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Replaces the Pentair® 473605 Heater Pressure Switch is a safety mechanism designed to detect water flow in your heater using pressure. This Optimum Pool Technologies® pressure switch replacement is used in a variety of swimming pool and spa MiniMax® heaters listed below.
Replaces: Pentair® 473605 (4152-DD)
- MiniMax® NT
- MiniMax® NT Low Nox
- MiniMax® CH 150 IID
- MiniMax® CH
- MiniMax® NT TSI & NT LN with 6800 controller
- MiniMax® NT TSI & NT LN with DDTC controller
- Thread Size: 3/8"
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