Eaton Corporation · Electronic Components
LB3400SN
Circuit Breaker
Part NumberLB3400SN
ManufacturerEaton Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-01-448-7822 (NSN)
Federal Item NameCIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Operating Voltage Type And Rating600.0 AC ALL LOCATIONS
Pole Quantity3
Maximum Continuous Load Current Ra40.0 AMPERES DC ALL LOCATIONS
Packaged Unit Weight15.000 POUNDS
ESD/EMICode A — ESD/EMI sensitive item
RH Electronics, Inc. — independent stocking distributor since 1982.
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Frequently asked
Is LB3400SN available?
We can source LB3400SN even if it isn't in our active stock list. As an independent distributor we reach inventory outside the franchise channel — including hard-to-find and obsolete parts. Send us a quote request.
Is LB3400SN by Eaton Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If LB3400SN has been discontinued, we can often source remaining stock or qualified alternates. Contact us with your quantity and target date.
How does RH Electronics verify parts like LB3400SN?
Every incoming shipment is inspected under our ISO 9001:2015 quality system — documentation, markings, and construction checked against known-good references. For deeper analysis, we direct work through accredited independent labs. We've been an ERAI member since 1998 and a GIDEP participant.
Can you find a cross-reference or alternate for LB3400SN?
Yes. Our team reads part numbers the way they were designed — decoding family, speed, temperature grade, package, and reliability level — to identify acceptable alternates when the exact part isn't available. Submit a quote request and we'll advise.