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Water sensors help the heater monitor operating conditions and communicate important information to the control system during normal use
Helps restore grouped fastening support during service
When cabinet or end cap components begin to show damage
Supports clearer day-to-day spa operation
Check connection sizes and style before purchase
Pentair Low Pressure Switch 90/120 (473175) duraplastic Water sensors help the heaterFor equipment that is mostly sound, the right replacement component helps bring performance back without overbuilding the repair. This item is a low pressure switch for 90 120 heater applications and compatible Pentair equipment service. Use it when the original part is worn, damaged, missing, or no longer helping the system perform as intended. This electrical switch component supports compatible control or safety circuits and should be matched
