🔧 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 |
🔧 Exploded diagram and parts
This part belongs to the Jandy Legacy Model LRZE Gas Heater (2009 – Present) assembly. Everything listed below is something we stock for it, and the numbers match the diagram.
Complete pressure relief valves
| Part | Our part number | Availability | Price | ||
|---|---|---|---|---|---|
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Pressure Relief Valve,Jandy/Zodiac, 3/4" x 3/4", 75psi,Brass | R0040400 | 12 in stock | $67.08 | Add to cart |
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Pressure Relief Valve,Jandy/Zodiac,3/4" x 3/4",75psi,polymer | R0336100 | Available to order | $83.93 |
Rear Panel Assemblys
| No. | Part | Our part number | Availability | Price | ||
|---|---|---|---|---|---|---|
| 68 | ![]() |
Door Assembly, Zodiac Jandy LRZE/LRZM 125 | R0470901 | Available to order | $95.90 | |
| 69 | ![]() |
Door Latch, Zodiac Jandy Laars LX/LT/Low NOx/LRZE/LRZM/LXi | R0334900 | 11 in stock | $18.79 | Add to cart |
| 70 | ![]() |
Grommet, Zodiac Jandy Laars Lite/Lite2/LRZE/LRZM/LXi, Slit | R0460300 | 13 in stock | $4.45 | Add to cart |
| 72 | ![]() |
Rear Panel Assembly, Zodiac Jandy LRZE/LRZM 175 | R0482302 | Available to order | $54.77 | |
| 72 | ![]() |
Rear Panel Assembly, Zodiac Jandy LRZE/LRZM 250 | R0482303 | Available to order | $64.39 | |
| 73 | ![]() |
Side Panel Assembly, Zodiac Jandy LRZE/LRZM, Right | R0482400 | Available to order | $32.31 | |
| 74 | ![]() |
In/Out Cover Panel, Zodiac Jandy LRZE/LRZM, Top | R0482500 | Available to order | $27.45 | |
| 79 | ![]() |
Heat Shield, Zodiac Jandy LRZE/LRZM 250 | R0483103 | Available to order | $61.95 |
Complete gaskets
| No. | Part | Our part number | Availability | Price | ||
|---|---|---|---|---|---|---|
| 61 | ![]() |
Gasket, Zodiac LRZE/LRZM/LXi Header, 3/4"ID, 1-3/8"OD, qty 16 | R0454300 | 20 in stock | $36.38 | Add to cart |
Complete heat exchanger tube assys
| No. | Part | Our part number | Availability | Price | ||
|---|---|---|---|---|---|---|
| 63 | ![]() |
Heat Exchanger Tube Assy, Zodiac Jandy LRZE/LRZM 250, Copper | R0490103 | Available to order | $1985.72 |
Bypass Assemblys
| No. | Part | Our part number | Availability | Price | ||
|---|---|---|---|---|---|---|
| 50 | ![]() |
Bypass Assembly, Zodiac Jandy LRZE/LRZM 125 | R0476801 | Available to order | $91.14 | |
| 50 | ![]() |
Bypass Assembly, Zodiac Jandy LRZE/LRZM 175 | R0476802 | Available to order | $56.07 | |
| 50 | ![]() |
Bypass Assembly, Zodiac Jandy LRZE/LRZM 400 | R0476805 | Available to order | $79.99 | |
| 51 | ![]() |
Bypass Spring, Zodiac Jandy LRZE/LRZM 175, Bronze | R0476902 | 2 in stock | $6.63 | Add to cart |
| 51 | ![]() |
Bypass Spring, Zodiac Jandy LRZE/LRZM 400/LXi 300, Bronze | R0476905 | 2 in stock | $10.55 | Add to cart |
| 53 | ![]() |
Heat Exchanger Hardware Kit, Zodiac, LRZE/LRZM/LXi, Bronze | R0477200 | Available to order | $84.50 | |
| 57 | ![]() |
Flange Bolt, Zodiac Jandy LRZE/LRZM/LXi, Bronze | R0477800 | 1 in stock | $4.68 | Add to cart |
| 59 | ![]() |
Header Drain Plug, Zodiac Jandy LRZE/LRZM/LXi, Bronze | R0478000 | 5 in stock | $17.65 | Add to cart |
Bypass Assemblys
| No. | Part | Our part number | Availability | Price | ||
|---|---|---|---|---|---|---|
| 39 | ![]() |
Inlet/Outlet Header, Zodiac/Jandy, Legacy LRZE/LRZM, Polymer | R0470800 | Available to order | $1043.09 | |
| 43 | ![]() |
Drain Plug, Zodiac Jandy, with O-Ring, Quantity 2 | R0446000 | 8 in stock | $22.43 | Add to cart |
| 44 | ![]() |
Coupling Nut Kit, Zodiac Jandy LRZE/LRZM/LXi, Quantity 2 | R0454000 | Available to order | $99.44 | |
| 45 | ![]() |
Bypass Assembly, Zodiac Jandy LRZE/LRZM/LXi, with O-Ring | R0453700 | 4 in stock | $93.20 | Add to cart |
| 46 | ![]() |
Bypass Spring, Zodiac Jandy LRZE/LRZM/LXi | R0453900 | 1 in stock | $35.93 | Add to cart |
| 47 | ![]() |
Pump Union, 2" Slip x 2-1/2" Spigot, Quantity 2 | R0449000 | 9 in stock | $75.63 | Add to cart |
Vent Covers
| No. | Part | Our part number | Availability | Price | ||
|---|---|---|---|---|---|---|
| 32 | ![]() |
Vent Cover, Zodiac Jandy LRZE/LRZM 400 | R0470405 | 1 in stock | $68.58 | Add to cart |
| 37 | ![]() |
Adapter Plate, Zodiac Jandy LRZE/LRZM 250 | R0478303 | Available to order | $9.49 |
Hi-Limits
Show 6 hi-limits we stock
| No. | Part | Our part number | Availability | Price | ||
|---|---|---|---|---|---|---|
| 14 | ![]() |
Transformer, Zodiac Jandy Laars EPC/ESC/EPH/HI-E2/Lite/LX/LT | R0061100 | 4 in stock | $120.16 | Add to cart |
| 18 | ![]() |
Retainer Nut, Zodiac Jandy LRZE/LRZM, Sensor | R0523900 | 3 in stock | $11.95 | Add to cart |
| 19 | ![]() |
Cap Sensor Press Switch, Zodiac Jandy LRZE/LRZM/LXi,w/O-Ring | R0455400 | 3 in stock | $78.31 | Add to cart |
| 20 | ![]() |
Pressure Switch, Zodiac Laars Hot Shot, 2psi | R0013200 | 1 in stock | $88.56 | Add to cart |
| 24 | ![]() |
Hi-Limit, Zodiac Jandy LRZE/LRZM/Lxi, Quantity 2 | R0457200 | 4 in stock | $157.46 | Add to cart |
| 26 | ![]() |
Hi-Limit, Zodiac Jandy Laars EPC/ESC/EPG/ESG/HI-E, 150degF | R0023000 | Available to order | $63.26 |
Orifice Sets
Show 4 orifice sets we stock
| No. | Part | Our part number | Availability | Price | ||
|---|---|---|---|---|---|---|
| 3 | ![]() |
Gas Valve, Zodiac Jandy LRZE, Nat. | R0494500 | 3 in stock | $381.21 | Add to cart |
| 7 | ![]() |
Burner Tube, Zodiac Jandy LRZE/LRZM/Lite2(each) | R0469800 | 39 in stock | $51.43 | Add to cart |
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Orifice Set, Zodiac Jandy LRZE/LRZM, LP, 0-5k foot. | R0469500 | 2 in stock | $64.66 | Add to cart | |
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Orifice Set, Zodiac Jandy LRZE/LRZM, Nat., 0-3k foot. | R0469200 | 3 in stock | $55.37 | Add to cart |
Parts that go with this
| Part | Our part number | Availability | Price | ||
|---|---|---|---|---|---|
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Silicone Based Lubricant 1oz 00150 | 00150 | 343 in stock | $5.26 | Add to cart |
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O-Ring Chart, Aladdin | MG1 | 17 in stock | $83.58 | Add to cart |














































