L3Harris Maritime Power & Energy Solutions · Electronic Components
ET88037ET88038
Circuit Breaker
Part NumberET88037ET88038
ManufacturerL3Harris Maritime Power & Energy Solutions
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-00-439-4025 (NSN)
Federal Item NameCIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Operating Voltage Type And Rating500.0 AC AND 250.0 DC ALL LOCATIONS
Circuit Protection TypeOVERCURRENT ALL LOCATIONS
Maximum Continuous Load Current Ra300.0 AMPERES AC AND 300.0 AMPERES DC ALL LOCATIONS
Main Contact Tripping Mechanism TyTRIP FREE
Ultimate Trip Rating Of Continuous135.0 ALL LOCATIONS
Trip Release CharacteristicINSTANTANEOUS ALL LOCATIONS
Body StyleMULTIPOLE-SINGLE ACTUATOR TYPE
Adjustable Trip Setting Current Ra+1880.0 TO 2280.0 AC AND +1880.0 TO 2280.0 DC ALL LOCATIONS
Mounting Facility Type And Quantit4 UNTHREADED HOLE(S)
Features ProvidedADJUSTABLE TRIP RELEASE
Distance Between Centerlines Of Mo3.000 INCHES NOMINAL
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 ET88037ET88038 available?
We can source ET88037ET88038 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 ET88037ET88038 by L3Harris Maritime Power & Energy Solutions obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If ET88037ET88038 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 ET88037ET88038?
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 ET88037ET88038?
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.