Tank monitoring systems, which one?

wkearney99

Member
Joined
Jan 29, 2006
RO Number
20088
Messages
272
I've had a Xintex/Fireboy system in our boat and it's GARBAGE. It just never reads accurately. That and their waste tank sensor tends to clog up almost immediately. Anyway, I'm curious what others think of the Dometic Sealand Tank Watch 6 versus the Raritan Tank Monitor system? The Sealand system uses floats. And it'll require drilling new holes into my current tanks. The existing tanks have 1-1/2" threaded fittings for the old senders. The Raritan system attaches externally. I'm disinclined towards putting more holes into the current tanks. One more thing to leak. But how well does the Raritan system actually work?
 
You need plastic style tanks but I am very happy with the Raritan system. I am currently using it on my new waste tank. Calibration is a bit touchy but it works and there is nothing to clog because it's all external. I am in the process of changing both my fresh water tanks to plastic (polyethelyene) style and I will be adding the 2 sensors required. I have to purchase the 3rd sensor the system comes equipped to do 2 tanks. Good luck. Regards Bill
 
Look at Tank Tender. It uses a tiny hole at the top of the tank with an o ring. Works on air pressure so there is nothing to clog up. Nordhaven uses them and Tiara is considering them after seeing my recent installation.
 
Obviously, this would NOT help you with your Holding Tank, but I think it's not a bad idea for the fresh water tank level indication.

In my previous boat (Bayliner 285), the fresh water tank was wide and squat, so I could never get an accurate indication of water levels.

So, on my new boat I'm taking a different approach. I am using a miniature water meter with a reed switch interface. I will simply insert this after the Fresh Water Pump, and it comes with a Digital Counter (re-setable), that I will mount above my breaker panel. This way I simply reset the counter when I fill the tank, and I know EXACTLY how much fresh water I have used, regardless of the angle of the boat.

The Sender Meter is only about the size of a coffee cup, and the digital display is battery powered with a battery life of 7 years, hence, no need to hook into the boat's wiring. The total cost is under $200.

Part's have arrived today, I'll install over the week-end.

Wayne
2006 Larson 310 Cabrio

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Have had very good results with Snake River monitor installed 2 years ago. If tank is not metal everything is outside--no holes. Not difficult installation. Bought mine from Boatfix.
Good luck. Ron
 
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