How the 4-Pole Rating Drives Fit
The 4-pole rating determines whether this switch can serve as the main disconnect for a three-phase four-wire system where the neutral must be switched alongside the phases.

ABB XT1N 125 TMF molded case switch, 4-pole, order code XT1NU4080AAA000XXX.
| Parameter | Value |
|---|---|
| Poles | 4 |
The 4-pole rating determines whether this switch can serve as the main disconnect for a three-phase four-wire system where the neutral must be switched alongside the phases.
Alternative models and sibling configurations in the same ABB series. For obsolete or discontinued parts, these models can serve as compatible replacements or functional alternatives for plant maintenance.
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