Schneider Electric Usa, Inc. · Electronic Components
M9F43220
Circuit Breaker
Part NumberM9F43220
ManufacturerSchneider Electric Usa, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-01-707-1948 (NSN)
Federal Item NameCIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
Overall Length72.0 MILLIMETERS NOMINAL
Pole Quantity2
Features ProvidedROHS DIRECTIVE COMPLIANCE AND TRIP INDICATOR
Circuit Protection TypeOVERCURRENT ALL LOCATIONS
Trip Release MethodTHERMAL-MAGNETIC ALL LOCATIONS
Body StyleMULTIPOLE-SINGLE ACTUATOR TYPE
Overall Width36.0 MILLIMETERS NOMINAL
Operating Voltage Type And Rating240.0 AC AND 440.0 AC ALL LOCATIONS
Trip Release CharacteristicINSTANTANEOUS ALL LOCATIONS
Overall Height103.0 MILLIMETERS NOMINAL
Mounting Facility Type And Quantit1 DIN RAIL
ESD/EMICode A — ESD/EMI sensitive item
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 M9F43220 available?
We can source M9F43220 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 M9F43220 by Schneider Electric Usa, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If M9F43220 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 M9F43220?
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 M9F43220?
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.