|No air pollution, maintenance free
||Rocker series pumps are driven by Piston, without the need of lubricant, regular oil changes and maintenance; with no oil pollution.
|Prote™ overflow protection
||Rocker series pumps are equipped with Prote™ filter cartridge which can prevent a large amount of liquid from being sucked into the pump by negligence. It can also filter particle and moisture to prolong the service life of pump.
|Air outlet filter device
||Rocker 430 pump is equipped with filter cartridge in air outlet to filter particle,moisture and supply clean air.
|Thermal protection device
||Every motor of Rocker series pumps has a built-in thermal protection device to shut off the pump automatically when overheated and then resume working when the temperature cools down.