Vishay Dale Electronics · Electronic Components
SPA100
Arrester, Electrical Surge
Part NumberSPA100
ManufacturerVishay Dale Electronics
AvailabilityAvailable to order — request a quote
Specifications
NSN5920-01-194-4499 (NSN)
Federal Item NameARRESTER,ELECTRICAL SURGE
Federal Supply Class5920 — Fuses and Lightning Arresters
Overall Width1.750 INCHES NOMINAL
Mounting ConfigurationONE L SHAPED BRACKET
Usage DesignINDOOR AND OUTDOOR
Terminal Quantity2
Line To Ground Voltage175.000 VOLTS NOMINAL
Breakdown Voltage1.800 KILOVOLTS MAXIMUM
Overall Height1.750 INCHES NOMINAL
Body MaterialSTEEL
Overall Diameter1.750 INCHES NOMINAL
Overall Length2.938 INCHES NOMINAL
Arrester TypeAIR GAP
Cancelled NSN5920-01-149-6868 (cancelled)
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 SPA100 available?
We can source SPA100 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 SPA100 by Vishay Dale Electronics obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If SPA100 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 SPA100?
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 SPA100?
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.