Characteristic：

● Multiple automatic protection and comprehensive fault self-diagnosis;
● Exquisite craftsmanship and high-quality international brand accessories ensure more stable and reliable products;
● Suitable for T3 high-temperature working conditions and R134a environmentally friendly refrigerant;
● Equipped with RS485 interface as standard, achieving telemetry, remote signaling, and remote adjustment;
● LED Nixie tube display, field parameters can be set;
● Standard heating function, optional hydrogen discharge function;
● Dry contact alarm output, normally open/normally closed optional