Eaton · Electronic Components
CH120HM
Type CH Breaker 20A/1 Pole 120/240V 10K Hi-Mag
Part NumberCH120HM
ManufacturerEaton
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-01-237-3884 (NSN)
Federal Item NameCIRCUIT BREAKER
MaterialPLASTIC CASE
Terminals2 COMPRESSION
Body StyleSINGLE POLE TYPE
Features ProvidedHIGH INRUSH PROTECTION
Nominal Thread Size0.138 INCHES
Circuit Protection TypeOVERCURRENT SINGLE LOCATION
Body Length5.437 INCHES NOMINAL
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Pole Quantity1
Thread Quantity Per Inch32
Federal Supply Class5925 — Circuit Breakers
Terminal Type And Quantity2 COMPRESSION
Storage TypeGENERAL PURPOSE WAREHOUSE
Center To Center Distance Between4.750 INCHES NOMINAL
Distance Between Centerlines Of Mo2.750 INCHES NOMINAL
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 CH120HM available?
We can source CH120HM 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 CH120HM by Eaton obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If CH120HM 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 CH120HM?
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 CH120HM?
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.