Schneider Electric Systems USA · Electronic Components
SL-522-A1-K2-D99-1
Switch, Liquid Level
Part NumberSL-522-A1-K2-D99-1
ManufacturerSchneider Electric Systems USA
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-01-180-3788 (NSN)
Federal Item NameSWITCH,LIQUID LEVEL
Federal Supply Class5930 — Switches
Overall Height12.938 INCHES NOMINAL
Overall Length2.500 INCHES MINIMUM AND 8.500 INCHES MAXIMUM
Actuation MethodBUOYANCY
Dc Voltage Rating120.0 VOLTS NOMINAL FIRST ALTERNATE OPERATING POWER RQMT
Overall Diameter4.625 INCHES NOMINAL
Mounting PositionHORIZONTAL
Current Rating At Maximum Rated Vo13.0 AMPERES NOMINAL LOAD
Mounting MethodTHREAD
Float Quantity1
Voltage Rating At Maximum Rated Cu120.0 VOLTS
Maximum Current Rating13.0 AMPERES NOMINAL LOAD
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 SL-522-A1-K2-D99-1 available?
We can source SL-522-A1-K2-D99-1 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 SL-522-A1-K2-D99-1 by Schneider Electric Systems USA obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If SL-522-A1-K2-D99-1 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 SL-522-A1-K2-D99-1?
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 SL-522-A1-K2-D99-1?
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.