Lingaliro la rotary compressor la mtundu wa piston ndikuti pisitoni yozungulira yomwe imatchedwanso rotor imazungulira polumikizana ndi silinda ndipo tsamba lokhazikika limakanikiza firiji.Poyerekeza ndi ma compressor obwereza, ma rotary compressor ndi ophatikizika komanso osavuta pomanga ndipo amakhala ndi magawo ochepa.Kuphatikiza apo, ma rotary compressor amapambana kwambiri pakuchita bwino komanso magwiridwe antchito.Komabe, kulondola komanso antiabrasion ndikofunikira pakukonza magawo olumikizana.Pakalipano, mtundu wa pistoni wogudubuza umagwiritsidwa ntchito makamaka.