Always verify your valve's model suffix

Thermal Stability: The 105°C rated insulation ensures the wire maintains integrity even when routed near internal heating components

such as the V-3752 or V-4332 series kits

Proven Durability: Equipped with double break silver alloy contacts to ensure reliable electrical continuity and prevent welding

Can I use this switch as a universal replacement

International Environmental 71491071 Stat Assembly Always verify your valve's modelThe International Environmental 71491071 Stat Assembly is a critical OEM 3D115 3 speed fan switch designed for high performance IEC fan coils and air handlers. As the direct engineering replacement for 70005904, this assembly upgrades legacy rotary dial hardware to a modern, robust multi speed control interface. Built to handle HVAC fan speed control in residential and commercial vertical hi rise units, the 71491071 features a 4 position