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AquaSolar R Series- Evacuated Heat Tube Solar Water Heater

Description:

Experience the next generation of solar water heating with AquaSolar’s R300 / R66 Evacuated Heat Tube System. Engineered with advanced vacuum tube technology, this pressurized solar water heater delivers exceptional performance, ensuring a constant supply of hot water throughout the year.

Featuring high solar absorption and low-emission coatings, the system efficiently converts sunlight into heat energy and transfers it through durable heat pipes into the storage tank. The innovative vacuum tubes are designed to track the sun’s natural path, providing maximum efficiency—even in cold or cloudy climates.

With robust construction, energy-saving design, and reliable heating performance, the AquaSolar R300 / R66 is the perfect solution for homes and businesses seeking sustainable, cost-effective, and eco-friendly hot water solutions.

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Specification

Warranty8 Years
Guarantee2 Years
Tank capacity300L
Tank size2350mm x 460mm
Tank weight45KG
Inner tank material304 S/S
Outer tank material304 S/S
InsulationPolyurethane Foam
Working pressure6 Bar
Booster3kw / Dual Safety
SystemSealing system
Magnesium BarYes
PressurizedYes
ControllerOptional
Daily hot water temperature45-90°C (sunny day)
Vacuum tube quantity22pcs
Vacuum tube size1800mm x 58mm
Glass MaterialHigh Borosilicate 3.3 glass
Efficiency80%
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AquaSolar R Series- Evacuated Heat Tube Solar Water Heater

Description:

Experience the next generation of solar water heating with AquaSolar’s R300 / R66 Evacuated Heat Tube System. Engineered with advanced vacuum tube technology, this pressurized solar water heater delivers exceptional performance, ensuring a constant supply of hot water throughout the year.

Featuring high solar absorption and low-emission coatings, the system efficiently converts sunlight into heat energy and transfers it through durable heat pipes into the storage tank. The innovative vacuum tubes are designed to track the sun’s natural path, providing maximum efficiency—even in cold or cloudy climates.

With robust construction, energy-saving design, and reliable heating performance, the AquaSolar R300 / R66 is the perfect solution for homes and businesses seeking sustainable, cost-effective, and eco-friendly hot water solutions.

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Specification

Warranty8 Years
Guarantee2 Years
Tank capacity300L
Tank size2350mm x 460mm
Tank weight45KG
Inner tank material304 S/S
Outer tank material304 S/S
InsulationPolyurethane Foam
Working pressure6 Bar
Booster3kw / Dual Safety
SystemSealing system
Magnesium BarYes
PressurizedYes
ControllerOptional
Daily hot water temperature45-90°C (sunny day)
Vacuum tube quantity22pcs
Vacuum tube size1800mm x 58mm
Glass MaterialHigh Borosilicate 3.3 glass
Efficiency80%
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Vacuum Tube

A solar vacuum tube works similarity in design to a coffee thermos. It consists of a two-layer glass with a vacuum in between the layers. The outer layer of the solar tube is made of borosilicate glass, which has very low iron content and allows 98% of light energy to pass through.

Vacuum Tube Heat Pipe
Size: 1800 x 58 mm Heat Pipe Tubes
High Borosilicate 3.3 Glass 0.6 mm Thickness
Efficiency: 91% - 94% 14 mm Condenser
Three-target Tubes Anti-Freezing Function
Top Efficiency
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A+ Controller

The A+ Controller is an intelligent controller for solar water heaters, specifically designed for integrated pressure solar energy systems. The controller features an LCD liquid crystal display, providing a beautiful appearance and ensuring stable and reliable performance. It is easy to install and has become the ideal accessory product for solar water heaters. With the Smart Controller, you can have a clear display of the water temperature. It is also intelligent enough to activate the backup heater below the set point in cases of excessive usage or during continuous rainy days.

A+ Controller Specification

A+ Controller Values
3000W Controller Dimensions 205 x 150 x 50 mm
Power Supply AC100 - 240V, 50Hz
Power for Water Loading <3W
Accuracy of Temperature Measuring ±2ºC
Range of Temperature Measuring 0 - 99ºC

Light Up Your Future with Solar

Cleaner Energy, Brighter Living, Lasting Impact

Every step you take toward solar brings you closer to a greener planet and greater independence.
Let’s make your future brighter—starting now.

Light Up Your Future with Solar

Cleaner Energy, Brighter Living, Lasting Impact

Every step you take toward solar brings you closer to a greener planet and greater independence.
Let’s make your future brighter—starting now.

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Aqua Solar System provides reliable and energy-efficient solar solutions for homes and businesses across Malaysia.

Address
29 Floor, Jalan STR 2, Saujana Teknologi Rawang, 48000 Rawang, Selangor.

© 2026, Aqua Solar Technology.