The differences between the oil-water separator 2111 and the oil-water separator 4111 are as follows:
1. Different dimensions: the length of the oil-water separator 2111 is 2m and the diameter is 1.8m;; Model 4111 oil-water separator is 4m in length and 1.2m in diameter, which is larger than model 2111.
2. Different treatment capacity: The treatment capacity of Model 4111 oil-water separator is greater than that of Model 2111, which can treat more oil-water mixture and make the treatment efficiency higher.
3. Different prices: Model 4111 oil-water separator is larger in size and processing capacity, so its price is higher than that of Model 2111.