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![HansenP4](https://www.mining-technology.com/wp-content/uploads/static-progressive/nri/mining/clients/Hansen/HansenP4Multistage.jpg)
The P4 Multi-Stage Gear unit comes in 19 standard sizes, with torque ratings from six kilonewton meters (kNm) to 1100kNm, and reduction ratios of 6.3 to 630.
The unit includes a specific housing for either horizontal or vertical applications, both of which come with a horizontal split. Other features include solid or hollow low-speed shafts, parallel or right angle shaft configuration, and other standard options, including lantern housing, cooling devices, and instrumentation.