MODEL # SB-4.5-4400 Collector Area 15.9 m2 ( 171 sq. ft) Thermal Efficiency: 82% Tracking Dual Axis Temperature Protection Automatic stow mode Maximum Collector temperature 105° C ( 221 deg. F) Maximum fluid temperature of Primary loop 95° C ( 203 deg. F) Maximum fluid Temperature of Secondary loop 95° C ( 203 deg. F) Maximum Fluid Pressure 172 kPa ( 25 PSI) AC Power Interruption Protection Automatic Solar Concentrator shut-down to Survival Position ( 90 deg Vertical Axis) . Heat Transfer Fluid Propylene Glycol/ Water solution ( 40% / 60% to -18 deg. C) or ( 50% / 50% to -30 deg. C) Flow Rate 19 Litres min / ( 5 Gallons / min) Power Supply 120V - 240V ( 24VDC to dish) DIMENSION & AREA Reflector diameter 4.5m ( 14.7 ft) Focal point distance 2.2m ( 86.63 inches) Heat Sink Collector 25.4 cm X 25.4 cm ( 10â x 10â ) Mounting Post 2.4 m ( 8â ft) HOT WATER PRODUCTION @ 1000 watts / m2 Peak Kw 13 kW/ hour Peak BTUs 44, 350 BTUs/ hour SolarTron Energy Systems Inc. 1328, Highway # 6 Amherst, NS, B4H 3Y2, C anada Telephone: + 1-902-661-2007 Fax: + 1-902-661-3709 Web: www.solartronenergy.com E-mail: sales@ solartronenergy.com MATERIAL Reflector Anodized Aluminum ( 90% Reflectance) Mounting Post Steel Weight 300 Kg ( 661 lbs) POWER CONSUMPTION Vertical Axis Motor 24W, 2A Horizontal Axis Motor 12W, 0.5A Power Back up ( UPS Battery)