Helvent investment ltd is professional electrical appliances importer and exporter of  all kinds of room Air conditioners, light commercial air conditioners  and other range of refrigeration products and  washing machines with the brand name harvest time as our trademark which will fit all your project specification

 We are one of earliest company which produce, importer and export  and research on 24V and 48V both full DC solar air conditioner and electrical air conditioners which can fully connected to the Solar system without inverter converters.

Helvent investment ltd  company delicate to working and developing on the solar electrical appliance and provide full solar solution according customized requirement like the power capacity, appliance items which combines with your local whether circumstance or environment.

As the development of new technology helvent investment ltd with our electrical appliances brand name harvest time has engaged to provide eco-friendly and energy saving products to protect the atmosphere we widely use CFC  free eco –friendly refrigerant in our products to get higher efficiency

We use famous motors products like HITACHI, MISTSUBISH , SANYO, COPLAND, DAIKIN compressors and inverter technology in our products to reduce the energy consumption  

Helvent investment ltd chooses several key manufacturers as our supplier partners who are all play important roles in some of our products , all of them hold ISO9001 –ISO14000 management system certificate and strictly quality control program and are suitable for long term cooperation.

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Frequently Asked Questions
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How long can I recharge the refrigerant volume for connecting copper pipes?
7000-18000btu 3.5 meters 24000btu 4 meters  41000btu/48000btu 5 meters

What is the refrigerant volume to charge for extra connecting copper pipe length?
7000-12000btu 20g/m 18000btu 30g/m 24000btu 60g/m  41000btu-48000btu 80g/m

What is the Max? Pipe length allowed for split air conditioners?
7000-12000btu 7m 18000btu 10m 24000btu 15m 41000btu-48000btu 20m

What is the Max? Height distance between indoor and outdoor units?
7000-12000btu 5m 18000btu 7m 24000btu 7m 41000btu-48000btu 15m

What brands of compressor you are using for your products?
Toshiba, Hitachi, Mitsubishi, Sanyo, Dakin, Copeland rotary or scroll compressor.

What is the warrantee for your products?
Warrantee is 3 years for the complete units and 5 years for compressor from your purchasing date.