The ABB XT4LU3100AFF000XXX is a molded case circuit breaker from the XT4L family, fitted with a 250 A TMF (thermal-magnetic fixed) trip unit. It is sized for a main feeder or large motor branch in an industrial distribution panel.
ABB XT4LU3100AFF000XXX XT4L 250 TMF, Current Lifecycle
MPNXT4LU3100AFF000XXX
ABB XT4LU3100AFF000XXX, XT4L series, molded case circuit breaker (MCCB), 250 A TMF trip unit, current lifecycle stage.
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Aug 2026
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What is the description of XT4LU3100AFF000XXX?
The description is ABB XT4LU3100AFF000XXX XT4L 250 TMF, indicating a molded case circuit breaker in the XT4L series with a 250 A thermal-magnetic fixed trip unit.
MPN
XT4LU3100AFF000XXX