Square D · Electronic Components
60305
MINIATURE CIRCUIT BREAKER 120V 4A
Part Number60305
ManufacturerSquare D
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-00-058-0743 (NSN)
Federal Item NameTRANSFORMER,POWER
Federal Supply Class5950 — Coils and Transformers
Winding Operating Current600.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SECOND SECONDARY
Input Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Body Height5.250 INCHES NOMINAL
Reliability IndicatorNOT ESTABLISHED
Mounting Facility Quantity4 SINGLE GROUP
Frequency Rating60.0 HERTZ NOMINAL SINGLE COMPONENT
Thread Quantity Per Inch20 SINGLE GROUP
Winding Shielding MethodINTERNAL SHIELD GROUNDED TO INCLOSURE SINGLE COMPONENT
Terminal Type And Quantity9 STANDOFF, SOLDER LUG
Inclosure TypeHERMETICALLY SEALED
Winding Operating Voltage6.30 AC VOLTS NOMINAL SINGLE COMPONENT ALL SECONDARY
Vendor Part Numbers3141A1
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 60305 available?
We can source 60305 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 60305 by Square D obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 60305 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 60305?
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 60305?
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.