
Different Powers Surface Uncharged PTC Heating Elements for Air Heater. Enhanced Heat Exchange: Corrugated aluminum alloy fins significantly increase surface area for better heat exchange efficiency. Superior Safety Design: Surface uncharged design with PTC thermistors encapsulated in insulated paper prevents surface electricity. Customizable Power: Power options range from 500W to 5000W, allowing customization to meet specific heating needs. Versatile Applications: Suitable for EV heating, industrial drying, home appliances, and fresh air systems. RoHS Certified: Product meets RoHS certification standards for environmental safety and compliance. Fast Lead Time: Average lead time is within 15 workdays for both peak and off-season periods. Manufacturer Direct: Direct from manufacturer ensuring high quality, competitive pricing, and fast shipping. Custom Frame Options: Clients can use ready-made frames or request custom mold design for specific product structures.