1. The circuit board is filled with sealant to prevent condensate from damaging the circuit board

2. The sheet metal volute can be equipped with connecting plates of different installation sizes, cast aluminum volute, sheet metal volute is optional, the length of the air outlet is optional, and the direction of the fan connection port is adjustable.

3. Compact structure, low noise, low vibration, high efficiency, long life

Protection function: locked-rotor protection, overvoltage protection, overcurrent protection, overheat protection

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