electric current in my water!!

  • We are currently upgrading MFK. thanks! -neo

Angelo Anzovino

Feeder Fish
MFK Member
Apr 13, 2018
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so u noticed my current maker is causing shocks in my water on my 150 gallon. I've been through 3 of them. all with the same outcome.. help me out here. what is a good reliable brand current maker?
 
It's not unusual for electric motors, heaters etc in the tank to induce a slight current into the water. Most tanks if you get a good multimeter, drop one end into the tank and poke the other into a nearby outlet's ground plug you'll get reasonable voltage reading(AC). Switch it to current and you might get a few milliamps of current.

It's more noticeable in saltwater because it's more conductive. It's usually harmless but if you're concerned you can install a grounding rod.
 
It's not unusual for electric motors, heaters etc in the tank to induce a slight current into the water. Most tanks if you get a good multimeter, drop one end into the tank and poke the other into a nearby outlet's ground plug you'll get reasonable voltage reading(AC). Switch it to current and you might get a few milliamps of current.

It's more noticeable in saltwater because it's more conductive. It's usually harmless but if you're concerned you can install a grounding rod.
It's not unusual for electric motors, heaters etc in the tank to induce a slight current into the water. Most tanks if you get a good multimeter, drop one end into the tank and poke the other into a nearby outlet's ground plug you'll get reasonable voltage reading(AC). Switch it to current and you might get a few milliamps of current.

It's more noticeable in saltwater because it's more conductive. It's usually harmless but if you're concerned you can install a grounding rod.
thanks I'm going to try out one that powers on the outside of the tank and magnetically connects to the fan on the inside
 
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Reactions: Matteus
Good article that squint posted, all of my tanks are connected to a GFCI breaker, as well as having a ground probe in them.
 
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Reactions: Matteus
Good article that squint posted, all of my tanks are connected to a GFCI breaker, as well as having a ground probe in them.
I think most places current building codes require all electrical circuits to be RCD protected anyway. But definitely all tanks should be on one.

(I need to double check mine is, hehe.)
 
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