The following shows the Renold Gears range of parallel / in-line gear units either motorised or speed reducer versions.
All units use high precision, hardened and ground helical gears for maximum transmission of power and high efficiency.

RP Series: Helical geared motor unit, foot and flange mounted types,up to 363:1 ratio; Max Power: 22kW Max Torque: 2000Nm.
RS Series: Helical geared motor unit, foot and flange mounted options, up to 80:1 ratio; Max Power: 65kW Max Torque: 3500Nm.
RF Series: Shaft Mounted Helical Gear unit, available with a direct flange mounted motor. up to 300:1 ratio; Max Power: 7.5kW Max Torque: 800Nm.
SMXtra Series: Helical shaft mounted unit with parallel or taper bush mounting, up to 25:1 ratio; Max Power: 235kW Max Torque: 38,000NM.
HC Series: Helical gear unit, foot and shaft mounted types; Max Power: 11,000kW Max Torque: 464,000NM.