Upgrade your home’s hot water system with the Rinnai RX Series 9.0 GPM Indoor Tankless Water Heater, engineered for unmatched efficiency, smart connectivity, and long-lasting reliability. Featuring SmartSense™ Adaptive Gas Valve Technology, this intelligent unit automatically adjusts between natural gas (NG) and liquid propane (LP) — no conversion kit needed.

Ideal for residential and mobile home use, the Rinnai RX Series delivers endless hot water on demand, optimized energy efficiency, and quiet operation. Its integrated recirculation pump, Turbo Fan™ technology, and Quick-Flush™ maintenance system make it a premium choice for homeowners seeking performance, sustainability, and convenience.

Key Features:

• 9.0 GPM High Flow Rate: Ensures a continuous supply of hot water for multiple fixtures simultaneously.
• SmartSense™ Adaptive Gas Valve: Automatically adjusts between NG and LP—no kit required.
• Built-In Smart-Circ™ Recirculation Pump: Reduces water waste and provides instant hot water.
• Smart-Connect™ Technology: Connect and control your water heater via smartphone or tablet through Bluetooth®.
• Enhanced Heat Exchangers: Maximizes efficiency with advanced dual heat exchangers.
• Quick-Flush™ Maintenance System: Simplifies periodic cleaning and enhances longevity.
• Energy Efficient: Certified by ENERGY STAR®, AHRI, and CSA for top-tier performance.
• Turbo Fan™ Technology: Ensures quiet and powerful operation.
• Mobile Home Certified: Safe and compliant for mobile home installations.
• Warranty Coverage: 15-year heat exchanger, 5-year parts, and 1-year labor warranty.
  

What’s Included

• SENSEI® RXP Water Heater Unit
• Thermal Bypass Valve (Cross-Over Valve)
• Wall Mounting Bracket
• (4) Self-Tapping Screws (4.2 × 25MM)
• Gas Conversion Label (Propane)
• (2) Vent Screens and Screws
• Installation & Operation Manual

Note: Versa-Vent™ Vent Cap (RXOVC) and Isolation Valve Kit (MIVK-T-LW) sold separately.

Specifications:

Care & Maintenance Instructions

• Perform Quick-Flush™ cleaning every 6–12 months for optimal performance.
• Use only approved venting materials and ensure unobstructed airflow.
• Check water filters regularly and replace if buildup occurs.
• Inspect gas connections and fittings for leaks during routine service.
• For extended outdoor use (if converted), protect the vent cap from debris and extreme weather.