Updated on December 3, 2021


Created on September 4, 2019

SAYeTECH Multi-Crop Thresher

Upcoming Update

SAYeTECH Multi-Crop Thresher is designed to thresh different kinds of grain including beans, soybean, sorghum, millet, maize, etc.

Developed By Unknown
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Product Description

The Multi-Crop Thresher designed by SAYeTECH is a diesel-powered thresher equipped with different kinds of sieves to facilitate threshing of different kind of grain and cereal. The system can be operated efficiently by two people, reducing labor cost and eliminating drudgery.

Market Suggested Retail Price


Distributors / Implementing Organizations

Training and testing of the product carried out by SAYeTECH partnering with Compatible technology International.   

Manufacturing/Building Method

The multi-crop thresher is manufactured at their facility in Kumasi, Ghana.

Intellectural Property Type

Patent Protected

User Provision Model

Farmers and service providers can obtain the thresher from authorized local fabricators. Product can also be ordered online from the company website.

Distributions to Date Status

41 units have been distributed in Ghana, as of 2019. Interview with representative

Feedstock type

Soybean, maize, millet, rice, beans, etc

Feedstock rate (kg/hr)

200 – 1,500 (Capacity varies for different crops).

Manual or motorized

Motorized diesel engine

Energy requirement (W)

18 HP

Portable or stationary


Design Specifications

The Multi-Crop Thresher is a post harvest product equipped with sieves of different hole sizes to facilitate threshing of different kinds of grains with minimal breakage. The  thresher winnows chaff and produces almost no dust and can be operated by two people efficiently. The implement weighs 1,400 kg with dimensions 108 × 60 × 74 (inches).

Technical Support

Provided by the manufacturer. There is also a helpful video about the operation and maintenance of the equipment.

Replacement Components

Belts, bearings and the suction blocker Interview with representative 


15-20 years interview with representative 

Manufacturer Specified Performance Parameters

The Multi-Crop Thresher has an output 0f 200 to 1,500 Kg of grain per hour (capacity varies for different crops), which is 40 times faster than manual threshing and it produces almost no dust and does not crush seeds (<2%). It winnows chaff and it can be operated efficiently by two people.

Vetted Performance Status



Potential hazards related to the operation of this product include hammers in the hopper.

Complementary Technical Systems

A tractor to pull the equipment.

Academic Research and References


Compliance with regulations

The product has been designed according to international engineering standards (ASME iShow Partners) . The team is awaiting certification. Interview with representative

Other Information


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