Aprimatic ER4N PHOTOCELL PAIR

Aprimatic ER4N Professional infrared photocell pair.

• The ER4N package contains one infrared transmitter photocell and one infrared receiver photocell.
• The photocells are housed inside a box made from high-power infrared filter plastic.
• High-quality waterproof rubber seal backing.
• Package Includes – concrete plugs and screws.