Sensata Technologies, Inc. · Electronic Components
CDM-20
Circuit Breaker
Part NumberCDM-20
ManufacturerSensata Technologies, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-01-111-4509 (NSN)
Federal Item NameCIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Actuator Position DesignationAT POLE ONE
Manual Actuator Type And Quantity1 PUSH BUTTON
Main Contact Tripping Mechanism TyTRIP FREE
Ultimate Trip Rating Of Continuous138.0 SINGLE LOCATION
Operating Voltage Type And Rating110.0 AC AND 30.0 DC SINGLE LOCATION
Storage TypeGENERAL PURPOSE WAREHOUSE
Unthreaded Mounting Hole Diameter0.250 INCHES NOMINAL
Pole Quantity1
Fragility FactorMODERATELY RUGGED
Mounting Facility Type And Quantit2 UNTHREADED HOLE(S)
Mounting Surface To Terminal End D1.266 INCHES NOMINAL
Vendor Part Numbers3357484
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 CDM-20 available?
We can source CDM-20 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 CDM-20 by Sensata Technologies, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If CDM-20 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 CDM-20?
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 CDM-20?
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.