Square D · Electronic Components
QO120GFI
CIRCUIT BREAKER, THERMAL MAG, 1P, 20A
Part NumberQO120GFI
ManufacturerSquare D
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-01-021-5222 (NSN)
Federal Item NameCIRCUIT BREAKER
MaterialPLASTIC CASE
Trip Release MethodMAGNETIC SINGLE LOCATION
Maximum Interrupting Capacity Curr10000.0 AC SINGLE LOCATION
Maximum Continuous Load Current Ra20.0 AMPERES AC SINGLE LOCATION
Operating Voltage Type And Rating120.0 AC SINGLE LOCATION
Manual Actuator Type And Quantity1 TOGGLE
Pole Quantity1
Actuator FunctionTRIP-RESET
Actuator Position DesignationAT POLE ONE
Federal Supply Class5925 — Circuit Breakers
Cancelled NSN5925-01-440-2267 (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 QO120GFI available?
We can source QO120GFI 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 QO120GFI by Square D obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If QO120GFI 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 QO120GFI?
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 QO120GFI?
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.