Howell Instruments, Inc. · Electronic Components
BH4550
TRANSISTOR — NSN 5961-00-882-4637
Part NumberBH4550
ManufacturerHowell Instruments, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5961-00-882-4637 (NSN)
Federal Item NameTRANSISTOR
Federal Supply Class5961 — Semiconductor Devices And Associated Hardware
Current Rating25.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, DC
Terminals3 UNINSULATED WIRE LEAD
Mounting MethodTERMINAL
Features ProvidedHERMETICALLY SEALED CASE
Special FeaturesJUNCTION PATTERN ARRANGEMENT: PNPN
Voltage Rating In Volts Per Charac0.01 MAXIMUM REVERSE VOLTAGE, TOTAL RMS
Semiconductor MaterialGERMANIUM
Internal ConfigurationPOINT 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 BH4550 available?
We can source BH4550 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 BH4550 by Howell Instruments, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If BH4550 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 BH4550?
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 BH4550?
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.