Solitron Devices · Electronic Components
271SEA4903
TRANSISTOR — NSN 5961-00-408-0519
Part Number271SEA4903
ManufacturerSolitron Devices
AvailabilityAvailable to order — request a quote
Specifications
NSN5961-00-408-0519 (NSN)
Federal Item NameTRANSISTOR
Federal Supply Class5961 — Semiconductor Devices And Associated Hardware
Current Rating1.00 AMPERES MAXIMUM BASE CURRENT, DC AND 5.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC
Terminals2 UNINSULATED WIRE LEAD AND 1 CASE
Mounting MethodUNTHREADED HOLE(S)
Overall Length1.573 INCHES MAXIMUM
Overall Width1.050 INCHES MAXIMUM
Overall Height0.450 INCHES MAXIMUM
Voltage Rating In Volts Per Charac80.0 MAXIMUM COLLECTOR TO BASE VOLTAGE/STATIC/EMITTER OPEN AND 80.0 MAXIMUM COLLECTOR TO EMITTER VOLTAGE/STATIC/BASE OPE
Maximum Operating Temp Per Measure200.0 CELSIUS JUNCTION
Mounting Facility Quantity2
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 271SEA4903 available?
We can source 271SEA4903 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 271SEA4903 by Solitron Devices obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 271SEA4903 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 271SEA4903?
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 271SEA4903?
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.