● ISO 9001:2015 · ANSI/ESD S20.20-2021 · ERAI Member · GIDEP · Woman-Owned Small Business 760.724.2800 · 855.RH.HAS.IT · info@rhelectronics.com
Marine Electric Systems Inc.  · Electronic Components

PM-SPB4

Switch, Push

Part NumberPM-SPB4
ManufacturerMarine Electric Systems Inc.
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameSWITCH,PUSH
Federal Supply Class5930 — Switches
Contact Load Current Rating At Max3.000 AMPERES RESISTIVE DC AND 3.000 AMPERES RESISTIVE AC
Nominal Thread Size0.469 INCHES
Maximum Voltage Rating In Volts250.0 AC AND 250.0 DC
Thread Quantity Per Inch32
Nonpile Up Contact Arrangement2 POLE, DOUBLE THROW, BOTH POSITIONS MAINTAINED SINGLE SWITCH UNIT
Thread Series DesignatorUNS
Terminal Type And Quantity6 TAB, SOLDER LUG
ColorBLACK SINGLE ACTUATOR
Vendor Part NumbersSMB394408, SPB-4
Cancelled NSN5930-00-937-5400 (cancelled)
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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

Frequently asked

Is PM-SPB4 available?
We can source PM-SPB4 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 PM-SPB4 by Marine Electric Systems Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If PM-SPB4 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 PM-SPB4?
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 PM-SPB4?
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.