The Siemens 3RG4021-7AF33 is an inductive sensor, a class of proximity switch that detects ferrous metal targets without contact. These are used in position sensing, end-of-travel detection, and part-presence checks on conveyors, machine tools, and packaging lines.
Siemens 3RG4021-7AF33 Inductive Sensor, EOL
MPN3RG4021-7AF33
End of Life
Siemens 3RG4021-7AF33 inductive sensor, 0.02 kg, lifecycle end-of-life.
$149.89Ref. price · indicative, final on quote
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jul 2026
Specifications
| Parameter | Value |
|---|---|
| Weight | 0.02 kgs |
Product details
Frequently asked questions
What replaces the 3RG4021-7AF33?
No official successor is listed. A parametric cross-reference based on thread size, sensing range, and output type is needed to find a current-production alternative.
How do I source the 3RG4021-7AF33?
We can quote it to order against an RFQ from the surplus and broker market. No stock or lead-time number is available here.
MPN
3RG4021-7AF33