Teccor Electronics Inc. Semiconductor · Electronic Components
L4003M7
SEMICONDUCTOR DEVICE,THYRISTOR — NSN 5961-00-099-9860
Part NumberL4003M7
ManufacturerTeccor Electronics Inc. Semiconductor
AvailabilityAvailable to order — request a quote
Specifications
NSN5961-00-099-9860 (NSN)
Federal Item NameSEMICONDUCTOR DEVICE,THYRISTOR
Federal Supply Class5961 — Semiconductor Devices And Associated Hardware
Current Rating500.00 MILLIAMPERES MAXIMUM FORWARD CURRENT, DC500.00 MILLIAMPERES MAXIMUM FORWARD CURRENT, DC
Terminals3 UNINSULATED WIRE LEAD3 UNINSULATED WIRE LEAD
Mounting MethodTERMINALTERMINAL
Overall Length0.240 INCHES MINIMUM AND 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM0.260 INCHES MAXIMUM
Overall Diameter0.335 INCHES MINIMUM AND 0.335 INCHES MINIMUM AND 0.366 INCHES MAXIMUM0.366 INCHES MAXIMUM
Terminal Circle Diameter0.190 INCHES MINIMUM AND 0.190 INCHES MINIMUM AND 0.210 INCHES MAXIMUM0.210 INCHES MAXIMUM
Voltage Rating In Volts Per Charac400.0 MAXIMUM BREAKOVER VOLTAGE, DC400.0 MAXIMUM BREAKOVER VOLTAGE, DC
Semiconductor MaterialSILICONSILICON
Internal ConfigurationJUNCTION CONTACTJUNCTION CONTACT
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 L4003M7 available?
We can source L4003M7 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 L4003M7 by Teccor Electronics Inc. Semiconductor obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If L4003M7 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 L4003M7?
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 L4003M7?
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.