Prices last verified: September 2026 by Charles Okello, BSc Horticulture, Hortitechno Produce and Services.
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Solar – powered drying system drying technology is a sustainable alternative to traditional drying methods which takes 2 weeks to 4weeks to dry produce. Solar dryers take 2 – 7 days depending on the produce. Solar dryers in Kenya are helping farmers improve the quality and life of their produce, reduce post-harvest losses, and create new economic opportunities.
A solar-powered drying system harnesses the sun’s energy to dry fruits, vegetables, grains, and other agricultural products more hygienically and efficiently compared to traditionals methods. At Hortitechno Produce and Servicnes, we provide reliable, efficient, and affordable solar – powered drying system solutions designed to meet the unique needs of farmers across Kenya.
How would you describe a solar – powered drying system?
Solar – powered drying systems uses the energy from the sun to dry agricultural products such as maize, fruits, vegetables, meat, chillies, fish, coffee and herbs. The solar – powered drying systems also known as solar dryers in Kenya capture the heat from the sun using transparent or translucent covers, which heats up the air inside and removes moisture from the products creating a controlled warm environment that accelerates the drying process while protecting the products from pests, dust, and contamination. Unlike traditional drying methods that expose produce to the elements, solar dryers ensure cleaner and more efficient drying.
Importance of Solar – powered drying systems in Kenya
Reduce post harvest loses. Solar – powered drying systems preserve fruits vegetables grains and other perishable products by removing moisture content thereby preventing spoilage.
Solar – powered drying systems in Kenya lowers the production cost of farmers as they use sun energy reducing reliance on electricity.
Improves food security by extending the life of food, solar – powered drying systems ensures availability during off-seasons.
Produce quality is enhance as nutrients are retained and protects food from contamination, pest and dust.
Some rural areas in Kenya lack access to electricity, making solar drying a practical and accessible solution.
Solar – powered drying systems enables farmers to sell surplus food instead of losing it to spoilage.
Types of solar – powered drying systems used in Kenya
At Hortitechno, we offer various solar dryer designs tailored for different scales and products:
Natural solar dryers or Direct solar dryers – They only use energy from the sun, these dryers expose produce directly to the sun while being enclosed in a transparent cover to trap heat.
Indirect solar dryers – Heat from the sun is used to warm air, and this heated air is then passed over or around the material being dried, without direct exposure to the solar radiation.
Hybrid solar dryer – They use sun energy and require power from external sources i.e electricty or biomass.
Forced convention solar dryers – They use a solar panel to power fans, increasing drying speed and uniformity.
Other types of solar dryers
Solar Cabinet Dryers: These have a compartment to hold vegetables and a transparent roof that lets sunlight in. The heat is captured inside and circulated to dry the produce.
Solar tunnel dryers: Long, tunnel-like structures that allow the fruits or vegetables to be laid out in trays along the tunnel. These can dry larger quantities of produce at once.
What materials are used in making solar dryers in Kenya?
Galvanized metal frames or woods: Wood frames are treated to prevent pests like termites from spoiling the wood, used by small scale dryers because of the available and they are affordable. Galvanised metal frames are commonly used by large scale growers because of their durability.
Clear/Milky white/Nectarine polythene: 200 micron uv treated milky white polythene is used to cover the frame.It traps 80% of the sunlight.
Inscect net: The mesh design allows airflow and light while also keeping out insects.
Drying shelves: The produce being dried is placed on these shelves.
Solar panels: Regulates temperature and humidity, optimizing the drying process.
Fan: Used for active air flow in the solar dryer.
Ventillation: Small holes are strategically placed on the upper and lower part of the solar dryer to allow air circulation, warm air rises and passes out through the upper vents creating room for fresh air through the lower vents.
Black liner: They are applied at he base of the solar dryer for absorbing and retaining heat.
Trays: Used to carry the produce being dried before it is put on the drying shelves.
Nails, screws and bolts: These are used for assembling the frames of the solar dryer.
Solar dryer prices in Kenya – 2025
| No. | Solar dryer size (L x W x H) | No of shelves Rows/Shelves | Carring weight (Kg) | Amount (KSH. ) |
| 1 | 2M x 3M 2M | 2/2 | 80 – 100 | 120,000 |
| 2 | 2M x 4M 3M | 2/2 | 90 – 110 | 150,000 |
| 3 | 2M x 5M 2M | 2/2 | 110 – 130 | 180, 000 |
| 4 | 3M x 5M 2M | 2/2 | 125 – 150 | 215, 000 |
| 5 | 3M x 6M 2M | 2/2 | 150 – 180 | 250, 000 |
| 6 | 4M x 6M 2.2M | 2/3 | 200 – 250 | 290, 000 |
| 7 | 5M x 6M 2.2M | 2/3 | 240 – 300 | 350, 000 |
| 8 | 6M x 6M 2.2M | 3/3 | 300 – 380 | 385, 000 |
| 9 | 6M x 8M 2.2M | 3/3 | 500 – 600 | 450, 000 |
| 10 | 7M x 9M 2.2M | 3/3 | 800 – 1000 | 520, 000 |
| 11 | 8M x 10M 2.2M | 3/3 | 1200 – 1500 | 580, 000 |
| 12 | 8M x 12M 2.2M | 3/3 | 2000 – 2300 | 650, 000 |
| 13 | 8M x 15M 2.2M | 3/3 | 3000 – 4000 | 780,000 |
| 14 | 8M x 24M 2.2M | 3/3 | 3000 – 4000 | 950, 000 |
| 15 | 8M x 30M 2.2M | 3/3 | 6000 – 7000 | 1, 400,000 |
How long does it take to dry produce using a solar – powered drying systems?
The time it takes for a solar – powered drying systems to fully dry produce varies depending on several factors, including the type of produce, initial moisture content of fresh produce, thickness of slices, and sun intensity or weather conditions. Solar dryers offers faster, more consistent, and safer drying thanks to controlled heat and airflow.
Here is an overview of approximate drying times using a modern solar – powered drying systems:
- Leafy vegetables (e.g., sukuma wiki, spinach): 1–2 days
- Tomato slices: 1–2 days
- Mango and pineapple slices: 1.5–3 days
- Bananas: 2–4 days
- Herbs and spices (e.g., mint, moringa): 1–2 days
- Maize (using a solar maize dryer): 2–5 days to reach safe storage moisture levels below 13%
- Grains and legumes: 2–4 days
- Fish and meat: 2–5 days, depending on thickness
During hot, sunny days, the solar dryers works faster, while cloudy or rainy conditions can slightly extend drying time. To ensure quicker and even drying, it is recommended to slice produce thinly, avoid overcrowding trays, and use systems with forced convection or fans to improve airflow.
What can be dried using solar dryers in Kenya?
Solar dryers in Kenya can be used to dry a wide variety of farm produce.They include:
Solar fruit dryer: Mangoes, bananas, apples, pineapples, papayas, oranges, strawberries
Solar vegetables dryer: Tomatoes, peppers, onions, garlic, carrots, spinach, mushrooms
Grains and Legumes dryer: Rice, maize, wheat, lentils, beans, peas, sorghum, millet
Herbs and spices: Mint, turmeric, ginger, chili, coriander, moringa
Nuts and Seeds: Cashew nuts, almonds, peanuts, sunflower seeds, sesame seeds, groundnuts
Meat, fish and Cassava
What is the procedure for drying in Solar dryer in Kenya?
Preparation of Produce
Select fresh, ripe produce: Choose mature, ripe fruits or vegetables that are free from disease or damage.
Wash thoroughly to remove dirt, pesticides, and contaminants.
Cut the produce into uniform pieces to ensure even drying. The size of the pieces may vary based on the type of produce but should generally be thin enough to dry quickly.
Ensure proper location: Place the solar dryer in a location where it will receive direct sunlight for most of the day.
Check ventilation: Make sure the dryer has adequate ventilation to allow moisture to escape, which helps speed up the drying process.
Place the produce in drying trays: Arrange the prepared produce evenly on drying trays. Avoid overcrowding to ensure air circulation around each piece.
Advantages of solar dryers in Kenya
- Solar dryers in Kenya rely on free solar energy, reducing reliance on electricity or fuel-powered drying methods.
- Compared to traditional open-sun drying, solar dryers retain more nutrients and maintain better color, flavor, and texture.
- Solar dryers keep products enclosed, protecting them from contamination by dust, pests, and animals.
- Farmers can process and preserve surplus harvests, increasing market value.
- Solar dryers achieve higher temperatures and reduce moisture levels more efficiently, leading to faster drying than open-sun methods
- Solar dryers minimize spoilage caused by improper drying, mold growth, and exposure to pests or unpredictable weather
- Solar dryer manufacturing, installation, and maintenance can create jobs locally
Barriers to effective solar dryers in Kenya
Weather dependence: Solar dryers rely on sunlight, making them ineffective during cloudy or rainy seasons.
Technological barriers: Poorly designed dryers may not capture enough solar energy, leading to slow or uneven drying.
High Initial cost: Some solar dryers require expensive materials and setup, making them inaccessible for small-scale farmers. At Hortitechno we offer low cost solar dryers for affordability.
Lack of awareness and Knowlege: Many farmers lack knowledge about solar drying systems, including how they work, their maintenance, their benefits, and proper usage, which limits their adoption
Government support
The Kenyan government has implemented several initiatives to promote the use of solar – powered drying systems, aiming to enhance agricultural productivity. For example, on 7th of August 2024, the Agriculture and Food Authority (AFA) launched the National Pyrethrum Solar Dryer initiative. During this event, 64 modern solar dryers were distributed to the county governments of West Pokot, Nakuru, Nyandarua, and Bomet. This effort aims to enhance pyrethrum quality through the adoption of climate-smart technologies.
Where to get best solar – powered drying systems in Kenya.
At Hortitechno Produce and Services, we are committed to delivering the best solar – powered drying systems solutions in Kenya at affordable prices. Whether you’re looking for a solar vegetable dryer Kenya, a solar maize dryer, or a versatile solar dryer for agricultural products, we have the expertise and technology to support you.Our innovative and efficient solar – powered drying systems are designed to help farmers preserve their produce. With years of experience, cutting-edge technology, and a deep understanding of local agricultural needs, we provide tailored solutions that guarantee optimal results.
Our team of experts ensures seamless installation, ongoing support, and training to help you maximize the benefits of solar drying. With our advanced solar dryer designs, you can transform your farming operations and boost your profits.
Contact Us Today
Ready to upgrade your post-harvest processing with a reliable solar – powered drying system? Contact Hortitechno Produce and Services today for customized solutions and the best solar dryer prices in Kenya.
