Model ListαSM Series ( Single - speed Type )Model ( For 100V-115V ) Model ( For 200V-230V ) Capacity ( kg ) αSM-006 αHM-006 60 αSM-01 αHM-01 100 αSM-016 αHM-016 160 αSM-025 αHM-025 250 αSM-050 αHM-050 500 Model ListαSBM Series ( Dual - speed Type )Model ( For 100V-115V ) Model ( For 200V-230V ) Capacity ( kg ) αSBM-006 αHBM-006 60 αSBM-01 αHBM-01 100 αSBM-016 αHBM-016 160 αSBM-025 αHBM-025 250 αSBM-050 αHBM-050 500 α Alpha Series Top Electric Chain Hoists Lineup