E3Z-FRN21 Omron Retroreflective photoelectric sensor
KKM Solutions is an independent parts distributor, not an authorized Omron dealer — how we source.
Omron E3Z-FRN21 retroreflective photoelectric sensor with 4 m range, NPN output, and MSR Function in a compact plastic housing.
Overview
Part number E3Z-FRN21 from Omron, listed in Photoelectric Sensors. Specifications on file: + output NPN; Body Type Rectangular - Compact; Connection M12 4-pin connector; Housing material Plastic. KKM Solutions quotes this part with pricing and availability confirmed per order.
The Omron E3Z-FRN21 is a retroreflective photoelectric sensor with a compact rectangular plastic housing, designed for reliable object detection in industrial environments. It features an L-ON/D-ON selectable operation mode and an NPN output for flexible integration.
This sensor operates with a red LED light source and supports a maximum sensing distance of 4 m, enhanced by MSR Function for improved performance in challenging conditions. It connects via an M12 4-pin connector and operates on a supply voltage range of 10 to 30 VDC. The product is currently active and built for durable, long-term use.
Specifications
| + output | NPN |
|---|---|
| Body Type | Rectangular - Compact |
| Connection | M12 4-pin connector |
| Housing material | Plastic |
| Light source | Red LED |
| Max Sensing Distance | 4 m |
| Operation | L-ON/D-ON selectable |
| Product Life Cycle | Active |
| Sensing Method | Retro-reflective |
| Special Feature | MSR Function |
| Supply voltage | 10 to 30 VDC |
Product details
| Manufacturer | Omron |
|---|---|
| Manufacturer part number | E3Z-FRN21 |
| Product category | Photoelectric Sensors |
| Manufacturer lifecycle status | Active |
| Published specifications | 11 attributes listed |
| Related part numbers | 3 other part numbers in this family |
Request a quote for this part
Email orderdesk@kkmsolutions.com or call (825) 454-5367 for pricing and availability.
Frequently Asked Questions
How do I get pricing for E3Z-FRN21?
This part is quoted on request, so no price is listed for it here. Send the quote form on this page with your quantity, or email orderdesk@kkmsolutions.com, and our order desk will reply with pricing and availability within 1 business day.
Who manufactures the E3Z-FRN21?
E3Z-FRN21 is made by Omron and is listed in our Photoelectric Sensors category. KKM Solutions is an independent distributor, not an authorized Omron dealer: we source the exact Omron part number E3Z-FRN21, and the quote confirms condition and lead time before you order.
Is the E3Z-FRN21 new and genuine?
Parts we supply are new and genuine unless the quote expressly states otherwise. Where a part is surplus, new-old-stock, refurbished or open-box, the quote says so before you approve it.
What warranty comes with the E3Z-FRN21, and can I return it?
Parts we supply are warranted against manufacturing defects for 1 year from the date of delivery; where the manufacturer's own warranty is longer, the manufacturer's warranty applies. The warranty covers repair, replacement, or credit of the defective part and does not cover normal wear items, misapplication, improper installation, or consequential damages. Contact us within 30 days of delivery before returning anything — all returns need a return authorization from the order desk.
What is the lifecycle status of E3Z-FRN21?
Manufacturer lifecycle status on file for E3Z-FRN21: "Active" — not recorded as discontinued. That is the value published in the product data we hold; confirm against Omron's own product page before a long-lead order, as feed data can lag an announcement. It does not change what we can do: KKM Solutions sources current-production, superseded and long-obsolete parts the same way. Send E3Z-FRN21 through the quote form on this page for pricing and availability.
What are the key specifications of E3Z-FRN21?
Key specifications include + output: NPN; Body Type: Rectangular - Compact; Connection: M12 4-pin connector; Housing material: Plastic. The full specification table on this page lists every published attribute for this part.
What voltage does E3Z-FRN21 use?
Per the published specification for E3Z-FRN21: Supply voltage: 10 to 30 VDC. Confirm against the full specification table on this page, or ask our order desk to verify it with the manufacturer at quote time.
How quickly can E3Z-FRN21 ship?
Lead time for E3Z-FRN21 is quoted per order and confirmed on your quote, which our order desk sends within 1 business day. For a line-down emergency, call the 24/7 order desk at (825) 454-5367.
Variants & Related Part Numbers
Other Omron part numbers in this family:
Related Products
Omron Omron E3Z-FRN11 2M Retroreflective photoelectric sensor
Omron Omron E3Z-FRP11 2M Retroreflective photoelectric sensor
Omron Omron E3Z-FDP27 Diffuse reflective photoelectric sensor
Omron Omron E3Z-FRP21 Retroreflective photoelectric sensor
Omron Omron E3Z-FDP26 Diffuse reflective photoelectric sensor
Omron Omron E3Z-FTN11 2M Through beam photoelectric sensor
Browse more Omron Sensors & Encoders, or see everything from Omron.