Rinnai Sensi-Plus RX180IN Indoor Gas Tankless Water Heater
The Rinnai Super High Efficiency Plus RX180IN condensing tankless water heater delivers a continuous, reliable supply of on-demand hot water for residential applications. Engineered with advanced condensing technology and an outstanding 0.98 Uniform Energy Factor, it optimizes fuel consumption to reduce household utility expenses while delivering superior thermal performance.
Designed for compact, space-saving indoor wall mounting, this unit features modern smart connectivity with integrated Wi-Fi and Bluetooth capabilities for straightforward monitoring and temperature adjustments. Featuring durable construction with Ultra Low NOx emissions and an electric ignition, it provides a powerful, eco-friendly heating solution built to support larger households.
Key Features
| Brand | Rinnai |
| Model Number | RX180IN |
| Series | Super High Efficiency Plus |
| Water Heater Type | Condensing Tankless |
| Fuel Type | Natural Gas |
| Power Source | Gas |
| Installation Location | Indoor |
| Mounting Type | Wall Mount |
| Product Height | 76.5 cm |
| Product Length | 47 cm |
| Product Depth | 29 cm |
| Product Weight | 24.9 kg |
| Heating Capacity | 180,000 BTU |
| Uniform Energy Factor (UEF) | 0.98 |
| Water Connection Size | 3/4" |
| Water Connection Location | Bottom |
| Vent Diameter | 2" |
| Vent Type | Concentric |
| Voltage | 120 V |
| Power Consumption | 76 W |
| Ignition Type | Electric |
| Temperature Range | 36.7°C - 60°C |
| Smart Connectivity | Wi-Fi, Bluetooth |
| Overheat Shut-Off | Yes |
| Mobile Home Compatible | Yes |
| Certifications | ENERGY STAR Certified, AHRI Certified, CSA Listed |
Highlights
- ENERGY STAR Certified
- 15-year limited manufacturer's warranty
- Super High Efficiency
Compatibility
Compatible with standard residential 3/4-inch water lines, 2-inch concentric venting systems, 120V electrical connections, natural gas supply lines, mobile home installations, and Amazon Alexa, iOS, and Android smart control platforms.
Downloads
- Prop65 Warning Label
- Installation Manual
- Instructions/Assembly
- Operating Manual
- Dimensions Guide
- Use and Care Manual
- Warranty Guide
- HowTo Manual
- Energy Guide
Frequently asked questions
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Details
This product is crafted with quality materials to ensure durability and performance. Designed with your convenience in mind, it seamlessly fits into your everyday life.
Shipping & Returns
Orders typically ship within 5–7 business days. Returns are accepted within 30 days of delivery — see our Shipping Policy and Refund & Return Policy pages for full details.