Chemtrol Free Salt Chlorine PPM Sensor - 0-010 ppm - No Wire block-type_Standard Racing It is designed for Dolphin

It is designed for Dolphin 3001

These options can be purchased separately

This is a 4

Dyna-Pro/Dyna-Pro E

no leak design

Chemtrol Free Salt Chlorine PPM Sensor - 0-010 ppm - No Wire block-type_Standard Racing It is designed for DolphinThis is a Chemtrol Free Salt Chlorine PPM Sensor, no wire, with 0 010 ppm readings. The Free Chlorine PPM sensor is calibrated using a DPD #1 test kit for free chlorine. The new Chemtrol PPM solid state sensors feature superior precision and control of chlorine levels, with industry leading reliability and low maintenance requirements. These probes are so precise and reliable that they are covered by a 2 year warranty. The PPM sensors can be used