Honeywell VR8304Q4511 24V Intermittent Gas Valve 3/4 X 3/4, 1.7 Wc Low 3.

Features:

Solenoid-Operated First Automatic Valve Opens on Thermostat Call for Heat, Closes When Call for Heat Ends
Diaphragm Operated Second Automatic Valve Opens Under Control of Regulator, Closes If Gas or Power Supply is Interrupted
All Adjustments, Wiring Connections and Pilot Outlet are Accessible from Top of Control
Adjustable Servo Regulator Effectively Maintains Almost Constant Gas Output Pressure Under Wide Fluctuations in Gas Supply Pressure
Compatible with ECO Connector
Lite-Rite (Off-Pilot-On) Lighting Sequence

Specifications:

Manufacturer: Honeywell
Manufacturer Part Number: VR8304Q4511
Product Type: Combination Gas Control Valve
Nominal Size: 3/4"
End Connection: Threaded x Threaded
End to End Distance: 2 11/16"
Supply Connection: 1/4" Quick Connect Male Terminal
Actuator Type: Solenoid, Diaphragm
Input Supply Rating: 24 VAC @ 60 Hz
Temperature Rating: -40 to 175 Degrees F
Pressure Rating: 1/2 PSI
Body Pattern: Straight-Through
Ignition Type: Intermittent Pilot
Capacity: 300000 BTU/Hour
Pressure Tapping: 1/8" Threaded
Pressure Regulator Set Point: 1.7" (Low)/3.5" (High) WC
Mounting: 0 to 90 Degree Vertical Installation
Dimensions: 5.55" x 6.6" x 3.7"
Weight: 2.41 lb.
Includes: Natural to Liquid Propane Conversion Kit, (2) 3/4 Inch x 1/2 Inch Reducer Bushing, Safety Shut-Off, Manual Valve, (2) Automatic Operator, Pressure Regulator and Pilot Adjustment