LINEARPhoto Eyes for Gate Operators
LINEAR Photo Beams: For Use With Gate Operators, 12V to 24V DC, Black, Photo Eye
The LINEAR Photo Beams (MPN R4222) are photo eyes designed for use with gate operators. This black unit operates on 12V to 24V DC and includes (2) photo eyes.
SKU 3G-OTH-422928
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerNo account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h
Not sure this is the right part? Get a recommendation.
Need installation or engineering help?
Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineerAsk a question
LINEAR Products
3G Electric (S) Pte. Ltd. — Singapore
Product Description
The LINEAR Photo Beams (MPN R4222) are photo eyes designed for use with gate operators. This black unit operates on 12V to 24V DC and includes (2) photo eyes.
Used in
Common applications for LINEARIndustrial perimeter security — LINEAR PRO-SW4000XLS swing-gate operator for controlled vehicle access at factory entrances.
Commercial building entry — LINEAR DXS-54 motion sensor for automatic door activation in office lobbies.
Residential gate automation — LINEAR PRO-SW3000XLS single swing operator for private driveway gates.
Remote site access control — LINEAR PRO-SW4200XLS dual swing operator with solar power for off-grid installations.
Vehicle detection at exit lanes — LINEAR FM139 electromagnetic sensor for triggering gate opening in parking lots.
Security system integration — LINEAR NAPRDW01 window and door detector for intrusion alarm systems in warehouses.
LINEAR Products
3G Electric supplies LINEAR photo eyes for gate operators. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.





