Omron E3F2R2C4P1E retroreflective sensor from the E3F2 series offers NPN output, M12 4-pin connector, IP66 enclosure. It senses opaque objects up to 2000 mm with 2.5 ms response time, powered from 30 V supply drawing 0.1 A max.

Omron E3F2R2C4P1E Retroreflective Sensor, NPN, IP66, 2m
MPNE3F2R2C4P1E
Omron E3F2R2C4P1E E3F2 Series Retroreflective Sensor, NPN, M12 Connector, 2m Sensing Distance, IP66.
$50.41Ref. price · indicative, final on quote
StockContact for availability
MOQ1 pcs
Sourced new & surplus through independent channelsListing updated Jun 2026
Specifications
Identification
| Parameter | Value |
|---|---|
| Series | E3F2 |
Other specifications
| Parameter | Value |
|---|---|
| Contact | NPN |
| Length | 73.12 |
| IP rating | IP66 |
| Product type | Retroreflective Sensor |
| Sensing_type | Retroreflective |
| Connector_type | Connector M12 4-Pin |
| Sensing_object | Opaque |
| Response time | 2.5 |
| Supply voltage | 30 |
| Output current max | 0.1 |
| Sensing distance max | 2000 |
| Operating temperature high | -25 … 55 °C |
Product details
Frequently asked questions
What is the closest functional second-source for this sensor?
The peer E3F2-R2C4--E is the same sensor with a different dash format. Same NPN output, M12 connector, 2m range, IP66. Direct swap.
What series does this part belong to?
E3F2 series from Omron.
What is the contact/output type?
NPN output.
Will it drop into a panel specified around E3F2-R2C4--E without rewiring?
Yes, identical physical and electrical — same connector, range, mounting, and output type. No rework needed.
MPN
E3F2R2C4P1E