I-WD-9402D thermal cycler iyithuluzi laselabhorethri elisetshenziswa kubhayoloji yamangqamuzana ukukhulisa ukulandelana kwe-DNA noma kwe-RNA nge-polymerase chain reaction (PCR).Kwaziwa nangokuthi umshini we-PCR noma i-DNA amplifier.I-WD-9402D inesikrini esithintwayo esingu-10.1-intshi sombala, okwenza kube lula ukusilawula, sikunikeza inkululeko yokuklama nokulayisha ngokuphephile izindlela zakho kusukela kunoma iyiphi idivayisi yeselula noma ikhompyutha yedeskithophu.