0820704 GAS CONTROL VALVE WITH HI-LO MANUAL CONTROL SIT 820 NOVA

In stock
Part Number
0820704
$174.90
Part Number: 0820704
Compatible Brands: SIT Controls
Shipping Weight: 4 Lbs

0820704 is an SIT-820 NOVA  remote-ready natural gas valve with manual variable flame adjustment. This gas valve features split-system millivolt control for use in direct vent Natural Gas fireplaces, stoves, gas logs, and similar appliances with a HI/LO burner adjustment with and manually operated knob.


This 0820704 Natural Gas control valve is a remote-ready millivolt gas control valve that is specifically designed for use in direct vent fireplaces.

It is a durable and reliable gas valve that is easy to install and maintain and can be controlled with a millivolt wall switch or similar millivolt remote control system.

Specifications of the SIT 0820704 Gas Valve

  • Gas Type: Natural Gas with HI/LO Manual Adjustment
  • Natural Gas Inlet: 3/8 in. NPT
  • Natural Gas Outlet: 3/8 in. NPT
  • Minimum Voltage: 145mV Coil resistance 2.25±0.5
  • Thermo-Electric  Hold-in Current: < 285Ma
  • Thermo-Electric Drop-out Current:  >125mA with coil resistance 0.018± 0.003
  • Manual Pressure Set-Point: 3.5” w.c. ± 0.4
  • Range of Adjustment: 3.5” w.c. -1.6” w.c. Set at 30K btu/hr
  • Maximum Natural Gas Inlet Pressure: 1/2 PSIG
  • Ambient Operating Temperature: 32° to 175° F
  • Regulation Capacity: 5,000 to 195,000 BTU AP per hour

Features of the SIT-820 Nova MV Series 0820704 Gas Valve

  • Compatible with various direct vent fireplace gas logs and stove models from different manufacturers.
  • Easy to install and maintain.
  • Direct fit replacement for previous versions of the 0820652 gas valves.
  • All valves are inspected and tested before certification to help ensure ease of replacements and completed repairs.
  • The replacement gas valve has a one-year warranty against manufacturer defects.
  • Remote-Ready and remote control compatible
  • Supports variable flame adjustment
  • Features both a pilot safety valve and thermocouple safety valve
  • Split-system millivolt control natural gas valve for use in vented appliances.
  • HI/LO burner adjustment with manually operated knob
  • Built to last with industry-leading durable construction

For further questions or to verify your application, please contact us customerservice@allpartsinc.com or by text @ 269-447-0412

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The SIT-820 NOVA mV Valves are a series of hundreds of gas valves that all look very similar in design and configuration. It is crucial that you use the same model as you current gas control valve or an known specified replacement that is equivalent in design and configuration to ensure the safe and proper operation of your direct vent fireplace, vented gas log set, pedestal stove, or any other similar direct vent appliance. Although these gas valves may look alike it is essential to use the correct replacement to avoid any potential hazards.
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