Purchase Qty. Reference FOB Price
1-99 Square Meters US$6.20
100-499 Square Meters US$4.60
500-999 Square Meters US$4.30
1,000+ Square Meters US$3.90
Product Description
Product Description What is PTC Heating Film? The PTC means Positive Temperature Coefficient, it refers to kinds of specia materials, the electrical resistance of the PTC materials will increase when the temperature of the material is raised, and also the electrical resistance of the material ...