Sensata Technologies Maryland · Electronic Components
APGN-666-1-42-303
Circuit Breaker
Part NumberAPGN-666-1-42-303
ManufacturerSensata Technologies Maryland
AvailabilityAvailable to order — request a quote
Specifications
NSN5925-01-496-7491 (NSN)
Federal Item NameCIRCUIT BREAKER
Federal Supply Class5925 — Circuit Breakers
MaterialPLASTIC CASE
Ultimate Trip Rating Of Continuous115.0 ALL LOCATIONS
Reset MethodMANUAL
Bushing Length0.130 INCHES NOMINAL
Trip Release CharacteristicTIME DELAY ALL LOCATIONS
Trip Release MethodMAGNETIC-HYDRAULIC ALL LOCATIONS
Operating Voltage Type And Rating240.0 AC ALL LOCATIONS
Maximum Continuous Load Current Ra30.0 AMPERES AC ALL LOCATIONS
Center To Center Distance Between0.750 INCHES NOMINAL
Pole Quantity3
Mounting Surface To Terminal End D2.265 INCHES NOMINAL
Vendor Part Numbers321-7539657 REV A ITEM NO.4
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 APGN-666-1-42-303 available?
We can source APGN-666-1-42-303 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 APGN-666-1-42-303 by Sensata Technologies Maryland obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If APGN-666-1-42-303 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 APGN-666-1-42-303?
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 APGN-666-1-42-303?
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.