Hamlin Inc. · Electronic Components
MDSR4
Switch, Reed
Part NumberMDSR4
ManufacturerHamlin Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-115-2007 (NSN)
Federal Item NameSWITCH,REED
Federal Supply Class5930 — Switches
Body Diameter0.090 INCHES MAXIMUM
Terminal Type And Quantity2 WIRE LEAD
Switch Actuating Force52.5 AMPERE-TURNS MAXIMUM
Pile Up Contact Form Arrangement1A SINGLE POSITION
Maximum Voltage Rating In Volts100.0 DC
Switch Release Force12.5 AMPERE-TURNS MINIMUM
Contact Load Current Rating At Max0.500 AMPERES RESISTIVE DC
Body StyleUNCASED
Body Length0.600 INCHES MAXIMUM
Vendor Part Numbers2653731540
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 MDSR4 available?
We can source MDSR4 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 MDSR4 by Hamlin Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If MDSR4 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 MDSR4?
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 MDSR4?
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.