MEI 1150 Rotary Fan Blower Switch 3-Speed 12/24V 20A Long Shank

The MEI 1150 is a universal rotary fan and blower switch designed for heavy-duty HVAC applications across a wide range of commercial trucks, agricultural, forestry, and mining equipment. Featuring a long shank (long threads) shaft and knob-style operation, this switch provides dependable 3-speed fan control in demanding environments.

Key Features:

• 3-Speed fan control — provides low, medium, and high blower speed selection
• 5-terminal configuration — compatible with standard heavy-duty HVAC blower circuits
• Dual voltage rated — operates at 12V or 24V DC systems
• 20-amp rating — handles heavy blower motor loads reliably
• Long shank (long threads) shaft type — designed for deeper panel installations
• Knob-style operation — intuitive rotary control for easy speed selection
• Universal multi-fit application — broad cross-reference compatibility across major OEM brands

The MEI 1150 is an AirSource branded component from MEI Corporation, the largest independent aftermarket distributor of heavy-duty air conditioning and heating components in the United States. It is a direct replacement for numerous OEM part numbers across Peterbilt, Kenworth, Freightliner, and other major truck manufacturers. The companion MEI 1151 short shank version and MEI 1152 5-wire harness are sold separately for complete installations.

OEM Cross References include: 62321-G2, 62307-G1, 651690, 3949301, 890072, 892110, RD-5-3646-0, ABPN83322150, ABPN83322190, 8303141, and many more.