Description
Intermatic T174 DPST 24-Hour Mechanical Time Switch
The Intermatic T174 is a heavy-duty, Double Pole Single Throw (DPST) mechanical time switch engineered for reliable, precise load scheduling in commercial and industrial HVAC and electrical applications. Rated at 208–277V and 40 amps, this robust timer handles high-voltage loads with ease, making it an ideal solution for controlling lighting, HVAC equipment, pumps, compressors, and other high-draw systems on a 24-hour cycle. The included skipper (SKP) trippers allow for flexible day-omit programming, giving installers and facility managers the ability to customize on/off schedules to match operational needs.
Key Features
- DPST (Double Pole Single Throw) switching configuration for two-pole load control
- Operating voltage: 208–277V for compatibility with commercial power systems
- 40-amp rating handles high-current HVAC and electrical loads
- 24-hour mechanical dial for straightforward, reliable time-based scheduling
- Includes skipper (SKP) trippers for day-omit programming flexibility
- Rugged mechanical design for long-lasting, dependable performance
- Suitable for indoor commercial and industrial installations
Specifications
- Brand: Intermatic
- Model / SKU: T174
- Switch Type: DPST (Double Pole Single Throw)
- Voltage Rating: 208–277V
- Amperage Rating: 40A
- Cycle: 24-Hour
- Includes: Skipper (SKP) Trippers
Applications
- Commercial HVAC system scheduling
- Pump and compressor on/off control
- Lighting and electrical load management
- Industrial equipment time-based switching







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