Semikron Intl · Electronic Components
SKKT42/12E
SEMICONDUCTOR DEVICES,UNITIZED — NSN 5961-01-107-9021
Part NumberSKKT42/12E
ManufacturerSemikron Intl
AvailabilityAvailable to order — request a quote
Specifications
NSN5961-01-107-9021 (NSN)
Federal Item NameSEMICONDUCTOR DEVICES,UNITIZED
Federal Supply Class5961 — Semiconductor Devices And Associated Hardware
MaterialPLASTIC ENCLOSURE
Current Rating40.00 AMPERES MAXIMUM ON-STATE CURRENT, AVERAGE AND 40.00 AMPERES MAXIMUM ON-STATE CURRENT, AVERAGE AND 70.00 AMPERES
Terminals3 SCREW AND 3 SCREW AND 2 PIN2 PIN
Mounting MethodUNTHREADED HOLE(S)UNTHREADED HOLE(S)
Overall Length3.620 INCHES NOMINAL3.620 INCHES NOMINAL
Overall Width0.787 INCHES NOMINAL0.787 INCHES NOMINAL
Overall Height1.417 INCHES NOMINAL1.417 INCHES NOMINAL
Mounting Facility Quantity22
Component Name And Quantity2 SEMICONDUCTOR DEVICE THYRISTOR2 SEMICONDUCTOR DEVICE THYRISTOR
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 SKKT42/12E available?
We can source SKKT42/12E 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 SKKT42/12E by Semikron Intl obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If SKKT42/12E 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 SKKT42/12E?
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 SKKT42/12E?
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.