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Omron E3ZR81 Series

19 variants · Omron

About the Omron E3ZR81 Series

The Omron E3ZR81 Series series groups 19 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. Variants differ by IP rating, response time and height, so you can match the exact IP rating your application requires using the selection guide below.

Select a variant by

IP rating
IP67 · IP67 / IP69K
Response time
<= 1 ms · 1 ms · 1 msec
Height
20 mm · 31 mm
Length
20 mm · 31 mm
Supply voltage
12 V to 24 V · 12-24 V DC
Connection method
Connector · Pre-wired
Light source
Red (660 nm) · Red LED (660 nm)
Sensing distance
3 m (150 mm) · 157.480" (4 m)

Variant comparison

ParameterE3ZR812MOMIE3Z-R81KE3ZR815MOMSE3ZR81M3J03MOMSE3Z-R81E3Z-R81-M5J 0.3M
IP ratingIP67IP67IP67IP67IP67 / IP69K
Response time1 ms1 ms1 ms1 msec1 ms
Height31 mm20 mm31 mm
Length20 mm31 mm20 mm
Supply voltage12-24 V DC12 V to 24 V
Connection methodPre-wiredConnector
Light sourceRed LED (660 nm)Red (660 nm)
Sensing distance3 m (150 mm)157.480" (4 m)

Request a quote on any Omron E3ZR81 Series part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.

All variants