L3Harris Maritime Power & Energy Solutions, Inc. · Electronic Components
ETN7729
Tripper, Circuit Breaker
Part NumberETN7729
ManufacturerL3Harris Maritime Power & Energy Solutions, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-00-628-7783 (NSN)
Federal Item NameTRIPPER,CIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Ultimate Trip Rating Of Continuous105.0 ALL LOCATIONS
Overall Length8.438 INCHES NOMINAL8.438 INCHES NOMINAL
Overall Width4.750 INCHES NOMINAL4.750 INCHES NOMINAL
Overall Height4.125 INCHES NOMINAL4.125 INCHES NOMINAL
Trip Release Ambient Temp Rating50.0 CELSIUS NOMINAL ALL LOCATIONS
Trip Release MethodTHERMAL-MAGNETIC ALL LOCATIONS
Trip Delay Time In Seconds Per Rat25.000 NOMINAL AT 600 PCT ALL LOCATIONS
Terminal Type And Quantity6 SCREW
Mounting Facility Type And Quantit5 UNTHREADED HOLE(S)5 UNTHREADED HOLE(S)
Pole Quantity33
Adjustable Trip Setting Current Ra+1500.0 TO 1750.0 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 ETN7729 available?
We can source ETN7729 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 ETN7729 by L3Harris Maritime Power & Energy Solutions, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If ETN7729 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 ETN7729?
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 ETN7729?
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.