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OEM Jandy Coupling Nut with O-Ring R0454000 is a 3-inch replacement kit designed for Jandy LXi and Legacy LRZE/LRZM pool and spa heaters. This kit includes two coupling nuts and O-rings, ensuring secure, leak-free plumbing connections between heater components. Engineered to Jandy’s exact specifications, this OEM part helps maintain reliable system performance and protects against pressure loss or water leakage. It is an essential item for routine maintenance or repair and plays a key role in preserving long-term heater safety, efficiency, and functionality.
Highlights
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Seals Heater Connections Securely: Creates tight, leak-resistant joints between components in LXi and Legacy systems
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Includes Two Nuts and O-Rings: Complete replacement kit designed to restore proper sealing and system pressure
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Compatible with Jandy 3-Inch Plumbing: Designed specifically for 3-inch Jandy LXi and LRZE/LRZM heater configurations
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OEM-Certified Fit and Function: Matches factory requirements for durability, strength, and long-term performance
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Supports Reliable Heater Operation: Prevents leaks and pressure drops, preserving overall system efficiency and safety
Includes
- (2) Coupling Nuts
- (2) O-Rings
Compatibility
- Jandy LXi Heaters
- Jandy Legacy LRZE Heaters
- Jandy Legacy LRZM Heaters
Additional Info
R0454000 Coupling Nut Kit – For Jandy LXi and Legacy LRZE/LRZM Heaters
R0454000 3-inch coupling nut and O-ring set for Jandy LXi heaters
includes 2 coupling nuts and 2 O-rings for leak-free connections
heater leaking at union? Replace fittings with part R0454000
R0454000 connects plumbing securely to LRZE or LRZM heater ports
OEM R0454000 ensures tight seal and efficient water flow control
Jandy Heater Union Kit R0454000 – For 3" Plumbing Applications
R0454000 fits Jandy Legacy and LXi pool/spa heater connections
fix cracked or leaking heater unions with kit R0454000
includes O-rings and couplings to prevent water loss at fittings
install R0454000 to restore secure union connections in heaters
part R0454000 designed for 3-inch inlet/outlet ports
Pool Heater Coupling Kit R0454000 – OEM Fittings for LXi & LRZ Models
Jandy R0454000 coupling kit for Legacy LRZM and LRZE heater models
coupling nuts R0454000 ensure safe heater-to-plumbing connections
3-inch nut and O-ring combo keeps heater plumbing leak-free
heater service calls often include part R0454000 for worn unions
trusted replacement for high-temp heater fittings – part R0454000
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