Tach-Man Tachographs are micro-processor controlled and are available with a fourth stylus. The 9400 Series comes equipped with an engine overspeed warning light, 2 speed axle correction, serial data output, unique engine speed recording and a self diagnostic feature.

Click Here to learn how the Tach-Man tachographs can save you fuel and see how easy it is read our charts.

Tach-Man Tachographs are the market leader in warranty offering a 2 year unlimited mileage warranty.