Undersea Sensor Systems · Electronic Components
9999-7212
SEMICONDUCTOR DEVICE,THYRISTOR — NSN 5961-01-224-3670
Part Number9999-7212
ManufacturerUndersea Sensor Systems
AvailabilityAvailable to order — request a quote
Specifications
NSN5961-01-224-3670 (NSN)
Federal Item NameSEMICONDUCTOR DEVICE,THYRISTOR
Federal Supply Class5961 — Semiconductor Devices And Associated Hardware
Current Rating125.00 AMPERES MAXIMUM FORWARD CURRENT, MAXIMUM PEAK TOTAL VALUE AND 16.00 AMPERES MAXIMUM FORWARD CURRENT, DC
Terminals2 TAB, SOLDER LUG AND 1 THREADED STUD
Mounting MethodTHREADED STUD(S)
Overall Length1.646 INCHES MAXIMUM
Features ProvidedHERMETICALLY SEALED CASE
Maximum Operating Temp Per Measure125.0 CELSIUS JUNCTION
Voltage Rating In Volts Per Charac150.0 MAXIMUM NONREPETITIVE PEAK REVERSE VOLTAGE, MAXIMUM PEAK TOTAL VALUE, GATE TERMINAL OPEN-CIRCUITED AND 100.0 MAXIM
Mounting Facility Quantity1
Power Rating Per Characteristic50.0 WATTS MAXIMUM FORWARD POWER DISSIPATION, MAXIMUM PEAK, TOTAL VALUE
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 9999-7212 available?
We can source 9999-7212 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 9999-7212 by Undersea Sensor Systems obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 9999-7212 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 9999-7212?
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 9999-7212?
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.