The ZW-221F is a derivative model based on the ZW-221, with similar functions and usage. To 

meet the demands of large-scale production, the oil tank capacity has been improved to 

3000ml. This model is equipped with a variable-speed stirring motor that stirs the liquid while it 

is heated, ensuring the oil is evenly and thoroughly heated inside the tank.

Product Functions and Features

• Large-capacity oil tank reduces the frequency of refilling, saving labor and meeting the demands of large-scale production. 

It also features a stirring function.

• High filling precision, stable and durable, easy to clean, and easy to maintain.

• Easy to operate, simple to learn, quick to master, and accessible to all users.

• Compact size, lightweight, no air pump, and noise-free.