The corrosion energy of industrial environments such as fire-resistant (gasoline, diesel) oil, salt spray, etc. is strong, and it has the characteristics of good output linearity, strong anti-wear performance, and long service life.

It has strong resistance to corrosion in industrial environments such as fuel oil, lubricating oil and salt spray, and features good output linear characteristic curves, strong anti-wear performance and a long service life.

It features excellent heat dissipation performance and self-regulating temperature characteristics, making it suitable for medium and small power electric heating applications. It has high reliability and no mechanical wear.