Rockwell Automation · Electronic Components
1492-W3
Terminal Junction Block, Sectiona
Part Number1492-W3
ManufacturerRockwell Automation
AvailabilityAvailable to order — request a quote
Specifications
NSN5940-01-491-4982 (NSN)
Federal Item NameTERMINAL JUNCTION BLOCK,SECTIONA
Federal Supply Class5940 — Lugs, Terminals, and Terminal Strips
Voltage Rating600.0 VOLTS NOMINAL
Current TypeAC OR DC
Overall Width1.780 INCHES NOMINAL
Overall Height1.380 INCHES NOMINAL
Terminal DesignFEEDTHRU
Mounting MethodTRACK
Current Rating In Amps20.0
Block TypeREGULAR
Wire Size Accommodated22.000 AWG MINIMUM AND 14.000 AWG MAXIMUM
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 1492-W3 available?
We can source 1492-W3 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 1492-W3 by Rockwell Automation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 1492-W3 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 1492-W3?
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 1492-W3?
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.