ACR OLAS GUARDIAN Extension Cable Set [2989]OLAS GUARDIAN Extension Cable Set The OLAS (Overboard Location Alert System) GUARDIAN Extension Cable Set can be used to extend the Power cable, the switch cable or both. Designed for use on larger vessels where the ACR OLAS GUARDIAN hub needs to be located further from either the control switch or the power and kill switch connections. Compatible With: ACR OLAS Guardian system (P N 2985) In the Box: One (1) 6 Pin Switch Cable 29. 5" (75 cm) One (1) 5