Enjoy reliable, energy-efficient hot water with the Seven Stars 350L Pressurized Solar Water Heater. Built with high-grade stainless steel and vacuum tube technology, it’s perfect for large households, apartments, schools, and commercial applications.
Upgrade your home or commercial property with the Seven Stars 350L Pressurized Stainless Steel Solar Water Heater, designed to deliver high-efficiency performance and long-term reliability. This solar water heater uses cutting-edge vacuum tube technology to provide a constant supply of hot water, even in colder regions or on cloudy days.
Its pressurized system ensures consistent water pressure at all outlets, while the food-grade stainless steel inner tank guarantees hygienic and safe water storage. Whether for residential or commercial use, this system significantly reduces electricity bills and carbon footprint—making it an ideal investment for eco-conscious users.
With a large 350-litre capacity, it’s suitable for homes with 6–8 occupants or commercial premises like guest houses, dormitories, and hostels. The Seven Stars brand is trusted across East Africa for quality, durability, and solar innovation.
350 Litres Capacity – Ideal for large families or light commercial use
Pressurized System – Maintains steady water flow at all outlets
High Efficiency Vacuum Tubes – Fast heat absorption even on cloudy days
Food-Grade Stainless Steel Tank – Corrosion-resistant, hygienic, and long-lasting
All-Weather Design – Functions in all climates with proper insulation
Eco-Friendly & Cost-Effective – Reduces electricity bills and carbon emissions
Backup Electric Heater Ready – Can connect to electric heating element
Low Maintenance – Durable components built for long service life
Elegant Design – Sleek and modern stainless steel finish
| Specification | Details |
|---|---|
| Brand | Seven Stars |
| Model | SS-350L |
| Capacity | 350 Litres |
| System Type | Pressurized, Closed Loop |
| Inner Tank Material | SUS304-2B Food-Grade Stainless Steel (1.2–1.5mm thick) |
| Outer Tank Material | Stainless Steel / Color-coated Galvanized Steel |
| Insulation Layer | High-Density Polyurethane Foam (PU), 55–65mm |
| Vacuum Tubes | Borosilicate Glass Tubes (Approx. 30 tubes, 58×1800mm) |
| Collector Area | ~3.5–4.5 m² |
| Heating Method | Solar, with optional 1.5–3kW electric heater |
| Working Pressure | Up to 6 bar (600 kPa) |
| Frame Material | Galvanized Steel or Aluminum Alloy (anti-corrosion) |
| Inclination Angle | Adjustable to local latitude (~20–45°) |
| Max. Temperature | >90°C (with adequate sunlight) |
| Daily Hot Water Output | Approx. 280–320 Litres depending on sunlight |
| Warranty | 5 Years (Tank), 1 Year (Tubes & Accessories) |
| Applications | Residential homes, hostels, apartments, guesthouses |
1 × 350L Stainless Steel Tank
30 × Vacuum Tubes (58mm × 1800mm)
1 × Mounting Stand Kit
1 × Pressure Relief Valve
1 × Magnesium Anode (for anti-corrosion)
1 × Optional Backup Electric Heater Port
Installation Manual
Professional installation is recommended. For best results, mount the system facing true North (in Kenya) at an optimal tilt angle for maximum solar gain.
