MEGASUN 300L Direct Flat Plate Solar Water Heater SP300 KK × 4.20 m²; 301L Nominal Tank, 3.60 m² Collector Aperture, Thermosiphon System

MEGASUN 300L Direct Flat Plate Solar Water Heater SP300 KK × 4.20 m²

• Model: SP300 KK × 4.20 m²
• System type: Direct thermosiphon solar water heater
• Nominal storage capacity: 301L
• Collector configuration: 4.20 m²
• Collector aperture area: 3.60 m²
• Water-heating energy efficiency: 221% in average climate
• Annual electricity consumption: 462kWh in average climate
• Zero-loss collector efficiency η₀: 75%
• First-order heat-loss coefficient a₁: 3.36W/(K·m²)
• Second-order heat-loss coefficient a₂: 0.024W/(K²·m²)

The MEGASUN SP300 KK × 4.20 m² is a 300L-class direct thermosiphon flat-plate solar water heater designed for domestic and commercial hot-water applications. The system combines a 301L nominal storage tank with a 4.20 m² collector configuration and 3.60 m² collector aperture area.

Best For

Homes, hospitality facilities and other applications requiring a high-capacity direct solar hot-water system.

• Model: SP300 KK × 4.20 m²
• System configuration: Direct thermosiphon
• Nominal storage capacity: 301L
• Collector configuration: 4.20 m²
• Collector aperture area: 3.60 m²
• Water-heating energy efficiency: 221% in average climate
• Annual electricity consumption: 462kWh in average climate
• Zero-loss collector efficiency η₀: 75%
• First-order heat-loss coefficient a₁: 3.36W/(K·m²)
• Second-order heat-loss coefficient a₂: 0.024W/(K²·m²)
• Sound power level: 15dB(A)

Confirm installation orientation, roof or support structure, plumbing arrangement, water pressure, safety-valve requirements and available collector area before installation.