulated case circuit breakers
From Get Price
Limited Stock
PDG34P0400P2DJ
PDG34P0400P2DJ
Cutler Hammer - Molded Case
PDG34P0400P2DJ, Eaton, Cutler Hammer, Power Defense, type , 3PH, 4P, 600V, 400A, 100kA@480V, Feed-Thru, line & load side lug terminals, complete with PXR25 trip with LSI - Long-Time, Short-Time and Instantaneous 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
SKLL3610L5K6
SKLL3610L5K6
General Electric - Molded Case
SKLL3610L5K6 General Electric Spectra Series, type , 3P, 3PH, 1000A, 600V, 65kA@480V, extra high interrupting capacity, 100% rated, UL listed, suitable for reverse fed applications, complete with microEntelliGuard trip unit with LSIA, LSIGA - Long-Time, Short-Time, Instantaneous and Ground Fault Alarm and neutral protection trip functions and advanced metering, modbus & waveform capture communication features, Solid State electronic, molded case circuit breakers
From Get Price
Limited Stock
XT6SQ4600XFF000XXX
XT6SQ4600XFF000XXX
ABB - Molded Case
XT6SQ4600XFF000XXX, ABB, SACE Tmax XT, type , UL 100% rated, 3PH, 4P, 600V, 600A, 50kA@480V, Bolt-On, front terminals, complete with Ekip G trip with LS/I trip functions, generator protection, molded case circuit breakers; 1SDA102885R1 + 1SDA107674R1 + 1SDA112976R1 global reference
From Get Price
Limited Stock
21-C165NJL
21-C165NJL
Hardware Resource Company - Mounting Hardware
21-C165NJL, Hardware Resource Company, direct replacement mounting hardware strap kit for Federal Pacific BDP, FDP panel boards, rated for 400A 600V max, Copper, Dual/Twin Branch mounting style, suitable for use with NJL,HJL,NJJ circuit breaker frames, complete with all associated hardware, screws and cover plates
From Get Price
Limited Stock
MDN4083LEA0322NMNKNNNRMCX
MDN4083LEA0322NMNKNNNRMCX
Cutler Hammer - Insulated Case
MDN4083LEA0322NMNKNNNRMCX, 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, Ronis keylock, 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
NJH3X400B
NJH3X400B
Siemens - Molded Case
NJH3X400B, Siemens, VL Series, type , JG Frame, 3P, 3PH, 400A, 600V, 35kA@480V, standard interrupting capacity, Bolt-On, 100% rated, complete with LIG - Long-Time, Instantaneous and Ground Fault trip functions and load side lug terminals, Digital Solid State Electronic molded case circuit breakers
From Get Price
Limited Stock
SSB5G8331
SSB5G8331
General Electric - Insulated Case
SSB5G8331, General Electric, Power Break II, type , 3P, 3PH, 600V, 3000A current sensor rating, 100kA@480V, standard interrupting capacity, Bolt-On, back connected, 3000A frame rating, complete with Entelliguard trip, LSIG - Long-Time, Short-Time, Instantaneous and Ground Fault trip functions, current metering, modbus communication & ZSI features and 2500A rating plug, Solid State electronic, insulated case circuit breakers, suitable for use with Power Break II switchgear systems
From Get Price
Limited Stock
MDN4083LEA0222NMNCNNNKMWX
MDN4083LEA0222NMNCNNNKMWX
Cutler Hammer - Insulated Case
MDN4083LEA0222NMNCNNNKMWX, 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 24Vdc UVR, interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, Kirk 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
PDF54M1200P2WM
PDF54M1200P2WM
Eaton - Molded Case
PDF54M1200P2WM, Cutler Hammer, Eaton, Power Defense, type , 3PH, 4P, 600V, 1200A, 65kA@480V, Bolt-On, no terminals with metric tapped conductors, complete with PXR25 trip with LSI - Long-Time, Short-Time and Instantaneous trip functions with relays, modbus & ZSI option, Solid State electronic, molded case circuit breakers; globally rated with 100% UL rating
From Get Price
Limited Stock
NSE100N3040ELA
NSE100N3040ELA
Schneider Electric - Molded Case
NSE100N3040ELA Schneider Electric Compact, type , NSE100N, Vigi 3, 3P, 3PH, 40A, IEC rated, 480V, 35kA@415V, Bolt-On, complete with earth-fault protection and alarm, LI - Long-Time and Instantaneous trip functions, Thermal Magnetic, molded case circuit breakers
From Get Price
Limited Stock
PDF33F0400E5CL
PDF33F0400E5CL
Cutler Hammer - Molded Case
PDF33F0400E5CL, Eaton, Cutler Hammer, Power Defense, type , 3PH, 3P, 600V, 400A, 25kA@480V, 100% UL, Bolt-On, load side lug terminals, complete with PXR20 trip with ARMS LSIG - Long-Time, Short-Time, Instantaneous and Ground Fault trip functions and CAM link & relays, Solid State electronic, molded case circuit breakers; CSA, IEC, UL, CCC certifications
From Get Price
Limited Stock
MDN4083LEA0122ALCC4YNNNAX
MDN4083LEA0122ALCC4YNNNAX
Cutler Hammer - Insulated Case
MDN4083LEA0122ALCC4YNNNAX, 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 interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, load side lug terminals, factory installed 110-127Vac shunt trip (ST), 24Vdc UVR, 4A/4B auxiliary switch, mechanical trip indicator & OTS switch, electrically operated with factory installed 24Vdc motor operator & spring release device (SRD), Solid State, low voltage power insulated case circuit breakers
From Get Price
Limited Stock
SKPP3612L3K2
SKPP3612L3K2
General Electric - Molded Case
SKPP3612L3K2 General Electric Spectra Series, type , 3P, 3PH, 1200A, 600V, 100kA@480V, extra high interrupting capacity, 100% rated, UL listed, suitable for reverse fed applications, complete with microEntelliGuard trip unit with LSI, LSI - Long-Time, Short-Time and Instantaneous and neutral protection trip functions and basic metering and modbus communication features, Solid State electronic, molded case circuit breakers
From Get Price
Limited Stock
NFX4B175L
NFX4B175L
Siemens - Molded Case
NFX4B175L Siemens VL Series, type , 4P, 3PH, 175A, 600V, 35kA@480V, standard interrupting capacity, 40ºC, Feed-Thru, complete with non-interchangeable trip unit and line & load side lug terminals included, suitable for reverse fed applications, Thermal Magnetic molded case circuit breakers
From Get Price
Limited Stock
MDN4083LEA0222NMNENNNRMWX
MDN4083LEA0222NMNENNNRMWX
Cutler Hammer - Insulated Case
MDN4083LEA0222NMNENNNRMWX, 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, 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, pre-wired
From Get Price