Model ListαSM Series ( Single - speed Type )Model( For 100V-115V )Model( For 200V-230V )Capacity( kg )αSM-006αHM-00660αSM-01αHM-01100αSM-016αHM-016160αSM-025αHM-025250αSM-050αHM-050500Model ListαSBM Series ( Dual - speed Type )Model( For 100V-115V )Model( For 200V-230V )Capacity( kg )αSBM-006αHBM-00660αSBM-01αHBM-01100αSBM-016αHBM-016160αSBM-025αHBM-025250αSBM-050αHBM-050500 α Alpha Series Top Electric Chain Hoists Lineup