L3Harris Maritime Power & Energy Solutions, Inc. · Electronic Components
ETN4370
Tripper, Circuit Breaker
Part NumberETN4370
ManufacturerL3Harris Maritime Power & Energy Solutions, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-00-248-1447 (NSN)
Federal Item NameTRIPPER,CIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Overall Length4.594 INCHES NOMINAL
Terminal Type And Quantity6 SCREW
Overall Height3.531 INCHES NOMINAL
Overall Width3.844 INCHES NOMINAL
Trip Delay Time In Seconds Per Rat420.000 MINIMUM AT 200 PCT AND 1500.000 MAXIMUM AT 200 PCT ALL LOCATIONS
Features ProvidedADJUSTABLE TRIP RELEASE
Trip Release CharacteristicINSTANTANEOUS AND TIME DELAY ALL LOCATIONS
Ultimate Trip Rating Of Continuous175.0 ALL LOCATIONS
Trip Release Ambient Temp Rating50.0 CELSIUS NOMINAL ALL LOCATIONS
Pole Quantity3
Adjustable Trip Setting Current Ra+300.0 TO 350.0 AC ALL LOCATIONS
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 ETN4370 available?
We can source ETN4370 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 ETN4370 by L3Harris Maritime Power & Energy Solutions, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If ETN4370 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 ETN4370?
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 ETN4370?
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.