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home>technology>tier 4

CAT® Tier 4 Technology

TIER 4 INTERIM / STAGE IIIB PRODUCTS

Cat Tier 4 Interim/Stage IIIB engines meet tough emissions standards and deliver the clear air performance and efficiency that successful businesses demand.

Tier 4 Interim/Stage IIIB engine

Caterpillar equips every Tier 4 Interim/Stage IIIB engine with ACERT™ technology with an ideal combination of electronic, fuel, air and aftertreatment components, based on engine size, the type of application and the geographic location in which it will work.

The right technology fine-tuned for the right application enable you to enjoy advantages like:

Next generation electronics

New fuel systems with refined injection control

Advanced air- management systems

Cat NOx Reduction System

Aftertreatment technologies

Cat Clean Emissions module (modular DOC/DPF)

DPF regeneration systems