L3Harris Maritime Power & Energy Solutions, Inc. · Electronic Components
ETN8258
Tripper, Circuit Breaker
Part NumberETN8258
ManufacturerL3Harris Maritime Power & Energy Solutions, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-00-906-7831 (NSN)
Federal Item NameTRIPPER,CIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Fragility FactorMODERATELY RUGGED
Trip Release MethodTHERMAL-MAGNETIC ALL LOCATIONS
Body StyleRECTANGULAR DIMENSIONAL ENVELOPE
Pole Quantity3
Operating Voltage Type And Rating500.0 AC AND 250.0 DC ALL LOCATIONS
Manual Actuator Type And Quantity1 TOGGLE
Actuator Position DesignationAT POLE TWO
Frequency In Hertz60.0 ALL LOCATIONS
Trip Release Ambient Temp Rating50.0 CELSIUS NOMINAL ALL LOCATIONS
Actuator FunctionTRIP-RESET
Terminal Type And Quantity6 COMPRESSION
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 ETN8258 available?
We can source ETN8258 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 ETN8258 by L3Harris Maritime Power & Energy Solutions, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If ETN8258 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 ETN8258?
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 ETN8258?
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.