Te Connectivity Corporation · Electronic Components
MDR-4145
Relay, Rotary
Part NumberMDR-4145
ManufacturerTe Connectivity Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-01-150-6301 (NSN)
Federal Item NameRELAY,ROTARY
Federal Supply Class5945 — Relays and Solenoids
Contact Current TypeAC AND DC
Overall Height3.530 INCHES MAXIMUM
Contact Terminal Quantity22
Overall Length2.625 INCHES NOMINAL
Structural DesignSECTIONAL
Coil Winding Quantity2
Winding CharacteristicSINGLE WOUND UNTAPPED
Section Quantity2
Pull In Current80.0 MILLIAMPERES NOMINAL
Coil Dc Resistance4.5 KILOHMS NOMINAL
Overall Width2.625 INCHES NOMINAL
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 MDR-4145 available?
We can source MDR-4145 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 MDR-4145 by Te Connectivity Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If MDR-4145 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 MDR-4145?
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 MDR-4145?
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.