United Electric Controls · Electronic Components
J21K9545-50PSI
Switch, Pressure
Part NumberJ21K9545-50PSI
ManufacturerUnited Electric Controls
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-236-2220 (NSN)
Federal Item NameSWITCH,PRESSURE
Federal Supply Class5930 — Switches
Overall Length7.624 INCHES NOMINAL
Contact Voltage Rating In Volts125.0 AC AT SEA LEVEL SECOND VOLTAGE
Nonpile Up Contact Arrangement1 POLE, DOUBLE THROW, BOTH POSITIONS MAINTAINED
Mounting MethodBRACKET(S)
Mounting Facility PatternTWO POSITION DIAGONAL
Contact AdjustabilityDEACTUATION POINT NOT ADJUSTABLE AND ACTUATION POINT ADJUSTABLE
Pressure Switch TypeDIFFERENTIAL
Thread Class2B ALL PRESSURE CONNECTION
Contact Action StimulusINCREASE
Terminal TypeCONNECTOR, PLUG
Nominal Thread Size0.250 INCHES SINGLE PRESSURE CONNECTION
Vendor Part Numbers68A4D203-1
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 J21K9545-50PSI available?
We can source J21K9545-50PSI 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 J21K9545-50PSI by United Electric Controls obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If J21K9545-50PSI 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 J21K9545-50PSI?
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 J21K9545-50PSI?
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.