Quartz immersion heaters PASS the ACID TEST! These heaters are chemically resistant to all acids with a  pH of 5 or less.

The unit comes in three parts:  guard, tube and the element.  When the element burns out, simply remove and replace the element.

Connected to one of our control packages, with the liquid level control built-in, and a MUST for safe operation, these  systems  will give you years of service.