C13 Engine with ACERT™ TechnologyACERT™ Technology works at the point of combustion to optimize engine performance and provide low exhaust emissions to meet emission regulations, with exceptional performance capabilities and proven reliability.
The hydraulic system has been designed to provide reliability and outstanding controllability. An optional Tool Control System provides enhanced flexibility.
SmartBoom™SmartBoom™ increases productivity through faster cycle times on truck loading and rock scraping applications and maintains optimum hammering frequency for effective, steady productivity.
Operator StationProvides maximum space, excellent visibility and easy access to all switches. The monitor is a full-color graphical display that allows the operator to understand the machine information easily. Overall, the cab provides a comfortable environment for the operator.
Cat designed excavator undercarriage is stable, durable and low maintenance. The undercarriage is a long, fixed gauge type for good machine stability and lift capacity.
StructuresCaterpillar design and manufacturing techniques assure outstanding durability and service life from these important components.
Booms, Sticks and Linkage
Built for good performance and long service life, Cat® booms and sticks are box-section structures with thick multiplate fabrications to resist high stress. Two lengths of booms and three types of sticks are available, offering a range of configurations suitable for a wide variety of applications and conditions.
Buckets, Quick Coupler, Work Tools
A variety of work tools, including buckets, couplers, hammers, crushers, pulverizers, multiprocessors, shears and grapples are available through Cat Work Tools.
Designed for Safety, Cleaner for the Environment
Quiet operation, safe accessibility and increased visibility help keep operators and job sites safe while lower emissions help protect the environment.
Application and System Match
The 345D L is designed for matched performance with Cat articulated trucks. Five to six passes under two minutes, matched to the Cat 735 gives you maximum system production.
Service and Maintenance
Fast, easy service has been designed in with extended service intervals, advanced filtration, convenient filter access and user-friendly electronic diagnostics for increased productivity and reduced maintenance costs.
360° SolutionsYour Cat dealer offers a wide range of services – from assistance with configuring your machine to best match your application to customer support agreements to meet your maintenance needs. Repair Option Programs guarantee the cost of repairs up front and help you to avoid unscheduled repairs.