Quick Summary
The OLAS Guardian Wireless Engine Kill Switch is a marine safety device for boats. It is described as an automatic man overboard protection system with smartphone connectivity and instant engine shutdown.
The unit is positioned as a wireless solution for skipper and crew monitoring, with connection to a smartphone app and OLAS transmitters.
What to Compare Before Buying
- Engine fit: Check that the product works with your boat’s engine setup before choosing it.
- Phone compatibility: The system uses a smartphone app, so confirm your phone works with the app you plan to use.
- System setup: Review whether you need only the main unit or also OLAS transmitters for your intended setup.
- Use case: Compare the device against the kind of boat safety monitoring you want, especially if automatic engine shutdown is important to you.
Compatibility, Size and Fit
This product is presented as compatible with most outboard and inboard engines. It is also described as connecting to iOS and Android through a smartphone app.
For the right purchase, confirm your engine type and the phone platform you plan to use. If you want a wireless crew-tracking setup, also check whether OLAS transmitters are part of the system you intend to use.
Before You Decide
Confirm the engine type, smartphone platform, and whether your chosen setup includes the OLAS transmitters you need. If automatic shutdown and onboard alerting are the main priorities, make sure the system matches your boat and crew setup before choosing an offer.
How It Works
The device is described as a wireless man overboard system that connects through a smartphone app and can trigger instant engine shutdown. It also supports crew tracking and MOB alerts when used with OLAS transmitters.





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