A.O. Smith Twister II Series | High-Efficiency Condensing Water Heaters | TWI 35-200 - TWI 45-200

The A.O. Smith Twister II Series represents the pinnacle of water heating technology, offering unparalleled efficiency and performance for both residential and commercial applications. This series includes two powerful models: the TWI 35-200 and TWI 45-200, both designed to meet the most demanding hot water needs while maintaining exceptional energy efficiency.

Series Overview

The Twister II Series boasts a remarkable 93% efficiency rating, setting a new standard in the water heating industry. These fully sealed condensing water heaters combine cutting-edge technology with robust construction to deliver reliable, high-volume hot water supply.

Key Features of the Twister II Series:

1. High Efficiency: Both models operate at 93% efficiency (gross value), significantly reducing energy consumption and operating costs.
2. Environmentally Friendly: Equipped with a Premix Low NOx burner, these heaters emit only 53 mg/kWh GVC, minimizing environmental impact.
3. Durable Construction: The stainless-steel tank is free of anodes, simplifying maintenance and ensuring longevity.
4. Quiet Operation: Specially designed blower and burner deliver whisper-quiet performance, ideal for noise-sensitive environments.
5. Versatile Installation: Lightweight design (79 kg) and multiple flue options (B23, C13, C33, C43, C53, C63) allow for flexible installation.
6. Fuel Flexibility: Compatible with both natural gas and propane, catering to various energy source requirements.
7. Agricultural Suitability: Maximum temperature setting of 85°C makes it perfect for agricultural applications.
8. User-Friendly Interface: Easy-to-use graphic LCD touchscreen display for effortless control and monitoring.

Model Comparison

TWI 35-200

• Nominal output: 34.9 kW
• Gas consumption: 3.6 m³/h
• Continuous draw-off capacity (ΔT=44°C): 710 l/h
• Heating-up time (ΔT=44°C): 17 minutes

TWI 45-200

• Nominal output: 45.1 kW
• Gas consumption: 4.7 m³/h
• Continuous draw-off capacity (ΔT=44°C): 910 l/h
• Heating-up time (ΔT=44°C): 13 minutes

Both models feature a 182-liter tank capacity and identical dimensions (H: 1655 mm, W: 560 mm, D: 660 mm), allowing for easy integration into various spaces.

Applications

The Twister II Series is ideal for a wide range of applications, including:

• Large residential properties
• Hotels and hospitality facilities
• Sports centers and gyms
• Industrial facilities
• Agricultural settings

Any environment requiring high-volume, efficient hot water supply

Twister II TWI 35-200 Specifications Chart

Draw-off Capacity (ΔT=44°C)

Draw-off Capacity (ΔT=50°C)

Draw-off Capacity (ΔT=55°C)

Twister II TWI 45-200 Specifications Chart

Draw-off Capacity (ΔT=44°C)

Draw-off Capacity (ΔT=50°C)

Draw-off Capacity (ΔT=55°C)

With its combination of high efficiency, powerful performance, and advanced features, the A.O. Smith Twister II Series stands as a premium choice for those seeking the best in water heating technology. Whether you choose the TWI 35-200 or the higher-capacity TWI 45-200, you're investing in a water heating solution that delivers exceptional results while minimizing energy consumption and environmental impact.