H-Series CZ/HM2 Thermostat Without Knob

Description

This is a Hayward CHXTST1930 Thermostat for H-Series H1501, H150P1, H2001, H200P1, H2501, H250P1 Millivolt Heaters, H-Series H100ID1, H100IDP1 Pool Heaters, H-Series CZ and HM2 model pool heaters.