The Omron E3FA-RN21 is a photoelectric sensor using a visible LED light source for object detection. Like other sensors in its class, it detects the presence, position, or absence of objects by interruption or reflection of the light beam, used in industrial automation lines.

Omron E3FA-RN21 Photoelectric Sensor, Visible LED
MPNE3FA-RN21
Omron E3FA-RN21 Photoelectric Sensor, visible LED light, Category Photoelectric Sensors, Top Category Sensors.
$29.97Ref. price · indicative, final on quote
StockContact for availability
MOQ1 pcs
Sourced new & surplus through independent channelsListing updated Jun 2026
Specifications
Specifications
| Parameter | Value |
|---|---|
| Weight | 0.00 kgs |
Product details
MPN
E3FA-RN21