Laser Chillers CWFL-2000 CWFL-3000 CWFL-6000 are TEYU's three top-selling fiber laser chiller products which are specially designed for 2000W 3000W 6000W fiber laser cutting welding machines. With dual temperature control circuit to regulate and maintain the laser and the optics, intelligent temperature control, stable cooling and high efficiency, Laser chillers CWFL-2000 3000 6000 are the best cooling devices for your fiber laser cutters welders.