TR115sn single stage controller.
Used on a chiller on my old system. Shows age but works great. Will Controll a heater or a chiller.
Downsized tanks and no longer use the chiller.
90$ shipped or best offer. Payment via PayPal goods and services with buyer protection
Temperature is accurate as to can see compared to my Hanna salinity tester that also within a 10th with my apex.
Used on a chiller on my old system. Shows age but works great. Will Controll a heater or a chiller.
Downsized tanks and no longer use the chiller.
90$ shipped or best offer. Payment via PayPal goods and services with buyer protection
Temperature is accurate as to can see compared to my Hanna salinity tester that also within a 10th with my apex.
