Description
The Intermatic FF315M is a single-pole double-throw (SPDT) 15-minute fan delay timer engineered for dependable timing control in HVAC and ventilation applications. Designed to manage fan operation sequences, this timer ensures proper air circulation and equipment protection by controlling the start and stop cycles of fans relative to heating or cooling equipment.
Key Features
- SPDT (Single-Pole Double-Throw) switching configuration for versatile circuit control
- 15-minute timing range for fan delay and post-purge applications
- Compact design for easy installation in control panels and enclosures
- Built for reliable, repeatable timing performance in HVAC systems
- Intermatic quality construction for long service life
Common Applications
- Fan delay control on furnaces and air handlers
- Post-purge fan operation after burner shutdown
- Ventilation sequencing in commercial and residential HVAC systems
- General-purpose timed switching in electrical control panels
Why Choose the Intermatic FF315M?
Intermatic is a trusted name in timing and control technology. The FF315M delivers consistent, accurate timing to protect HVAC equipment, improve system efficiency, and extend component life by ensuring fans run for the correct duration after heating or cooling cycles complete.







Reviews
There are no reviews yet.