Products

Circuit Protection Products

Supplementary Protection Breakers

Certified to UL& IEC Standards

1 – 63A (480Vmax)
5KA & 10KA Versions 1, 2, 3 & 4 Pole

Data Sheets

Overview Presentation
NB1 (MG) Data Sheets

NM1 Molded Case Breaker

Certified to IEC Standards

16 – 800A (690Vmax)
Up to 70KA @ 400V
2, 3 & 4 Pole

Data Sheets

Overview Presentation
NM1 IEC Breaker Data Sheets

NM1 Wire Ranges

UL Replacement

MCCB

Certified to UL Standards

16 – 1250A (690Vmax)
Up to 150KA @ 400V
3 & 4 Pole

Data Sheets

Overview Presentation
GE Breakers

Square D Breakers

Cutler-Hammer Breakers

NA1 Power Breaker & NAK1 Vacuum Breaker

Certified to IEC Standards

NA1 to 6300A (690V) NAK1 to 1600A (1140V)
3 & 4 Pole

Data Sheets

Overview Presentation

NA1 IEC PCB Data Sheets

Call (866) 652-2045 for more information.

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US Breaker, Inc. provides cross references to our US Breaker brand high quality UL certified products to assist customer selection. Our part number is different unless we are offering an original OEM part. We do not claim ownership of any other company trademark or part number referenced on our website, just fantastic value and service for our customers.