🔥 Jandy R0589403 Heat Exchanger Tube Assembly – 260,000 BTU 💧 Part #R0589403 | Genuine OEM Replacement for Jandy Pool & Spa Heaters The Jandy R0589403 Heat Exchanger Tube Assembly is a factory original replacement designed for select Jandy 260,000 BTU pool and spa heaters. This crucial component efficiently transfers heat from the burner to your pool or spa water, restoring heating performance and improving energy efficiency. ✅ Features & Benefits: ♨️ 260,000 BTU Capacity – Restores full heating power to compatible Jandy heaters 🔩 Direct Factory Replacement – Engineered for seamless fit and reliable operation 🚫 Corrosion-Resistant Construction – Built to withstand chemical exposure and high temperatures 🔧 Compatible Models: - Jandy JXi 260 (Check your model’s serial number and owner’s manual for compatibility) - Jandy Legacy 260 - Some other Jandy and Zodiac 260k BTU heater models (verify part number compatibility before ordering) 🛠️ Installation Notes: - Professional installation is recommended for best results - Disconnect power and gas before servicing heater - Includes heat exchanger tube assembly only; gaskets, hardware, or additional parts may be required (sold separately) 📦 What’s Included: - 1 x Jandy R0589403 Heat Exchanger Tube Assembly (260k BTU) 📝 Why Replace Your Heat Exchanger? - Resolves leaks, reduced heating efficiency, or error codes related to heat transfer - Essential for safe, reliable pool and spa operation 🛡️ Genuine Jandy Factory Part – Backed by manufacturer warranty when purchased from authorized dealers 💡 Need Help? Contact our team with your model and serial number for confirmation and expert advice on installation or part compatibility.