This 24 volt insulated continuous solenoid switch features a single pole single throw actuation style and is advantageous from using relays because it generates a larger output while allowing a low input.
This is the waterproof inspection LT2 Robot. It has flipper arms to help it climb obstacles and for better maneuverability. It is capable of wireless or tethered control. The tethered option includes a fiber-optic cable spool up to 1km long.