Square D · Electronic Components
XB4BD21
SELECTOR SWITCH 600VAC 1.2A XB4
Part NumberXB4BD21
ManufacturerSquare D
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-561-6635 (NSN)
Federal Item NameSWITCH,ROTARY
Mounting MethodBASE SINGLE MOUNTING FACILITY
Special Features22MM SELECTOR SWITCH;600VAC;1.2A;USED ON LOCAL OPERATING PANEL 1Q 349064
Contact Voltage Rating In Volts600.0 AC AT SEA LEVEL
Federal Supply Class5930 — Switches
Vendor Part Numbers70029599, DR05IFM005001 ITEM 27SB3
Cancelled NSN5930-01-435-5352 (cancelled)
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 XB4BD21 available?
We can source XB4BD21 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 XB4BD21 by Square D obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If XB4BD21 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 XB4BD21?
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 XB4BD21?
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.