Banner Engineering makes several types of machine safety products including Type 2 and Type 4 safety light screens, safety interlock switches, two-hand control modules, emergency stop devices, fiber optic safety systems, and safety modules & controllers.

Omron Scientific Technologies offers machine safety products including relays, switches, controllers, edges, bumpers, mats, and light curtains such as explosion-proof light curtains, resource modules, and more.

Schneider Electric makes machine safety products such as relays, switches, controllers, and light curtains including a two-box point of operation system, a self-contained system, multiple beam with passive receiver, safety outputs, and more.

Sick Sensor Intelligence offers machine safety products such as light curtains, relays, switches, sensors, and controllers. Their safety light curtains are for hand and finger protection as well as access protection for restart interlock, external device monitoring, and blanking applications.

Vickers Warnick offers light curtains, safety relays, safety sensors, switches, and more from companies such as Darlex, Schneider ELectric, SCC, Dolan-Jenner, Ross, and more.