- Easy-to-see 2-color indicators - Switch status is easy to see at a glance with the red/yellow LED indicators.
- Can be mounted on either side – This provides the easiest wiring path to enable mounting to all types of doors
- Small actuator – An actuator that is smaller than the switch saves space, even inside the door.
- Save labor with connector and reduce inventory
- Reduce costs by connecting up to 30 switches to a single controller
D40A
Non-contact door switch
With electronic detection mechanism for better stability