Rinnai SE Series 7.5 GPM Indoor Condensing Tankless Water Heater (Propane, Model RUCS75IP)

Experience superior comfort and efficiency with the Rinnai SE Series 7.5 GPM Indoor Condensing Tankless Water Heater (RUCS75IP) — the smart solution for endless hot water. Perfect for modern homes, this ENERGY STAR® certified unit delivers exceptional performance with up to 160,000 BTUs of heating power while saving space and reducing energy costs.

Designed for 2–4 bathrooms, the Rinnai SE Series provides a steady hot water flow rate up to 7.5 GPM with a 0.90 Uniform Energy Factor, ensuring maximum efficiency and minimal energy waste. Its Wi-Fi-ready system allows you to monitor and control temperature and performance directly from your smartphone, while remote diagnostics and flexible venting make installation and maintenance a breeze.

Whether for residential or light commercial applications, this indoor propane unit combines innovation, reliability, and convenience—so you’ll never run out of hot water again.

Key Features:

• Endless Hot Water Supply: Never worry about running out—ideal for families or multiple bathrooms.
• Wi-Fi Ready: Smart control and monitoring through the Rinnai app (sold separately).
• Remote Diagnostics: Quick and easy maintenance with advanced self-monitoring technology.
• Flexible Venting Options: Simplifies installation in a variety of indoor setups.
• ENERGY STAR® Certified: High-efficiency design with a 0.90 Uniform Energy Factor.
• Compact Design: Saves valuable space while providing powerful performance.
• Durable and Long-Lasting: Up to 2x longer service life than traditional water heaters.
• High Capacity: Delivers up to 7.5 GPM and supports 2–4 bathrooms simultaneously.
• Reliable Propane Power: Consistent heating with 160,000 BTU rating.
  

What’s Included

• Rinnai SE Series RUCS75IP Tankless Water Heater (LP Model)
• User Installation & Operation Manual
• Mounting Hardware
• Warranty Information
  

Specifications:

Care & Maintenance Instructions

• Perform annual flushing to prevent mineral buildup and maintain efficiency.
• Inspect venting and gas connections periodically for safety and performance.
• Clean exterior panels with a soft, damp cloth—avoid abrasive cleaners.
• Use only Rinnai-approved accessories and replacement parts.
• For best results, schedule professional service every 12–18 months.