Transistor Devices Inc. · Electronic Components
SPS391
Power Supply
Part NumberSPS391
ManufacturerTransistor Devices Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN6130-00-936-9041 (NSN)
Federal Item NamePOWER SUPPLY
Federal Supply Class6130 — Power Supplies and Converters (Nonrotating)
Overall Height5.200 INCHES NOMINAL
Output Voltage Rating10.0 DC VOLTS NOMINAL FIRST POWER OUTPUT
Input Voltage Rating115.0 AC VOLTS NOMINAL SINGLE OPERATING POWER RQMT
Output Current Rating3.0 DC AMPERES NOMINAL THIRD POWER OUTPUT
Overall Width6.200 INCHES NOMINAL
Overall Length15.870 INCHES NOMINAL
Electrical Power Source RelationshALTERNATE OPERATING
Vendor Part Numbers2557902-1
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 SPS391 available?
We can source SPS391 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 SPS391 by Transistor Devices Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If SPS391 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 SPS391?
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 SPS391?
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.