Meggitt (New Hampshire), Inc. · Electronic Components
B2500
Relay, Thermal
Part NumberB2500
ManufacturerMeggitt (New Hampshire), Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-259-4530 (NSN)
Federal Item NameRELAY,THERMAL
Federal Supply Class5945 — Relays and Solenoids
Heater Power Rating In Watts4.0
Overall Diameter1.250 INCHES NOMINAL
Terminal Type And Quantity8 PIN
Delay Time In Seconds5.0 ADJUSTABLE OPERATE MINIMUM AND 30.0 ADJUSTABLE OPERATE MAXIMUM
Contact Maximum Voltage Rating In115.0 AC
Environmental ProtectionHERMETIC
Contact ArrangementSINGLE POLE, SINGLE THROW, NORMALLY OPEN
Contact Maximum Current Rating In6.0 AC
Overall Length2.500 INCHES NOMINAL
Heater Voltage Rating In Volts117.0
Mounting Facility Type And Quantit1 OCTAL BASE PLUG-IN
Cancelled NSN5945-00-683-0065 (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 B2500 available?
We can source B2500 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 B2500 by Meggitt (New Hampshire), Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If B2500 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 B2500?
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 B2500?
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.