Emerson Electric Co Computer Power Div · Electronic Components
12-771000-47
Circuit Breaker
Part Number12-771000-47
ManufacturerEmerson Electric Co Computer Power Div
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-01-247-9386 (NSN)
Federal Item NameCIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Trip Release Ambient Temp Rating35.0 CELSIUS NOMINAL ALL LOCATIONS
Distance Between Centerlines Of Mo14.250 INCHES NOMINAL
Circuit Protection TypeUNDERVOLTAGE ALL LOCATIONS
Ultimate Trip Rating Of Continuous130.0 ALL LOCATIONS
Unthreaded Mounting Hole Diameter0.390 INCHES NOMINAL
Fragility FactorMODERATELY RUGGED
Maximum Interrupting Capacity Curr1200.0 AC ALL LOCATIONS
Boss Height0.610 INCHES NOMINAL
Trip Release MethodTHERMAL-MAGNETIC ALL LOCATIONS
Main Contact Tripping Mechanism TyTRIP FREE
Arc Quenching MethodAIR
Vendor Part NumbersTKMA31200WL
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 12-771000-47 available?
We can source 12-771000-47 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 12-771000-47 by Emerson Electric Co Computer Power Div obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 12-771000-47 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 12-771000-47?
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 12-771000-47?
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.