API Coupler model 3659 is available with a proximity switch to signal that the lever is in the open/loading position.

This API Coupler with proximity switch can be fitted to models 750, 750-LR and 2454 bottom loading arms.

We can offer loading arms equipped with electrical components to signal many different positions or conditions. Signals can be given with the use of either electro-mechanical microswitches or proximity switches, both types are certified by ATEX certification