Thomas & Betts · Electronic Components
VG-4
GUARD FOR 200 WATT FIXTURES
Part NumberVG-4
ManufacturerThomas & Betts
AvailabilityAvailable to order — request a quote
Specifications
NSN5961-00-456-9039 (NSN)
Federal Item NameSEMICONDUCTOR DEVICE,DIODE
MaterialSILICON SEMICONDUCTOR; PLASTIC ENCLOSURE
Current Rating50.00 MILLIAMPERES MAXIMUM AVERAGE FORWARD CURRENT AVERAGED OVER A FULL 60-HZ CYCLE
Terminals2 UNINSULATED WIRE LEAD
Mounting MethodTERMINAL
Overall Length0.140 INCHES MINIMUM AND 0.165 INCHES MAXIMUM
Voltage Rating In Volts Per Charac4000.0 MAXIMUM REVERSE VOLTAGE, PEAK
Terminal Length0.750 INCHES MINIMUM
Maximum Operating Temp Per Measure150.0 CELSIUS AMBIENT AIR
Federal Supply Class5961 — Semiconductor Devices And Associated Hardware
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 VG-4 available?
We can source VG-4 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 VG-4 by Thomas & Betts obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If VG-4 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 VG-4?
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 VG-4?
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.