Features:

Replaces 40 Existing Honeywell Electronic Fan Timer
Interface Harnesses for Simple Conversion
Integrates Control of All Combustion Blower and Circulating Fan Operations in Gas Warm Air Appliance
Dip Switch Selectable Heat and Cool Delay on and Off Times
LED Lights for Easy Diagnostics
Electronic Air Cleaner and Humidifier Terminal Connections
Continuous Low Speed Indoor Air Circulation

Specifications:

Manufacturer: Honeywell
Manufacturer Part Number: ST9120U1011
Product Type: Furnace Electronic Fan Timer
Number of Circuits: 1
Voltage Rating: 18 to 30 VAC @ 50/60 Hz
Operating Temperature: -40 to 175 Deg F
ON Delay Time: 30/60 Second (Adjustable/Heat Fan), 4/30 Second (Adjustable/Cool Fan)
OFF Delay Time: 60/120/150/180 Second (Adjustable/Heat Fan), 30/60 Second (Adjustable/Cool Fan)
Dimensions: 7.8" x 5.85" x 3.6"
Weight: 0.97 lb.