🔧 What this part is
Pressure Switch, Zodiac Jandy LRZE, 1-10 psi, part number R0015500. The pressure switch proves water flow before the heater will fire.
✅ Check before you order
- The number on the old part should read R0015500, or the maker’s equivalent.
- Not sure? Send us a photo of the old part and any number on it, and we will tell you whether this is the one.
📌 Also on this listing
| Switch Type | Pressure |
| PSI Rating | 1 to 10 psi |
| Manufacturer | Tridelta/Tecmark |





