Fluke Corp. · Electronic Components
BT521
Analyzer-Charger, Battery
Part NumberBT521
ManufacturerFluke Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN6130-01-662-7665 (NSN)
Federal Item NameANALYZER-CHARGER,BATTERY
Federal Supply Class6130 — Power Supplies and Converters (Nonrotating)
Regulation TypeMULTIPLE STAGES
Battery Type For Which DesignedLITHIUM-ION
Charging Regulation MethodMAXIMUM TAPER
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 BT521 available?
We can source BT521 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 BT521 by Fluke Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If BT521 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 BT521?
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 BT521?
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.