The E3FA-RP21: M18 cylindrical plastic-housing retro-reflective photoelectric sensor with MSR (mutual interference suppression) function. Emitter and receiver in one housing, PNP output, M12 4-pin connector, rated for 4 m sensing distance. MSR rejects crosstalk from adjacent units, simplifying alignment in multi-sensor zones.
Omron E3FA-RP21 Retro-reflective PNP M12 4m
MPNE3FA-RP21
Omron E3FA-RP21 Retro-reflective Photoelectric Sensor, PNP output, M12 4-pin connector, 4m sensing range with MSR function.
$29.97Ref. price · indicative, final on quote
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jul 2026
Specifications
| Parameter | Value |
|---|---|
| Sensing method | Retro-reflective with MSR function, |
| Parameter | Value |
|---|---|
| Connection | M12 4-pin connector, |
| Parameter | Value |
|---|---|
| Output | PNP output, |
| Weight | 0.05 kgs |
| Series name | Cylindrical, straight type, plastic housing, |
| Cable length | connector type, |
| Emitter (Receiver) | Emitter and Receiver Set, |
Product details
Frequently asked questions
What is the output type?
PNP output.
What connection does it use?
M12 4-pin connector.
MPN
E3FA-RP21