Rinnai RE199eN — Natural Gas Non-Condensing Tankless Water Heater
The Rinnai RE199eN brings high-capacity on-demand hot water using natural gas. Engineered for outdoor installation, this non-condensing unit handles high BTU loads with modulating output, offering **9.8 GPM of hot water** when needed. Its rugged design, compact dimensions, and efficient flow make it ideal for homes with high hot water demand.
Key Features & Benefits
- Fuel: **Natural Gas (NG)** — cost-effective where available.
- Flow Rate: **9.8 GPM** at moderate temperature rise.
- Input Capacity: **10,400 to 199,000 BTU/hr** capable of modulation.
- Dimensions & Weight: 24.64″ H × 14.05″ W × ~10.77″ D, 42.1 lb.
- Gas and water connections: 3/4″ NPT.
- Non-condensing design minimizes venting complexity.
- Outdoor-rated for use in exterior conditions.
Specifications
| Model | RE199eN |
| Maximum Input | 199,000 BTU/hr |
| Flow Rate (max) | 9.8 GPM |
| Dimensions (H × W × D) | 24.64″ × 14.05″ × 10.77″ |
| Weight | 42.1 lb |
| Gas Type | Natural Gas (NG) |
| Connection Size | 3/4″ NPT gas & water |
The Rinnai RE199eN provides strong, efficient hot water performance using natural gas. Its robust outdoor design and high BTU capacity make it perfect for homes with elevated hot water demands. As always, ensure correct venting, gas line sizing, and manufacturer compliance for installation.