Mei 1342 Preset Thermostatic Switch 12V with 12 Inch Capillary

The Mei 1342 is a heavy-duty preset thermostatic switch designed for air conditioning systems in commercial trucks and heavy equipment. This fixed-setting temperature control device features a 12-inch capillary tube and operates on 12-volt electrical systems, making it ideal for Class 6, 7, and 8 truck applications.

Key Features:

• Preset temperature range: 31°F to 39°F (cut-in at 40°F, cut-out at 31°F)
• 12-inch capillary tube length for flexible installation
• Compatible with R12 and R134a refrigerant systems
• 12-volt DC operation
• Fixed preset design eliminates manual adjustment
• Heavy-duty construction for demanding commercial applications

This thermostatic switch automatically cycles the air conditioning compressor to maintain optimal evaporator temperature and prevent freeze-up. The preset configuration ensures consistent performance without the need for field adjustment, making it a reliable choice for fleet maintenance and heavy-duty HVAC systems.

Cross Reference: Truck Air 11-1050, RD5-8938-0