Howell Laboratories Inc. · Electronic Components
4812-G501
Switch, Pressure
Part Number4812-G501
ManufacturerHowell Laboratories Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-358-2468 (NSN)
Federal Item NameSWITCH,PRESSURE
Federal Supply Class5930 — Switches
Mounting MethodTHREADED BUSHING
Hazardous Locations EnvironmentalDUSTPROOF
Contact Action StimulusINCREASE
Contact AdjustabilityACTUATION POINT NOT ADJUSTABLE
Pressure Switch TypeABSOLUTE
Nonpile Up Contact Arrangement1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION
Terminal TypeSCREW
Media For Which DesignedGAS
Features ProvidedAUTOMATIC RESET
Style DesignatorRECTANGULAR
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 4812-G501 available?
We can source 4812-G501 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 4812-G501 by Howell Laboratories Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 4812-G501 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 4812-G501?
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 4812-G501?
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.