MEI 3908 Blower Motor Assembly for Carrier EM20 EM21 EM22 Transit AC

The MEI 3908 is a replacement blower motor assembly designed for Carrier transit air conditioning systems, specifically compatible with EM20, EM21, and EM22 evaporator models. This aftermarket component is engineered for heavy-duty truck, bus, and off-road equipment HVAC applications, delivering reliable air circulation performance in demanding commercial vehicle environments.

Key Features:

• Direct replacement for Carrier EM20, EM21, and EM22 evaporator units
• Dye injection molded construction for durability and efficient heat transfer
• Multi-speed operation for variable airflow control
• 12V DC motor designed for commercial vehicle electrical systems
• Complete blower assembly for straightforward installation

Cross-Reference Part Numbers:

• MCC: AC040-074, AC401-202
• Truck Air: 01-3093
• MEI: 3908

MEI Corporation is the largest independent manufacturer of aftermarket air conditioning and heating components for heavy-duty trucking in the United States, specializing in HVAC systems for Class 6, 7, and 8 trucks, buses, and commercial equipment. This blower motor assembly maintains optimal cabin comfort in transit applications while providing dependable performance season after season.