Siemens Industry Inc. · Electronic Components
Q220
Circuit Breaker
Part NumberQ220
ManufacturerSiemens Industry Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-01-237-8110 (NSN)
Federal Item NameCIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Trip Release CharacteristicINSTANTANEOUS ALL LOCATIONS
Operating Voltage Type And Rating240.0 AC ALL LOCATIONS
Maximum Interrupting Capacity Curr10000.0 AC ALL LOCATIONS
Circuit Protection TypeOVERCURRENT ALL LOCATIONS
Ultimate Trip Rating Of Continuous125.0 ALL LOCATIONS
Trip Release MethodTHERMAL ALL LOCATIONS
Maximum Continuous Load Current Ra20.0 AMPERES AC ALL LOCATIONS
Actuator Position DesignationAT EACH POLE
Actuator FunctionTRIP-RESET
Frequency In Hertz60.0 ALL LOCATIONS
Pole Quantity2
Cancelled NSN5925-01-271-0691 (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 Q220 available?
We can source Q220 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 Q220 by Siemens Industry Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If Q220 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 Q220?
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 Q220?
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.