Rheem RTEX-11 Tankless Electric Water Heater (11kW, 240V)

Get instant hot water right when you need it with the Rheem RTEX-11. Compact, efficient, and perfect for single applications like showers or sinks, this space-saving unit delivers reliable hot water on demand without the bulk of a traditional tank.

✨ Why It’s a Great Choice
⚡ Endless hot water for single-use applications (shower, sink, under-sink setups)
🏠 Space-saving tankless design that fits tight areas easily
🔧 11kW, 240V system built for consistent performance
🎛️ Digital temperature control for simple, precise adjustments
💡 Energy-efficient operation to help reduce electricity costs
✅ Protected with Rheem’s 5-Year Heating Chamber Warranty + 1-Year Parts Warranty

📊 Specifications
🔌 Voltage: 240V / 208V | ⚡ Amperage: 46A | 💧 Flow Rate: 0.3–4.8 GPM
🛠️ Recommended Breaker Size: (1x50A) | Wire Size: 6 AWG
📏 Dimensions: 12 ⅝” H x 8 ¼” W x 3 ⅝” D
🚰 Water Connection: ½” NPT

⚠️ Important Note: Before purchasing, confirm your electrical panel can handle this unit’s requirements. If unsure, consult a licensed electrician.

The Rheem RTEX-11 Tankless Electric Water Heater is the perfect balance of efficiency, convenience, and reliability—hot water made simple.