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Vendor:Square DPart #: QOU3401021Square D: Mini circuit breaker, QOU, 40A, 2 pole, 240 VAC, 10kA, shunt trip
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Vendor:Square DPart #: QOUR1153100Square D: Mini circuit breaker, QOU, 15A, 1 pole, 120/240 VAC, 10kA, field reversible lugs, mounting footQOUR1153100
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Vendor:Square DPart #: QOU120C1HSquare D: Mini circuit breaker, QOU, 20A, 1 pole, 120/240 VAC, 10kA, Crouse-Hinds
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Vendor:Square DPart #: QOU3401042Square D: Mini circuit breaker, QOU, 40A, 3 pole, 240 VAC, 10kA, shunt trip
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Vendor:Square DPart #: QOU3801042Square D: Mini circuit breaker, QOU, 80A, 3 pole, 240 VAC, 10kA, shunt trip
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Vendor:Square DPart #: QOU3701042Square D: Mini circuit breaker, QOU, 70A, 3 pole, 240 VAC, 10kA, shunt trip
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Vendor:Square DPart #: QOU3301042Square D: Mini circuit breaker, QOU, 30A, 3 pole, 240 VAC, 10kA, shunt trip
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Vendor:Square DPart #: QOU240VHSquare D: Mini circuit breaker, QOU, 40A, 2 pole, 120/240 VAC, 22kA
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Vendor:Square DPart #: QOU21251021Square D: Mini circuit breaker, QOU, 125A, 2 pole, 120/240 VAC, 10kA, shunt trip
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Vendor:Square DPart #: QOU260VHSquare D: Mini circuit breaker, QOU, 60A, 2 pole, 120/240VAC, 22kA
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Vendor:Square DPart #: QOU3601021Square D: Mini circuit breaker, QOU, 60A, 3 pole, 240 VAC, 10kA, shunt trip
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Vendor:Square DPart #: EJB14040EPDSquare D: Mini circuit breaker, E-Frame, 40A, 1 pole, 277VAC, 100kA max, bolt on, 30mA ground fault protection [TAA]
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Vendor:Square DPart #: EJB14020EPDBASquare D: Mini circuit breaker, E-Frame, 20A, 1 pole, 277VAC, 100kA max, bolt on, 30mA ground fault protection, alarm switch
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Vendor:Square DPart #: EGB14050EPDSquare D: Mini circuit breaker, E-Frame, 50A, 1 pole, 277VAC, 65kA max, bolt on, 30mA ground fault protection [TAA]
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Vendor:Square DPart #: EGB14020EPDBASquare D: Mini circuit breaker, E-Frame, 20A, 1 pole, 277VAC, 65kA max, bolt on, 30mA ground fault protection, alarm switch
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Vendor:Square DPart #: EDB14050EPDBASquare D: Mini circuit breaker, E-Frame, 50A, 1 pole, 277VAC, 25kA max, bolt on, 30mA ground fault protection, alarm switch [TAA]
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Vendor:Square DPart #: EJB14015EPDSquare D: Mini circuit breaker, E-Frame, 15A, 1 pole, 277VAC, 100kA max, bolt on, 30mA ground fault protection [TAA]
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Vendor:Square DPart #: EGB14015EPDSquare D: Mini circuit breaker, E-Frame, 15A, 1 pole, 277VAC, 65kA max, bolt on, 30mA ground fault protection [TAA]
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Vendor:Square DPart #: EGB14040EPDSquare D: Mini circuit breaker, E-Frame, 40A, 1 pole, 277 VAC, 65 kA max, bolt on, 30 mA ground fault protection [TAA]
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Vendor:Square DPart #: EJB14050EPDSquare D: Mini circuit breaker, E-Frame, 50A, 1 pole, 277VAC, 100kA max, bolt on, 30mA ground fault protection [TAA]
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Vendor:Square DPart #: EGB14030EPDBASquare D: Mini circuit breaker, E-Frame, 30A, 1 pole, 277VAC, 65kA max, bolt on, 30mA ground fault protection, alarm switch [TAA]
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Vendor:Square DPart #: EJB14030EPDSquare D: Mini circuit breaker, E-Frame, 30A, 1 pole, 277VAC, 100kA max, bolt on, 30mA ground fault protection [TAA]
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Vendor:Square DPart #: EJB14020EPDSquare D: Mini circuit breaker, E-Frame, 20A, 1 pole, 277VAC, 100kA max, bolt on, 30mA ground fault protection [TAA]
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Vendor:Square DPart #: EGB14020EPDSquare D: Mini circuit breaker, E-Frame, 20A, 1 pole, 277VAC, 65kA max, bolt on, 30mA ground fault protection [TAA]
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Vendor:Square DPart #: EDB14050EPDSquare D: Mini circuit breaker, E-Frame, 50A, 1 pole, 277VAC, 25kA max, bolt on, 30mA ground fault protection [TAA]
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Vendor:Square DPart #: EDB14015EPDSquare D: Mini circuit breaker, E-Frame, 15A, 1 pole, 277VAC, 25kA max, bolt on, 30mA ground fault protection [TAA]
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Vendor:Square DPart #: EDB14040EPDSquare D: Mini circuit breaker, E-Frame, 40A, 1 pole, 277VAC, 25kA max, bolt on, 30mA ground fault protection [TAA]
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Vendor:Square DPart #: EGB14030EPDSquare D: Mini circuit breaker, E-Frame, 30A, 1 pole, 277VAC, 65kA max, bolt on, 30mA ground fault protection [TAA]
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Vendor:Square DPart #: EDB14040EPDBASquare D: Mini circuit breaker, E-Frame, 40A, 1 pole, 277VAC, 25kA max, bolt on, 30mA ground fault protection, alarm switch [TAA]
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Vendor:Square DPart #: EDB14020EPDBASquare D: Mini circuit breaker, E-Frame, 20A, 1 pole, 277VAC, 25kA max, bolt on, 30mA ground fault protection, alarm switch [TAA]
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Vendor:Square DPart #: EDB14030EPDBASquare D: Mini circuit breaker, E-Frame, 30A, 1 pole, 277VAC, 25kA max, bolt on, 30mA ground fault protection, alarm switch [TAA]
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Vendor:Square DPart #: EDB14020EPDSquare D: Mini circuit breaker, E-Frame, 20A, 1 pole, 277VAC, 25kA max, bolt on, 30mA ground fault protection [TAA]
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Vendor:Square DPart #: EDB14030EPDSquare D: Mini circuit breaker, E-Frame, 30A, 1 pole, 277VAC, 25kA max, bolt on, 30mA ground fault protection [TAA]
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Vendor:Square DPart #: EJB36080Square D: Mini circuit breaker, E-Frame, 80A, 3 pole, 600Y/347VAC, 100kA max, bolt on [TAA]
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Vendor:Square DPart #: EDB16050Square D: Mini circuit breaker, E-Frame, 50A, 1 pole, 600Y/347VAC, 25kA max, bolt on [TAA]
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Vendor:Square DPart #: EDB14030LHSquare D: Mini circuit breaker, E-Frame, 30A, 1 pole, 277VAC, 25kA max, bolt on, high amp lugs [TAA]
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Shop circuit breakers for telecom power systems, electrical distribution equipment and commercial or industrial installations. This collection includes AC and DC circuit breakers designed to provide overcurrent protection for wiring, power equipment, network infrastructure and connected electrical loads.
Explore bullet circuit breakers, miniature circuit breakers, molded-case breakers, hydraulic-magnetic breakers and thermal-magnetic breakers in a wide range of amperage ratings and pole configurations. Available mounting and terminal styles include bullet, plug-in, bolt-on, panel-mount and stud-terminal options for compatible equipment.
Our circuit breakers support telecom power plants, battery distribution systems, load centers, equipment cabinets, communications shelters and electrical panels. Options for AC and DC applications help contractors and technicians maintain existing power systems, replace circuit protection components and expand distribution capacity.
Find related circuit breaker kits, breaker boxes, adapter bus kits and telecom power systems. These collections provide additional components for power distribution, electrical protection and network equipment installations.
Launch 3 Telecom supplies circuit breakers and power distribution components for telecommunications, broadband, wireless and commercial electrical infrastructure. Browse AC breakers, DC breakers, bullet breakers and multi-pole circuit protection products for maintenance, replacement and new equipment installations.