YWZ series electro-hydraulic block brakes are operated by electro-hydraulic driver unit, Thery are widely used in elevating transportation, metallurgy mine, port, dock, construction and etc machine equipment. The voltage in working status is 380/220V. The matched driver unit of YWZ series block is MYTD5 series thruster. Our company produces different specification of the YWZ series block brakes which includes YWZ-200/23 which means the braking wheel diameter is 200mm and the matched thruster is MYTD5-23; YWZ-250/30 which means the braking wheel dia.is 250mm and the matched thruster is MYTD5-30, YWZ-315/30, YWZ-400/80, YWZ-500/121 and so on different models.