A.O. Smith SGE High-Efficiency Solar Water Heaters Series
A.O. Smith SGE High-Efficiency Solar Water Heaters Series
The A.O. Smith SGE Series represents the pinnacle of solar water heating technology, offering unparalleled efficiency and performance for both residential and commercial applications. Featuring two robust models, the SGE 40 and SGE 60, this series is designed to meet varying hot water demands while maximizing energy savings and reducing environmental impact.
Series Overview
The SGE Series boasts fully room-sealed condensing high-efficiency solar water heaters with efficiency ratings up to 96%. These units are engineered to seamlessly integrate with solar thermal systems, providing maximum solar contribution and comfortable heat levels through an intelligent solar controller.
Key features of the SGE Series:
- Nominal outputs ranging from 42.8 kW to 60.4 kW
- 370-liter capacity for both models
- Energy efficiency class A rating
- XXL load profile for high-demand applications
- Automatic gas/air premix burning system with burner modulation
- Low-maintenance inert anodes as standard
- Whisper-quiet operation for minimal disturbance
- Digital weekly timer with easy fault diagnosis
- Programmable anti-legionella purge cycle for enhanced safety
- Compact design with integrated solar heat exchanger
- Adjustable water temperature settings from 40°C to 80°C
Model Comparison
The SGE 40 and SGE 60 cater to different hot water demands:
- SGE 40: Ideal for smaller applications, offering 42.8 kW nominal output and 840 l/h continuous draw-off capacity (Δt=44°C).
- SGE 60: Perfect for larger demands, providing 60.4 kW nominal output and 1200 l/h continuous draw-off capacity (Δt=44°C).
Both models share the same physical dimensions (2055 x 925 x 850 mm) and weight (245 kg), making them suitable for various installation scenarios. They also feature multiple flue options (B23, C13, C33, C43, C53, C63) for flexible installation.
Environmental Impact
With low NOx emissions (29-31 mg/kWh GVC) and high efficiency ratings, the SGE Series significantly reduces carbon footprint compared to traditional water heaters. The integration with solar thermal systems further enhances their eco-friendly performance.
Applications
The A.O. Smith SGE Series is versatile enough to suit a wide range of applications:
- Residential: Large homes, multi-family dwellings
- Commercial: Hotels, restaurants, fitness centers
- Institutional: Schools, hospitals, care homes
SGE 40 Specifications Chart
Specification |
Value |
Model |
SGE 40 |
Nominal input (gross) |
44.4 kW |
Nominal output |
42.8 kW |
Gas consumption |
4.2 m³/h |
Empty weight |
245 kg |
Efficiency (gross value) |
96% |
NOx emissions |
29 mg/kWh GVC |
Capacity |
370 l |
Max. temperature setting |
80°C |
Continuous draw-off (Δt=44°C) |
840 l/h |
Heating-up time (Δt=44°C) |
15 min |
Height |
2055 mm |
Depth |
925 mm |
Width |
850 mm |
Flue connection diameter |
100/150 mm |
Energy labelling |
A |
Load profile |
XXL |
SGE 60 Specifications Chart
Specification |
Value |
Model |
SGE 60 |
Nominal input (gross) |
63.3 kW |
Nominal output |
60.4 kW |
Gas consumption |
6.0 m³/h |
Empty weight |
245 kg |
Efficiency (gross value) |
95% |
NOx emissions |
31 mg/kWh GVC |
Capacity |
370 l |
Max. temperature setting |
80°C |
Continuous draw-off (Δt=44°C) |
1200 l/h |
Heating-up time (Δt=44°C) |
10 min |
Height |
2055 mm |
Depth |
925 mm |
Width |
850 mm |
Flue connection diameter |
100/150 mm |
Energy labelling |
A |
Load profile |
XXL |
By choosing the A.O. Smith SGE Series, customers invest in a future-proof, energy-efficient solution that combines the power of solar energy with cutting-edge water heating technology.
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