Cooper Wiring Devices Inc. · Electronic Components
TR274B
Connector
Part NumberTR274B
ManufacturerCooper Wiring Devices Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5999-00-402-1725 (NSN)
Federal Item NameCONNECTOR-SWITCH
Federal Supply Class5999 — Miscellaneous Electrical Components
General Characteristics Item Descr1.000 IN. H; 1.250 IN. W; FIFTEEN AMPERES,ONE HUNDRED AND TWENTY VOLTS AC; TWO POLE SWITCH,THREE WIRE GROUNDING RECEPTAC
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 TR274B available?
We can source TR274B 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 TR274B by Cooper Wiring Devices Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If TR274B 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 TR274B?
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 TR274B?
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.