Intermatic 156T1978A Time Switch Trippers – OEM ON/OFF Set

The Intermatic 156T1978A Tripper Set includes one ON and one OFF tripper, designed as OEM replacements for Intermatic T100 series mechanical time switches. These trippers are essential for setting accurate start and stop times for your pool equipment, lighting, or other timed electrical systems.

Manufactured to Intermatic’s specifications, they offer reliable operation, easy installation, and perfect compatibility with a variety of timer models.

Key Features

• Includes 1 ON tripper and 1 OFF tripper

• Compatible with Intermatic T101, T103, T104, and similar time switches

• OEM replacement – not a generic substitute

• Color-coded for easy identification

• Tool-free installation

• Ideal for replacing lost or worn timer pins

Keep your mechanical timer accurate and functional with this genuine Intermatic replacement set.