MEGASUN 120L Direct Flat Plate Solar Water Heater SP120 KK × 2.10 m²; 110L Nominal Tank, 1.80 m² Collector Aperture, Thermosiphon System

MEGASUN 120L Direct Flat Plate Solar Water Heater SP120 KK × 2.10 m²

• Model: SP120 KK × 2.10 m²
• System type: Direct thermosiphon solar water heater
• Nominal storage volume: 110L
• Collector configuration: 2.10 m²
• Collector aperture area: 1.80 m²
• Water-heating energy efficiency: 134% in average climate
• Annual electricity consumption: 766kWh in average climate
• Zero-loss collector efficiency η₀: 75%
• Heat-loss coefficients: a₁ 3.36W/(K·m²), a₂ 0.024W/(K²·m²)
• Sound power level: 15dB(A)

The MEGASUN SP120 KK × 2.10 m² is a 120L-class direct thermosiphon flat-plate solar water heater for residential hot-water applications. The certified system uses a 110L nominal storage tank and a 2.10 m² collector configuration with 1.80 m² collector aperture area.

Best For

Homes and smaller households requiring a direct solar hot-water system with a compact flat-plate collector configuration.

• Model: SP120 KK × 2.10 m²
• System configuration: Direct thermosiphon
• Declared load profile: L
• Nominal storage volume: 110L
• Collector configuration: 2.10 m²
• Collector aperture area: 1.80 m²
• Water-heating energy efficiency, average climate: 134%
• Water-heating energy efficiency, colder climate: 115%
• Water-heating energy efficiency, warmer climate: 179%
• Annual electricity consumption, average climate: 766kWh
• Annual electricity consumption, colder climate: 894kWh
• Annual electricity consumption, warmer climate: 573kWh
• Zero-loss collector efficiency η₀: 0.750
• First-order heat-loss coefficient a₁: 3.36W/(K·m²)
• Second-order heat-loss coefficient a₂: 0.024W/(K²·m²)
• Incidence angle modifier: 0.85
• Pump power consumption: 0W
• Standby power consumption: 0.00W
• Sound power level: 15dB(A)

Confirm available installation area, orientation, support structure, plumbing arrangement and water pressure. The manufacturer specifies that a pressure-safety valve and electric thermostat must be fitted unless already incorporated in the appliance.