Eaton · Electronic Components
CHB340
CHB BOLT-IN SFTYBRKR AIC
Part NumberCHB340
ManufacturerEaton
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-00-166-8304 (NSN)
Federal Item NameCIRCUIT BREAKER
MaterialPLASTIC CASE
Terminals3 CLIP AND 3 COMPRESSION
Body StyleMULTIPOLE-MULTIPLE ACTUATOR TYPE
Maximum Continuous Load Current Ra40.0 AMPERES AC ALL LOCATIONS
Ultimate Trip Rating Of Continuous125.0 ALL LOCATIONS
Maximum Interrupting Capacity Curr10000.0 AC ALL LOCATIONS
Trip Release CharacteristicINSTANTANEOUS AND TIME DELAY ALL LOCATIONS
Main Contact Tripping Mechanism TyTRIP FREE
Operating Voltage Type And Rating240.0 AC ALL LOCATIONS
Reset MethodMANUAL
Federal Supply Class5925 — Circuit Breakers
Trip Release MethodTHERMAL-MAGNETIC ALL LOCATIONS
Trip Release Ambient Temp Rating40.0 CELSIUS NOMINAL ALL LOCATIONS
Mounting Facility Type And Quantit3 TERMINAL
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 CHB340 available?
We can source CHB340 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 CHB340 by Eaton obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If CHB340 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 CHB340?
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 CHB340?
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.