PT-850 pressure transmitter is a product developed according to the special needs of the water treatment industry. It is widely used in variable frequency pumps, complete water supply, air conditioning, petroleum, chemical industry, metallurgy, ships, medical equipment, vehicles, refrigeration machines, compressors, water pumps and other equipment fields. The product has professional waterproof hammer impact function, superior electrical performance and long-term stability. It has become the first choice in similar industries and can directly replace a variety of imported similar products. The end of this product adopts injection molding waterproof design, full temperature zone temperature compensation, stable electrical performance, and long-term stability

PT-401 pressure transmitter is a product dedicated to the refrigeration and heating industry. The high-performance diffused silicon piezoresistive sensor core converts the pressure of the measured medium into a 4~20mA, 0~5VDC analog signal through a highly reliable amplification circuit and precision digital temperature compensation and non-linear correction technology; unique anti-condensation Designed to prevent water vapor in the sensor cavity from condensing and damaging the circuit board. High stability and high cost performance can be widely used in refrigeration industries such as air conditioners, refrigerators, freezers, water-cooled screw units, etc.