Features:

The Smartvalve System Controls Combine Gas Flow Control and Electronic Direct Main Burner Ignition Sequencing Functions into a Single Unit
The Ignition Source is 120 Volt Hot Surface Igniter Lighting the Main Burner Flame
Provides All Gas Ignition Safety Functions by Controlling Gas Flow, Ignition Source and a 120 Volt AC Combustion Air Blower
The Control also Monitors the Appliance Airflow Proving Switch Circuit and Limit String to Assure Proper Appliance Operation
The Control Communicates Directly with the St9160 Electronic Fan Timer (Eft) in Typical Forced Warm Air Furnace Applications
It Can Directly Interface with the Appropriate Power Supplies and a System Thermostat for Additional Appliance Applications
When Controlled Directly by a Thermostat, the Control Does Not Provide a Postpurge Function, as Power to the Control is Removed When the Thermostat Call for Heat End

Specifications:

Manufacturer: Honeywell
Manufacturer Part Number: SV9520M2536
Product Type: Gas Valve
Nominal Size: 1/2"
End Connection: Threaded x Threaded
End to End Distance: 3.2"
Input Supply Rating: 24 VAC @ 50/60 Hz
Temperature Rating: -40 to 175 Degrees F
Pressure Rating: 1/2 PSI
Ignition Type: Intermittent Hot Surface Pilot
Flame Failure Response Time: 2 Second at 5 Microamp
Ignition Trial Time: 7 Second
Prepurge Time: 15 Second
Capacity: 20000 to 200000 BTU/Hour
Pressure Tapping: 1/8" Threaded
Pressure Regulator Set Point: 3.5" WC
Mounting: 0 to 90 Degree Vertical Installation
Dimensions: 6.7" x 5.55" x 3.5"
Weight: 2.04 lb.
Includes: Natural to Liquid Propane Conversion Kit
Application Rooftop Furnace, Boiler, Unit/Infrared/Water Heater, Commercial Cooking Appliance