YFB4 series plua plav tawg-pov thawj peb-theem asynchronous lub cev muaj zog yog tag nrho ntawm nws tus kheej kiv cua-txias squirrel-cage peb-theem asynchronous lub cev muaj zog. Nws muaj cov yam ntxwv ntawm qhov me me, lub teeb yuag, txhim khu kev qha, zoo nkauj tsos, thiab lwm yam. Nws kuj muaj kev ua haujlwm siab, tsis tshua muaj suab nrov, me me vibration thiab qis kub nce. Loj, kev ua tau zoo heev, qib siab thiab tsim nyog tawg-pov thawj qauv, siv kev nyab xeeb thiab txhim khu kev qha, thiab lwm yam.