Striegel Supply · Electronic Components
1SB1009
Circuit Breaker
Part Number1SB1009
ManufacturerStriegel Supply
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-00-830-4828 (NSN)
Federal Item NameCIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Trip Release CharacteristicINSTANTANEOUS AND TIME DELAY ALL LOCATIONS
Reset MethodMANUAL
Maximum Continuous Load Current Ra175.0 AMPERES AC ALL LOCATIONS
Maximum Interrupting Capacity Curr10000.0 AC ALL LOCATIONS
Circuit Protection TypeOVERCURRENT ALL LOCATIONS
Operating Voltage Type And Rating240.0 AC ALL LOCATIONS
Ultimate Trip Rating Of Continuous125.0 ALL LOCATIONS
Trip Release MethodTHERMAL-MAGNETIC ALL LOCATIONS
Main Contact Tripping Mechanism TyTRIP FREE
Actuator Position DesignationAT POLE TWO
Distance Between Centerlines Of Mo4.880 INCHES NOMINAL
Vendor Part Numbers4-709-8
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 1SB1009 available?
We can source 1SB1009 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 1SB1009 by Striegel Supply obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 1SB1009 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 1SB1009?
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 1SB1009?
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.