1. Home / 
  2. square d breaker

SORT BY
Limited Stock
MPA31F1203120
MPA31F1203120
General Electric - Insulated Case
MPA31F1203120, General Electric, M-PACT, type , frame size 1, manually operated, with 5 N.O.-3 N.C. Auxiliary switches, 110/130V dc/ac motor operator, 24/30V dc closing coil and 48V dc shunt trip, 3P, 3PH, 1250A, 690V, 50kA@415V, Bolt-On, NA - No Overcurrent Protection, Non-Automatic switch, insulated case circuit breakers
From Get Price
Limited Stock
QJ3B100KIT
QJ3B100KIT
Siemens - Molded Case
QJ3B100KIT, Siemens, QJ Series, type , 3P, 3PH, 100A, 240V, 10kA@240V, standard interrupting capacity, Bolt-On, complete with non-interchangeable trip, LI - Long-Time and Instantaneous trip functions and load side lug terminals, terminal cover kit, Thermal Magnetic, molded case circuit breakers; these breakers are obsolete however we still stock them
From Get Price
Limited Stock
MPA31F25V0015
MPA31F25V0015
General Electric - Insulated Case
MPA31F25V0015, General Electric, M-PACT, type , frame size 1, manually operated, with 5 N.O.-3 N.C. Auxiliary switches, Mpro-50L trip unit, 24/30V dc shunt trip and 30/48V dc undervoltage trip with delay, 3P, 3PH, 2500A, 690V, 50kA@415V, Bolt-On, LSIG - Long-Time, Short-Time, Instantaneous and Ground Fault trip functions, Solid State electronic, insulated case circuit breakers
From Get Price
Limited Stock
MPA31F25W0320
MPA31F25W0320
General Electric - Insulated Case
MPA31F25W0320, General Electric, M-PACT, type , frame size 1, manually operated, with 5 N.O.-3 N.C. Auxiliary switches, Mpro-50H trip unit, 110/130V dc/ac closing coil and 48V dc shunt trip, 3P, 3PH, 2500A, 690V, 50kA@415V, Bolt-On, LSIG - Long-Time, Short-Time, Instantaneous and Ground Fault, Solid State electronic, insulated case circuit breakers
From Get Price
Limited Stock
SHB2G456K
SHB2G456K
General Electric - Insulated Case
SHB2G456K, General Electric, Power Break II, type , 3P, 3PH, 600V, 1000A current sensor rating, 100kA@480V, high interrupting capacity, Bolt-On, back connected, 1600A frame rating, complete with Entelliguard trip, LSH - Long-Time, Short-Time and High-Range Instantaneous trip functions, full metering, RELT, modbus communication & ZSI features and 600A rating plug, Solid State electronic, insulated case circuit breakers, suitable for use with Power Break II switchgear systems
From Get Price
Limited Stock
PDD22M0225VFFN
PDD22M0225VFFN
Eaton - Molded Case
PDD22M0225VFFN, Cutler Hammer, Eaton, Power Defense, type , 50ºC, 1PH, 2P, 240V, 225A, 100kA@240V, Bolt-On, lugs not included, complete with LI - Long-Time and Instantaneous trip functions, Thermal Magnetic, molded case circuit breakers; IEC certification; non-UL listed
From Get Price
Limited Stock
PDF33F0250P3DL
PDF33F0250P3DL
Cutler Hammer - Molded Case
PDF33F0250P3DL, Eaton, Cutler Hammer, Power Defense, type , 3PH, 3P, 600V, 250A, 25kA@480V, 100% UL, Bolt-On, load side lug terminals, complete with PXR25 trip with 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
FAZ-B15/1N
FAZ-B15/1N
Eaton - Molded Case
FAZ-B15/1N, Eaton, FAZ Series, type , UL listed, DIN rail mounted miniature circuit breaker, B curve, 1PH, 1P + neutral, 277/480V, 15A, 10kA@277/480V, Feed-Thru, LI - Long-Time and Instantaneous trip functions, Thermal Magnetic, molded case circuit breaker
From Get Price
Limited Stock
SHB2G5N7U
SHB2G5N7U
General Electric - Insulated Case
SHB2G5N7U, General Electric, Power Break II, type , 3P, 3PH, 600V, 1600A current sensor rating, 100kA@480V, high interrupting capacity, Bolt-On, back connected, 1600A frame rating, complete with Entelliguard trip, LSHG - Long-Time, Short-Time, High-Range Instantaneous and Ground Fault trip functions, current metering, modbus communication & ZSI features and 1600A rating plug, Solid State electronic, insulated case circuit breakers, suitable for use with Power Break II switchgear systems
From Get Price
Limited Stock
LFX3C225L
LFX3C225L
Siemens - Molded Case
LFX3C225L, Siemens, VL Series, type , 3P, 3PH, 225A, 600V, 100kA@480V, extra high interrupting capacity, 50ºC, Feed-Thru, complete with non-interchangeable trip, LI - Long-Time and Instantaneous trip functions and line & load side lug terminals, suitable for reverse fed applications, Thermal Magnetic molded case circuit breakers
From Get Price
Limited Stock
MDN4083LEA0322NMNJ4NNAMCX
MDN4083LEA0322NMNJ4NNAMCX
Cutler Hammer - Insulated Case
MDN4083LEA0322NMNJ4NNAMCX, 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, operations counter, 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
PEEB3ATSF0125
PEEB3ATSF0125
General Electric - Molded Case
PEEB3ATSF0125, General Electric, GuardEon, type , 3PH, 3P, 600V, 38-125A, 18kA@480V, 100% UL rated, front connection/Feed-Thru, toggle mechanism, complete with PremEon S interchangeable trip, S - Short-Time trip functions, Solid State electronic, molded case circuit breakers; meet UL, cUL, IEC, CE, CCC requirements
From Get Price
Limited Stock
LFG3U250L
LFG3U250L
Siemens - Molded Case
LFG3U250L, Siemens, VL Series, type , FG Frame, 3P, 3PH, 250A, 600V, 100kA@480V, very high interrupting capacity, current limiting, Feed-Thru, complete with trip, LSIG - Long-Time, Short-Time, Instantaneous and Ground Fault trip functions and line & load side lug terminals, Digital Solid State Electronic molded case circuit breakers
From Get Price
Limited Stock
PDG4XVFA20600
PDG4XVFA20600
Cutler Hammer - Trip Units And Programmers
PDG4XVFA20600, Eaton, Cutler Hammer, Power Defense circuit breaker trip units and programmers, 50°C non-UL listed, 2P, 600V, 600A, Thermal Magnetic protection, LI - Long-Time and Instantaneous trip functions, suitable for globally rated PDG,PDG Frame 4 circuit breakers
From Get Price
Limited Stock
MDN4083LEA0222NMNE4YNCMCX
MDN4083LEA0222NMNE4YNCMCX
Cutler Hammer - Insulated Case
MDN4083LEA0222NMNE4YNCMCX, 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, 4A/4B auxiliary switch, interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, Castell keylock, 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
MDN4083LEA0622NMNA2YNANWX
MDN4083LEA0622NMNA2YNANWX
Cutler Hammer - Insulated Case
MDN4083LEA0622NMNA2YNANWX, 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 110-127Vac UVR, 2A/2B 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
LG3500WS28
LG3500WS28
Westinghouse - Molded Case
LG3500WS28, Westinghouse, Cutler Hammer, Eaton, Series G, type , 3P, 3PH, 500A, 600V, 14kA@480V, standard interrupting capacity, Bolt-On, suitable for reverse feed applications, magnetic pickup range 500-2500, complete with right-pole mounted 48-60Vac, 50/60Hz terminal block right side mount shunt trip, I - Instantaneous trip functions, lugs not included, Solid State electronic, engine generator molded case circuit breakers
From Get Price
Limited Stock
B1N1D25
B1N1D25
Noark Electric - Molded Case
B1N1D25, Noark Electric, UL 489, type , 1PH, 1P, 240V, 25A, 10kA@240V, Feed-Thru box terminals, D trip curve, Thermal Magnetic, din rail mounted molded case circuit breakers
From Get Price
Limited Stock
EPSB4FMK
EPSB4FMK
Siemens - Part And Accessory
EPSB4FMK, Siemens, SB Series, circuit breaker accessory, Communication Modules, expansion plug, necessary to integrate a breaker into an ACCESS system, one expansion plug required for each circuit breaker in the system and is used to interface SB breaker trip units to the Multiplex/Translator, always necessary for zone interlocking, suitable for use with fixed mounted 3200-5000A SBA,SBH,SBS frame types, insulated case circuit breakers
From Get Price
Limited Stock
SSD4G7F2U
SSD4G7F2U
General Electric - Insulated Case
SSD4G7F2U, General Electric, Power Break II, type , 3P, 3PH, 600V, 2500A current sensor rating, 65kA@480V, standard interrupting capacity, Draw-Out, 2500A frame rating, complete with Entelliguard trip, LSI - Long-Time, Short-Time and Instantaneous trip functions, full metering & modbus communication features and 1600A rating plug, Solid State electronic, insulated case circuit breakers, suitable for use with Power Break II switchgear systems
From Get Price
Limited Stock
MDN4083LEA0222NMNR4NCNNPX
MDN4083LEA0222NMNR4NCNNPX
Cutler Hammer - Insulated Case
MDN4083LEA0222NMNR4NCNNPX, Cutler Hammer, Magnum DS, type , drawout mounted, narrow frame with factory installed block close PB metal frame padlockable pushbutton cover, 3P, 3PH, 800A, 200A current sensors and rating plugs, 600V, 42kA@600V, 40°C, Bolt-On, manually operated, complete with factory installed 208-240Vac UVR, interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, load side lug terminals, 4A/4B auxiliary switch & 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
MDN4083LEA0422NMNR2YNNDCX
MDN4083LEA0422NMNR2YNNDCX
Cutler Hammer - Insulated Case
MDN4083LEA0422NMNR2YNNDCX, 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 208-240Vac UVR, 2A/2B 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, without shutters, unwired
From Get Price
Limited Stock
K6TH-2
K6TH-2
ABB - Lug Terminal Kit
K6TH-2, ABB, SACE Isomax, lug terminal kit, set of 2 lugs, 600A, 2 barrel, 250kcmil-500 kcmil, Cu/Aluminum, field installable, suitable for use with S6N,S6H,S6L frame molded case circuit breakers
From Get Price
Limited Stock
2023B
2023B
Danaher Controls - Part And Accessory
2023B, Danaher Controls part and accessory
From Get Price