https://www.phoenixcontact.com/en-us/products/solenoid-driver-macx-mcr-ex-sl-sd-21-25-lp-sp-2924113
Ex i solenoid driver. For the intrinsically safe control of Ex i solenoid valves, alarm modules or LEDs installed in the Ex area. Current limitation at 25 mA....
macxmcrexslsd
https://www.militaryaerospace.com/power/product/55339241/power-solenoid-driver-modules-for-flight-control-systems-and-weapons-firing-introduced-by-mss
In military systems, solenoid drivers operate safe-and-arm controls, armament equipment, and firing sequences in weapons like tank coaxial guns.
flight control systemssolenoid driverpowermodulesweapons