The ABB XT4NU3040FFJ000XXX is a XT4N 250 molded case circuit breaker (MCCB) with an EKIP LSI electronic trip unit, rated 40 A, 3-pole, with F F terminals, carrying UL and CSA approvals. The EKIP LSI trip unit provides adjustable long-time (L), short-time (S), and instantaneous (I) protection — meaning you can shape the trip curve to coordinate with downstream breakers and protect feeder cables without nuisance tripping on motor inrush.
ABB XT4NU3040FFJ000XXX XT4N 250 EKIP LSI 40A 3P F F UL/CSA
MPNXT4NU3040FFJ000XXX
ABB XT4N 250 molded case circuit breaker, EKIP LSI trip unit, 40 A, 3-pole, F F, UL/CSA, order code XT4NU3040FFJ000XXX.
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jul 2026
Product details
Frequently asked questions
Where can I buy XT4NU3040FFJ000XXX and how do I get a price?
This part is sourced and quoted to order against an RFQ through independent distribution. Availability and current pricing are confirmed at quote time — submit an RFQ for a firm price and lead time.
What is XT4NU3040FFJ000XXX's listed description?
The listed description is XT4N 250 EKIP LSI IN=40A 3P F F UL/CSA, indicating a 250 A frame, 40 A rating, 3-pole, with F F terminals, and UL/CSA certification.
MPN
XT4NU3040FFJ000XXX