If your pressure switch fails, you may notice an error code LO on the display or find that the heater doesn't start at all. 【Perfect Compatibility】This Water Pressure Switch Assembly is designed to compatible with Hayward h-series ed1 and ed2 style millivolt electronic pool heater.
eBay
I haven't tested this item, but one of the resistors looks like it might be burned out; there could be more wrong with the board than that which is why it's being sold for parts. Free local pickup is also available in the Newberry/Gainesville FL area!
eBay
If your pressure switch fails, you may notice an error code LO on the display or find that the heater doesn't start at all. 【 Perfect Compatibility】: This Water Pressure Switch Assembly is designed to compatible with Hayward h-series ed1 and ed2 style millivolt electronic pool heater.
eBay
Model: 2KW or 3KW. Do not heat sea water or salt water. Note; the water pressure must remain above 20KPa.
eBay
This is a professional electric heating thermostat designed for swimming pool/SPA hot spring bath.
eBay
By utilizing the principles of heat pump technology, this system can effectively maintain the temperature of your pool to your desired level, providing a comfortable and enjoyable swimming experience.
eBay
3 KW Water Heater for Swimming Poo l & bath. Do not heat sea water or sal t wat er. Current: 14A. Net Weight: 3 kg.
eBay
eBay