SUL 181H TIMER has high quality and suitable price,has long electrical and mechanical life,light in weight,dust cover SUL 181H TIMER contact capacity: AC220V,16AFull timing range: 24HContact resistance: <=50mΩInsulation resistance:>=100MΩCoil voltage: 110,230VACelectrical life: 100000timesmechanical life: 10,000,000times