MAGIO MS-1000F refrigeration circulation thermostat
Refrigeration circulation thermostat
water heating unit
Refrigerated/heating circulator
Refrigerated/heating circulator
Refrigerated/heating circulator
resistor
CORIO CD-601F Refrigerated/heating circulator
FP89-ME Ultra-low refrigerated circulator
FL1201 Recirculating cooler
2 M16x1 screw connectors on the inside
2 adapters M16x1 inside to pipe 1/2" outside