Siemens Energy And Automation Inc. Ite Circuit Protection Div · Electronic Components
EH3-B040
Circuit Breaker
Part NumberEH3-B040
ManufacturerSiemens Energy And Automation Inc. Ite Circuit Protection Div
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-00-459-0827 (NSN)
Federal Item NameCIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Maximum Interrupting Capacity Curr14000.0 AC ALL LOCATIONS
Reset MethodMANUAL
Trip Release CharacteristicINSTANTANEOUS ALL LOCATIONS
Ultimate Trip Rating Of Continuous125.0 ALL LOCATIONS
Body Height3.594 INCHES NOMINAL
Operating Voltage Type And Rating480.0 AC ALL LOCATIONS
Trip Release Ambient Temp Rating40.0 CELSIUS NOMINAL ALL LOCATIONS
Actuator Position DesignationAT POLE TWO
Fragility FactorMODERATELY RUGGED
Manual Actuator Type And Quantity1 TOGGLE
MaterialPLASTIC CASE
Vendor Part Numbers499-041-098
Cancelled NSN5925-00-480-4193 (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 EH3-B040 available?
We can source EH3-B040 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 EH3-B040 by Siemens Energy And Automation Inc. Ite Circuit Protection Div obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If EH3-B040 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 EH3-B040?
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 EH3-B040?
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.