The Intermatic 156T1978A Time Switch Trippers are factory replacement components for mechanical timers. Each package contains two ON and two OFF trippers, giving you the ability to program specific start and stop times on your timer. These trippers work perfectly for scheduling pool pumps, outdoor lighting, heaters, and similar equipment, and they snap into place without any special tools. By restoring accurate trip points on your mechanical timer, they ensure your electrical systems follow a dependable daily on/off routine.

Key Benefits

• Precise Control for Time Switches: The Intermatic 156T1978A trippers restore dependable trip-point accuracy to your mechanical timer, delivering consistent on/off scheduling for pool pumps, lighting, heaters, and other connected loads.
• Includes ON and OFF Trippers: Packaged with two ON and two OFF trippers, this set lets you define multiple start and stop times for reliable daily automation of your electrical equipment.
• Ideal for Pool and Spa Systems: Perfectly suited for managing pool and spa equipment schedules, providing straightforward timing control that helps optimize energy usage.
• Easy Installation: Built for tool-free, snap-in mounting, these trippers serve as a fast replacement that gets your time switch back to full operational capability in minutes.

What's Included

• ON Switches
• OFF Switches
• Screws

Specifications

• Brand: Intermatic
• Part Number: 156T1978A

SEO Tags

intermatic intermatic time switch trippers
156T1978A
intermatic time switch trippers 156t1978a