Products

Koyer (Ningbo Keyi Electric Appliance Co., Ltd.) specialising in the manufacture of Small Evaporative Air Cooler Fans, boasts robust factory capabilities and comprehensive local support. Our products adhere to a practical approach, delivering efficient cooling and stable operation, making them suitable for both individual and corporate procurement.

With 30 years of dedication to the air cooler industry, Koyer (Ningbo Keyi Electric Appliance) adheres to craftsmanship! This newly launched Portable AC DC Air Cooler Fan manufactured by our own factory, features a 30-litre water tank, variable speed, automatic left-right oscillation, and manual up-down oscillation!

Koyer (Ningbo Keyi Electric Appliance Co., Ltd.) , is a specialist manufacturer of Rechargeable Evaporative Air Cooler Fan. Operating under standardised production processes and leveraging the local industrial chain to maintain strict cost control, our products deliver efficient cooling performance and exceptional durability at an affordable price point, representing a highly cost-effective cooling solution.

We are the professional Industrial AC DC Air Cooler Fan manufacturer with strong market demand for its products. We adopt standardized production processes and rely on the local industrial chain to control costs. Our 30L air cooler is equipped with simple switch control, easy to operate, and delivers good cooling performance. Durable and affordable.

Koyer (Ningbo Keyi Electric Appliance Co., Ltd.) is a trusted cooling model portable DC air cooler fan manufacturer in China. With advanced factory facilities and 30+ years of production expertise, we deliver high-performance air coolers backed by rigorous quality control. Our localized supply chain ensures reliable, durable cooling solutions with low maintenance needs – preferred by global enterprises for energy-efficient operations.

Looking to purchase a portable rechargeable air cooler fan at an affordable price? You can contact Koyer and let us be your manufacturer. We have reliable product manufacturing capabilities and customized R&D capabilities. Our air coolers are durable, provide excellent cooling performance, and are suitable for various applications.