HomeEquipmentEarthmoving EquipmentExcavatorsCaterpillar Hydraulic ExcavatorsAdvertisement: Caterpillar D-Series hydraulic excavators showcase.July 19, 2008Companies in this articleCaterpillarRelatedCaterpillar Launches DG450 Compact Natural Gas GensetNew Caterpillar Hydraulic Excavator Facility to Employ 800 PeopleCONEXPO-CON/AGG 2011 Preview: Cat to Debut a Dozen New MachinesCaterpillarRecommendedEquipment ManagementHow to Prepare Equipment for Summer ExtremesFrom operator health to equipment maintenance, steps can be taken to protect the assets and people on construction sites.Contractors’ Top 50Nominations Now Open for the Equipment Today Contractors’ Top 50 New ProductsThe 2024 award will highlight the best new product introductions and enhancements in the construction industry. Submissions close May 24.EquipmentChallenges & Benefits of Moving to Electric EquipmentAs emission regulations tighten, construction equipment power sources will evolve, but adoption will be gradual.