Logo

Browse Bolt-on Breakers - 1-pole - 277/480vac Parts and Components

Industrials Unlimited is an all-inclusive purchasing platform for industrial parts and components. Our inventory of more than two billion new and obsolete parts includes a broad range of products from many different part categories. One such category is Bolt-on Breakers - 1-pole - 277/480vac, which contains parts such as bq130km, bqd125, bqd160, bqd170, dt363uwk and many others, all of which are readily available with short lead times and competitive prices. Among our competitive edges is our ability to leverage our purchasing power to secure lower costs and faster shipping times on all orders, even in AOG situations. We are able to do this due to resources such as our international supply chain network that spans the United States, Canada, and the United Kingdom. Furthermore, as an AS9120B, ISO 9001:2015, and FAA AC 00-56B accredited business, we are able to guarantee the quality and reliability of each part we sell. To see how we are revolutionizing parts procurement, submit an RFQ today for desired Bolt-on Breakers - 1-pole - 277/480vac part.

Displaying Page 1 of 4

Part No.DescriptionManufacturerSub CategoryRFQ
bq130kmSiemens BQ130KM BQD 30A 1P BKSiemens
bqd125Siemens BQD125 Breaker Bqd 1p 25a 277vac 14kaSiemens
bqd160Siemens BQD160 60A, 1P, 277 VAC, 125 VDC, Type BQD, 14 kAIC, CBSiemens
bqd170Siemens BQD170 Breaker, Bolt On, 70A, 1P, 277 VAC, 125 VDC, Type BQD, 14 kAICSiemens
dt363uwkEaton DT363UWK Safety Switch, 100A, 3P, 600VAC/250VDC, HD, Non-Fusible, NEMA 4XEaton
edb14015aabarpSquare D EDB14015AABARP MINIATURE CIRCUIT BREAKER 480Y/277V 15ASquare D
edb14015epdSquare D EDB14015EPD MINIATURE CIRCUIT BREAKER 277V 15ASquare D
edb14020saSquare D EDB14020SA MINIATURE CIRCUITSquare D
edb14020Square D EDB14020 Breaker, Bolt On, 1P, 20A, 277VAC, 25KAIC, Thermal MagneticSquare D
edb14020epdSquare D EDB14020EPD Breaker, Bolt On, 1P, 20A, 277VAC, 18kAIC, Thermal Magnetic, EPDSquare D
edb14040epdSquare D EDB14040EPD Breaker, Bolt-On, 40A, 1P, 277VAC, 18kAIC, E Frame, GFI/EPDSquare D
edb14070Square D EDB14070 MINIATURE CIRCUITSquare D
edb14050epdbaSquare D EDB14050EPDBA Breaker, Bolt-On, 50A, 1P, 277VAC, 18kAIC, E Frame, GFI/EPD, Alarm SwitchSquare D
edb14060Square D EDB14060 MINIATURE CIRCUIT BREAKER 277V 60ASquare D
egb14020Square D EGB14020 Breaker, Bolt On, 1P, 20A, 277VAC, 35kAIC, Thermal MagneticSquare D
egb14035Square D EGB14035 Breaker, Bolt On, 1P, 35A, 277VAC, 35kAIC, Thermal MagneticSquare D
egb14050Square D EGB14050 MINIATURE CIRCUIT BREAKER 277V 50ASquare D
egb14060Square D EGB14060 SQD EGB14060 MINIATURE CIRCUITSquare D
egb16020Square D EGB16020 MINIATURE CIRCUIT BREAKER 600V 20ASquare D
ejb14025Square D EJB14025 MINIATURE CIRCUIT BREAKER 277V 25ASquare D

Trusted by Businesses Worldwide

Founders, developers, and business leaders across the globe chose us for their digital asset operations.

Americas Fastest Growing Private Company
ASA Member
NBAA Member
ISO 9001:2015 & AS9120B
Cage Code 6RE77
ITAR
eCustoms Visual Compliance
D-U-N-S Number 069876325
FAA 0056 B Accredited
ESD S20.20
AS 6081:2012
NIST 800-171 Compliance
Top Distributors 2018
Top Distributors 2020
Top Distributors 2025
Americas Fastest Growing Private Company
ASA Member
NBAA Member
ISO 9001:2015 & AS9120B
Cage Code 6RE77
ITAR
eCustoms Visual Compliance
D-U-N-S Number 069876325
FAA 0056 B Accredited
ESD S20.20
AS 6081:2012
NIST 800-171 Compliance
Top Distributors 2018
Top Distributors 2020
Top Distributors 2025

Get Started Today

Ready to Request a Quote?

Tell us what you need and our team will get back to you with competitive pricing within 24 hours. No obligation, no hidden fees.

✓ Free quotes · ✓ 24hr response · ✓ Competitive pricing

Why Source With Us

15-Min Quotes

Guaranteed competitive quotes within 15 minutes, 24/7 x 365.

Certified Quality

AS9120B, ISO 9001:2015, and FAA AC 0056B accredited.

Rapid Delivery

On-time worldwide shipping with AOG & expedited options.

6B+ Parts

Search across our database of over 6 billion unique components.