| 100% Rated, Neutral Pole | No |
| Approvals | CSA, IEC, UL |
| Auxiliary Switch, Shunt Trip, Undervoltage Release | Optional |
| CSA Standard | 22.2 |
| Current Rating | 125 A |
| Family Series | ABB Circuit Breakers, Tmax XT Series |
| Gross Weight, Net Weight | 0 lbs |
| IEC Standard | 60947-2 |
| Item Number, Manufacturer Part Number | XT4NU3125BFJ000XXX |
| kAIC @ 480 VAC | 25 |
| kAIC @ 600 VAC | 18 |
| Manufacturer | ABB |
| Max Voltage | 600 VAC |
| Mounting | Panel |
| Neutral Protection, Protection | Branch Circuit |
| Poles | 3 |
| Product Series | Tmax XT |
| Terminal Type | Bolt-On / Box Lug |
| Terminals Included | Load Only |
| Trip Unit | Adj. Thermal / Adj. Magnetic |
| UL Standard | 489 |
