Square D · Electronic Components
HJA36125
MOLDED CASE CIRCUIT BREAKER 600V 125A
Part NumberHJA36125
ManufacturerSquare D
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-00-418-3809 (NSN)
Federal Item NameCIRCUIT BREAKER
MaterialPLASTIC CASE
Terminals6 COMPRESSION
Body StyleMULTIPOLE-SINGLE ACTUATOR TYPE
Trip Release MethodTHERMAL-MAGNETIC ALL LOCATIONS
Reset MethodMANUAL
Operating Voltage Type And Rating600.0 AC AND 250.0 DC ALL LOCATIONS
Maximum Interrupting Capacity Curr25000.0 AC AND 10000.0 DC ALL LOCATIONS
Ultimate Trip Rating Of Continuous138.0 ALL LOCATIONS
Maximum Continuous Load Current Ra125.0 AMPERES AC AND 125.0 AMPERES DC ALL LOCATIONS
Actuator FunctionTRIP-RESET
Federal Supply Class5925 — Circuit Breakers
Body Height3.500 INCHES NOMINAL
Storage TypeGENERAL PURPOSE WAREHOUSE
Distance Between Centerlines Of Mo1.500 INCHES NOMINAL
Pole Quantity3
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 HJA36125 available?
We can source HJA36125 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 HJA36125 by Square D obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If HJA36125 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 HJA36125?
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 HJA36125?
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.