Eaton · Electronic Components
AM4R-Y57-1
Circuit Breaker
Part NumberAM4R-Y57-1
ManufacturerEaton
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-01-698-6777 (NSN)
Federal Item NameCIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Frequency In Hertz60.0 ALL LOCATIONS
Internal Trip Release ConfiguratioSERIES TRIP ALL LOCATIONS
Reference Number Differentiating CSUGGESTED SOURCE OF SUPPLY
Unpackaged Unit Weight0.88 POUNDS NOMINAL
Terminal Type And Quantity8 THREADED STUD
Manual Actuator Type And Quantity4 TOGGLE
Inclosure Protection Type For WhicHUMIDITY RESISTANT AND SHOCK RESISTANT AND VIBRATION RESISTANT
Trip Release Ambient Temp Rating40.0 CELSIUS MINIMUM AND 85.0 CELSIUS MAXIMUM ALL LOCATIONS
Operating Voltage Type And Rating120.0 AC ALL LOCATIONS
Overall Height63.5 MILLIMETERS NOMINAL
Center To Center Distance Between19.05 MILLIMETERS NOMINAL
ESD/EMICode A — ESD/EMI sensitive item
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 AM4R-Y57-1 available?
We can source AM4R-Y57-1 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 AM4R-Y57-1 by Eaton obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If AM4R-Y57-1 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 AM4R-Y57-1?
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 AM4R-Y57-1?
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.