Intermatic T171 Timer 30067439-890 the Trane SHF1504 fan shaft

the Trane SHF1504 fan shaft is essential for restoring system balance and reducing vibration-induced bearing wear

providing maximum mounting flexibility with universal break-off mounting tabs for conduit hub or screw-mount configurations

Actuator Versatility: Direct-mount compatibility with 3"

making it a standard choice for residential and commercial cooking equipment

High Voltage Compatibility: Rated for up to 350V AC

Intermatic T171 Timer 30067439-890 the Trane SHF1504 fan shaftThe Intermatic T171 is a heavy duty 24 hour mechanical time switch engineered for contractors who require precise, reliable control over electrical loads up to 40 Amps per pole. This SPST (Single Pole Single Throw) timer is specifically designed for 125V applications where a "skip a day" feature is critical for energy management and operational efficiency. The integrated Skip a Day function, facilitated by three provided skipper screws, allows you to