ABB XT1NU3125AFF000XXX — Molded Case Circuit Breaker

Part numberXT1NU3125AFF000XXX
BrandABB
CategoryCircuit Breaker
DescriptionMolded Case Circuit Breaker
ManufacturerABB
Product TypeMolded Case Circuit Breaker
Product LineTmax XT Series
Part NumberXT1NU3125AFF000XXX
Frame SizeSize 1
Number of Poles3 Poles
Rated Voltage600 VAC
Rated Current125 A
Interrupt Rating at 480 VAC25 KA
Trip UnitThermal Magnetic
Terminal TypeBolt On
Minimum Storage Temperature0°C
Maximum Storage Temperature40°C
Minimum Operating Temperature0°C
Maximum Operating Temperature40°C

The ABB XT1NU3125AFF000XXX is a sturdy molded case circuit breaker designed to manage electrical circuits safely. Its robust frame size of Size 1 provides reliability at a rated voltage of up to 600 VAC and a current rating of 125 A. Ideal for various applications, this device is built with a thermal magnetic trip unit for effective protection against overloads and faults.

Compatibility data for this part number is being verified. Send an RFQ with your equipment model and serial — our suppliers confirm fitment before quoting.

Data compiled from 1 verified source. Last reviewed 2026-08-16.

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