Cento L135 and L155 – new units on offer 29.11.2017 Since mid-February 2015, we have extended the Cento series with two CHP units with Liebherr engine. These are units with an output of 135 kW and 155 kW. For limited time, these units are included in the special Start programme. Learn about the Start programme conditions at the relevant regional sales manager. Download the current TEDOM CHP units brochure.