Electric toilet

killick

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19 Sep 2011
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Durban South Africa
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Can someone please advise if an electric toilet can be opperated from a 50 amp deep cycle house battery and if it requires dedicated heavy duty cables. I intend fitting the pump to my axisting toilet in place of the manual pump. Is this feasable? Any advice will be greatly appreciated.
 
It will be possible to operate the pump from the battery, though your battery is not that big for the pump consumption. Then again, it is not running for that long.

If it is a Jabsco electric pump replacing the manual pump, you will need about 4mm sq. cable (depending on distance from the battery), and be aware that they make a goodly noise!!

We had one, and replaced it with the manual pump. Embarrassing noise in a marina at night!!
 
We have two Jabsco electric conversion pumps, but the 24V version. Very noisy, but most effective, the macerator has the effect of causing the waste solids to disperse rapidly, and the fish love it. :eek:

I'm pretty sure the cable size was more than 4mm² even on the 24V model. [Later] in fact I now remember that we went for the 24V because the cables for the 12V were going to be silly money.
 
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We have a Jabsco LITE, which has proved to be fairly reliable and not too noisy. It draws around 4 amps when flushing seawater and about 14 amps when the macerator pumps out. The duration of each of these is brief, only a few seconds. Although a 50 Ah battery is on the small side I would have thought it would cope OK.

The cables I used are about 6 mm2.
 
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