TE Connectivity · Electronic Components
5509-2
Relay, Electromagnetic
Part Number5509-2
ManufacturerTE Connectivity
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-257-9128 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Mounting Facility PatternRECTANGULAR SINGLE MOUNTING FACILITY
Main Contact Load Current Rating A3.0 AMPERES DC RESISTIVE LOAD
Unthreaded Mounting Hole Diameter0.136 INCHES NOMINAL SINGLE MOUNTING FACILITY
Mounting Facility Type And Quantit4 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Pile Up Main Contact Form Arrangem2C
Overall Height1.110 INCHES MAXIMUM
Winding Dc Resistance Rating300.0 OHMS NOMINAL SINGLE WINDING
Main Contact Maximum Voltage Ratin30.0 DC
Overall Width0.680 INCHES NOMINAL
Operating Voltage Rating And Type27.5 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
Duty TypeCONTINUOUS
Cancelled NSN5945-00-833-3275 (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 5509-2 available?
We can source 5509-2 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 5509-2 by TE Connectivity obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 5509-2 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 5509-2?
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 5509-2?
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.