Hoyt · Electronic Components
6550-B
Relay, Electromagnetic
Part Number6550-B
ManufacturerHoyt
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-01-111-0420 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Overall Length5.875 INCHES NOMINAL
Main Contact Load Current Rating A20.0 AMPERES AC RESISTIVE LOAD
Overall Width3.312 INCHES NOMINAL
Operating Voltage Rating And Type240.0 VOLTS AC 25 DEG CELSIUS ALL WINDINGS
Terminal Type And Quantity12 TAB, SOLDER LUG CONTACTS
Overall Height2.875 INCHES NOMINAL
Mounting Facility Type And Quantit2 SLOTTED HOLE SINGLE MOUNTING FACILITY
Mounting Facility PatternIN-LINE SINGLE MOUNTING FACILITY
Duty TypeCONTINUOUS
Winding Quantity2
Main Contact Maximum Voltage Ratin600.0 AC
Vendor Part Numbers30R-00-300
Cancelled NSN5930-01-185-9707 (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 6550-B available?
We can source 6550-B 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 6550-B by Hoyt obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 6550-B 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 6550-B?
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 6550-B?
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.