Filter Pads for Hakko Air Pumps
Starts at: Price Varies
The air filter for the HK25LP and HK40LP is located on the side of the body underneath the plastic cover. The air filter for the HK40L through HK250L is located at the top of the air pump underneath the plastic lid.
The air filter should be cleaned every few months to maintain good air flow to the pump. You may wash the filter in tap water multiple times before it needs to be replaced.