Leach International · Electronic Components
YL-D4A-003
Relay
Part NumberYL-D4A-003
ManufacturerLeach International
AvailabilityAvailable to order — request a quote
Specifications
NSN5999-01-390-7724 (NSN)
Federal Item NameRELAY-SWITCH
Federal Supply Class5999 — Miscellaneous Electrical Components
Switch TypeMAGNETIC
Mounting ConfigurationONE UNTHREADED NO. 6-32 HOLE ON ONE SIDE AA0.385 EDGE TO CENTER ND ON THE OTHER SIDE TWO UNTHREADED
Panel MaterialSTEEL PANEL
Maximum Voltage Rating In Volts28.0
Coil Current TypeDC
Contact Current TypeAC OR DC
Current Rating At Maximum Rated Vo5.0 AMPERES NOMINAL
Contact Maximum Voltage Rating In28.0
Operating Voltage In Volts28.0 NOMINAL
Voltage Rating At Maximum Rated Cu200.0 VOLTS
Relay TypeCONTACTOR
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 YL-D4A-003 available?
We can source YL-D4A-003 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 YL-D4A-003 by Leach International obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If YL-D4A-003 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 YL-D4A-003?
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 YL-D4A-003?
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.