Signal Transformers · Electronic Components
SU-10
XFRMR ISO PWR 10KVA 20.5/41A
Part NumberSU-10
ManufacturerSignal Transformers
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-581-6188 (NSN)
Federal Item NameSWITCH,THERMOSTATIC
Terminal TypeTAB, SOLDER LUG
Mounting MethodCLAMP
Overall Height1.312 INCHES NOMINAL
Overall Diameter1.250 INCHES NOMINAL
Media For Which DesignedGAS OR LIQUID
Style DesignatorDISC
Contact Voltage Rating In Volts277.0 AC AT SEA LEVEL FIRST VOLTAGE; 115.0 AC AT SEA LEVEL SECOND VOLTAGE
Frequency In Hertz60.0 AND 400.0 SECOND VOLTAGE
Contact Load Current Rating25.0 AMPERES RESISTIVE LOAD SECOND VOLTAGE; 22.0 AMPERES RESISTIVE LOAD FIRST VOLTAGE
Contact AdjustabilityDEACTUATION POINT NOT ADJUSTABLE AND ACTUATION POINT NOT ADJUSTABLE
Federal Supply Class5930 — Switches
Nonpile Up Contact Arrangement1 POLE, SINGLE THROW, NORMALLY CLOSED, MOMENTARY ACTION
Contact Action StimulusINCREASE
Cancelled NSN6620-01-210-8907 (cancelled)
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 SU-10 available?
We can source SU-10 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 SU-10 by Signal Transformers obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If SU-10 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 SU-10?
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 SU-10?
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.