L3Harris Maritime Power & Energy Solutions, Inc. · Electronic Components
ETN1042
Circuit Breaker
Part NumberETN1042
ManufacturerL3Harris Maritime Power & Energy Solutions, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-00-799-8871 (NSN)
Federal Item NameCIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Body Length4.125 INCHES NOMINAL
MaterialPLASTIC CASE
Trip Release CharacteristicINSTANTANEOUS AND TIME DELAY ALL LOCATIONS
Maximum Interrupting Capacity Curr5000.0 AC ALL LOCATIONS
Operating Voltage Type And Rating500.0 AC ALL LOCATIONS
Body Width3.344 INCHES NOMINAL
Body Height3.375 INCHES NOMINAL
Maximum Continuous Load Current Ra15.0 AMPERES AC ALL LOCATIONS
Manual Actuator Type And Quantity1 TOGGLE
Nominal Thread Size0.216 INCHES
Thread Quantity Per Inch24
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 ETN1042 available?
We can source ETN1042 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 ETN1042 by L3Harris Maritime Power & Energy Solutions, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If ETN1042 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 ETN1042?
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 ETN1042?
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.