The Omron E3FB-RN21 is an active-production photoelectric sensor that uses a visible LED light source for presence detection. Typical applications include object detection in packaging lines and material handling, where the visible beam simplifies alignment during commissioning.

Omron E3FB-RN21 Photoelectric Sensor, Visible LED Light
MPNE3FB-RN21
Omron E3FB-RN21, Visible LED photoelectric sensor, active production.
$32.51Ref. price · indicative, final on quote
Source DocumentedChannel stated on listing & quote
Condition PhotosReal unit photos / video on request
WhatsApp AnswersFast human replies for machine-down parts
Worldwide DispatchDHL/FedEx — transit quoted per order
Independent China distributor & sourcing agent· Listing updated Sep 2026
Specifications
| Parameter | Value |
|---|---|
| Weight | 0.00 kgs |
Product details
Frequently asked questions
What is the key feature of the E3FB-RN21?
It is a photoelectric sensor with a visible LED light source, which aids alignment in applications like packaging and material handling.
MPN
E3FB-RN21