1. Home / 
  2. square d breaker

SORT BY
Limited Stock
MM6B800TW
MM6B800TW
Siemens - Molded Case
MM6B800TW, Siemens, Mining Service, type , 3P, 3PH, 800A, 600V, mining duty rated, 25kA@600V, standard interrupting capacity, Bolt-On, complete with interchangeable trip, LI - Long-Time and Instantaneous trip functions, lugs not included, magnetic range 4000-8000A, Thermal Magnetic, Mining Service molded case circuit breakers
From Get Price
Limited Stock
MDN4083LEA0222NMNE4ECNDPX
MDN4083LEA0222NMNE4ECNDPX
Cutler Hammer - Insulated Case
MDN4083LEA0222NMNE4ECNDPX, 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 110-125Vdc UVR, interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, load side lug terminals, 4A/4B auxiliary 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
S203-C3NA
S203-C3NA
ABB - Molded Case
S203-C3NA, ABB, S 200 Series, type , 3P + neutral, 3PH, 3A, 480V, 6kA@480V, standard interrupting capacity, current limiting, DIN rail mounted, Feed-Thru, suitable for reverse feed, UL/CSA/IEC approval, branch circuit protection, C trip characteristic, Thermal Magnetic trip functions, Thermal Magnetic, miniature molded case circuit breakers and supplemental protectors
From Get Price
Limited Stock
MDN4083LEA0422NMNG4NNCCPX
MDN4083LEA0422NMNG4NNCCPX
Cutler Hammer - Insulated Case
MDN4083LEA0422NMNG4NNCCPX, 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 32Vdc UVR, 4A/4B auxiliary switch, interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, Castell 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, pre-wired
From Get Price
Limited Stock
LB2100TA
LB2100TA
Westinghouse - Trip Units And Programmers
LB2100TA, Westinghouse, AB DE-ION, type , interchangeable trip unit with LI - Long-Time and Instantaneous trip functions, rated for 100A, 50°C, suitable for 400A- LB,HLB standard, Saf-T-Vue or MARK 75 molded case circuit breaker frame types, Thermal Magnetic trip units and programmers & circuit breakers; these trip units are obsolete, however we do still stock them
From Get Price
Limited Stock
NMY3K600L
NMY3K600L
Siemens - Molded Case
NMY3K600L, Siemens, VL Series, type , 3P, 3PH, 600A, 600V, 35kA@480V, standard interrupting capacity, Feed-Thru, 100% rated, complete with non-interchangeable trip with LCD display, LSIGA - Long-Time, Short-Time, Instantaneous and Ground Fault Alarm trip functions, line & load side lug terminals, Solid State electronic, molded case circuit breakers
From Get Price
Limited Stock
PDG34N0250E5ZK
PDG34N0250E5ZK
Cutler Hammer - Molded Case
PDG34N0250E5ZK, Cutler Hammer, Eaton, Power Defense, type , 3PH, 4P, 600V, 250A, 100kA@480V, Bolt-On, line side lug terminals, complete with PXR20 trip with ARMS LSIG - Long-Time, Short-Time, Instantaneous and Ground Fault trip functions with ZSI & relays, Solid State electronic, molded case circuit breakers; CSA, IEC, UL, CCC certifications
From Get Price
Limited Stock
MDN4083LEA0422NMNRNENLNCX
MDN4083LEA0422NMNRNENLNCX
Cutler Hammer - Insulated Case
MDN4083LEA0422NMNRNENLNCX, 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, interchangeable Digitrip 220, LI - Long-Time and Instantaneous trip functions, operations counter, Castell key interlock, 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
SHB4G6A7W
SHB4G6A7W
General Electric - Insulated Case
SHB4G6A7W, General Electric, Power Break II, type , 3P, 3PH, 600V, 2000A current sensor rating, 100kA@480V, high interrupting capacity, Bolt-On, back connected, 2500A frame rating, complete with Entelliguard trip, LSHG - Long-Time, Short-Time, High-Range Instantaneous and Ground Fault trip functions, current metering & RELT 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
MDN4083LEA0322NMNK4NNKDPX
MDN4083LEA0322NMNK4NNKDPX
Cutler Hammer - Insulated Case
MDN4083LEA0322NMNK4NNKDPX, 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, 4A/4B auxiliary switch, 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, pre-wired
From Get Price
Limited Stock
MDN4083LEA0622NMNGNNMNDCX
MDN4083LEA0622NMNGNNMNDCX
Cutler Hammer - Insulated Case
MDN4083LEA0622NMNGNNMNDCX, Cutler Hammer, Magnum DS, type , drawout mounted, narrow frame with factory installed metal 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 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, unwired
From Get Price
Limited Stock
WMS1D16
WMS1D16
Eaton - Molded Case
WMS1D16, Eaton, WMS Series, supplementary protector, type , 1PH, 1P, 120/277Vac, 16A, 10kA@120Vac/6kA@277Vac, current limiting, Plug-In, 35mm DIN-rail mount, D Curve, Thermal Magnetic, molded case circuit breakers
From Get Price
Limited Stock
XT5HQ430ABFF000XXX
XT5HQ430ABFF000XXX
ABB - Molded Case
XT5HQ430ABFF000XXX, ABB, SACE Tmax XT, type , UL 100% rated, 3PH, 4P, 600V, 300A, 65kA@480V, Bolt-On, front terminals, complete with TMA, LI - Long-Time and Instantaneous trip functions, Thermal magnetic adjustable (TMD/TMA), molded case circuit breakers; 1SDA102635R1 + 1SDA112974R1 global reference
From Get Price
Limited Stock
SKLL36BD2600C
SKLL36BD2600C
General Electric - Molded Case
SKLL36BD2600C, General Electric, Spectra Series, type , 3P, 3PH, 600A, 600V, 65kA@480V, complete with SRPK1200B600 rating plug, high interrupting capacity, 100% rated, Bolt-On, suitable for reverse fed applications, UL listed, complete with interchangeable MVT, MicroVersaTrip, Plus trip unit with LSIGT - Long-Time, Short-Time, Instantaneous, Ground Fault and Targets trip functions, lugs not included, Solid State Electronic, molded case circuit breakers
From Get Price
Limited Stock
E6H-A40-3P-800A-DO-EO-LI
E6H-A40-3P-800A-DO-EO-LI
ABB - Insulated Case
E6H-A40-3P-800A-DO-EO-LI, ABB, EMax, type , 3P, 3PH, 4000A 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
GI2050
GI2050
Cutler Hammer - Molded Case
GI2050, Cutler Hammer, Universal, type , 2P, 1PH, 50A, 480V, 14kA@480V, 40°C, standard interrupting capacity, Feed-Thru, complete with non-interchangeable trip, LI - Long-Time and Instantaneous trip functions and line & load side lug terminals, Thermal Magnetic molded case circuit breakers
From Get Price
Limited Stock
LV430682MT1
LV430682MT1
Schneider Electric - Molded Case
LV430682MT1 Schneider Electric Compact NSX, type , 4P, 3PH, 160A, 690V, 70kA@415V, Bolt-On, complete with NSX160H frame and 3 pole, 220Vac, TM100D trip unit, LI - Long-Time and Instantaneous trip functions, Thermal Magnetic, molded case circuit breakers
From Get Price
Limited Stock
MPA42F32W2240
MPA42F32W2240
General Electric - Insulated Case
MPA42F32W2240, General Electric, M-PACT, type , frame size 2, manually operated, 5 N.O- 3 N.C. Auxiliary switches, Mpro-50H trip unit, 48V dc motor operator, 48V dc closing coil and 220/250V dc/ac shunt trip, 4P, 3PH, 3200A, 690V, 50kA@415V, fixed/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
MDN4083LEA0622NMNCNNNACCX
MDN4083LEA0622NMNCNNNACCX
Cutler Hammer - Insulated Case
MDN4083LEA0622NMNCNNNACCX, 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 24Vdc 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, unwired
From Get Price
Limited Stock
LGX363033GH08
LGX363033GH08
Cutler Hammer - Molded Case
LGX363033GH08, Cutler Hammer, Series G, type , 3P, 3PH, 630A, 600V, 200kA@480V, current limiting, UL listed for Marine applications 40°C, Feed-Thru, complete with interchangeable trip, LS - Long-Time and Short-Time trip functions and line & load side lug terminals, Solid State electronic molded case circuit breakers
From Get Price
Limited Stock
MDN4083LEA0222NMNF4YNLCWX
MDN4083LEA0222NMNF4YNLCWX
Cutler Hammer - Insulated Case
MDN4083LEA0222NMNF4YNLCWX, 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, 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, with shutters, pre-wired
From Get Price
Limited Stock
MDN4083LEA0822NMNJ2YNLCSX
MDN4083LEA0822NMNJ2YNLCSX
Cutler Hammer - Insulated Case
MDN4083LEA0822NMNJ2YNLCSX, 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 480Vac UVR, 2A/2B 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, with shutters, unwired
From Get Price
Limited Stock
PDG34PH400P5MK
PDG34PH400P5MK
Cutler Hammer - Molded Case
PDG34PH400P5MK, Cutler Hammer, Eaton, Power Defense, type , 3PH, 4P, 600V, 400A, High Override, 100kA@480V, Bolt-On, line side lug terminals, complete with PXR25 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
WLS1D316LY
WLS1D316LY
Siemens - Insulated Case
WLS1D316LY, Siemens, WL Series, type , frame size I, drawout, 3P, 3PH, 1600A, 600V, 65kA@480V, UL listed, standard interrupting capacity, Draw-Out, complete with solid state ETU755 programmer + WLGFM76 ground fault module, LSIG - Long-Time, Short-Time, Instantaneous and Ground Fault trip functions and 630A rating plug, Solid State electronic, low voltage insulated case circuit breakers
From Get Price