These directional PIR switches plug into a ceiling mounted socket. These sockets can be mounted on a BESA box. With a long range, narrow detection beam. Designed for corridors and storage aisles. Can be rotated and lowered to a 45º. Loading up to 6 amps (1500W) of resistive,fluorescent or inductive lighting loads The time lag (before switch off) is adjustable between 10 seconds and 40 minutes Adjustable photocell override, for holding lighting loads off on bright days A few PIR switches can be wired in parallel Ideal for retrofi tting or new build.