SIT-820 NOVA 0820652 Outlet Side with TP-TH TP TH Black Module
SIT-820 NOVA 0820652 Outlet Side with TP-TH TP TH Black Module SIT-820 NOVA 0820652 Natural Gas valve direction of gas flow 0820652 SIT 820 NOVA Natural Gas inlet port 0820652 Natural Gas NOVA Mv gas valve Control knobs 0820652 NG SIT gas valve Solenoid connections Thermocouple detail SIT-820 NOVA 0820652 Natural Gas valve

0820652 SIT 820 NOVA Remote Ready Gas Valve - Natural Gas

In stock
Part Number
0820652
$134.90
Part Number: 0820652
Brand: Sit Controls
Shipping Weight: 4 Lbs
Non Returnable
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This 0820652 SIT-820 NOVA mV Natural Gas Millivolt remote-ready gas valve with manual variable flame adjustment is a Split-system milli-volt 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.

Service Note:

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 or an authorized 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.


This 0820652 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.

The Sit Controls Gas valve model 0820652 has the following specifications.


  • SIT-820 NOVA Mv Direct Vent series replacement gas valve.
  • Thermocouple connection: 11/32 ASA-DNC
  • Gas Type: Natural Gas HI/LO Manual Adjustment
  • Natural Gas Inlet: 3/8 in. NPT
  • Natural Gas Outlet: 3/8 in. NPT
  • Split-system millivolt control natural gas valve for use in vented appliances.
  • HI/LO burner adjustment with manually operated knob
  • Minimum voltage 145mV Coil resistance 2.25±0.5
  • Thermo-Electric Unit Hold-in current less than 285Ma
  • Drop-out current Greater than 125mA with coil resistance 0.018± 0.003
  • Manual Pressure set-point 3.5” w.c. ± 0.3
  • 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
  • Maximum @ 1 in. W.C. pressure drop 100,000 BTU per hour Regulation capacity 5,000 to 195,000 BTU AP per hour



The SIT-820 Nova MV Series 0820652 gas valve has a number of features that make it a top choice for direct vent fireplaces, including:


  • Compatibility: It is compatible with a wide range of direct vent fireplace gas logs and stove models from different manufacturers.
  • Installation: Ease of use: It is easy to install and maintain and is a direct fit replacement for previous versions of the 0820652 gas valves.
  • Certified: All valves are inspected and tested before certification to help ensure ease of replacements and completed repairs. 
  • Warranty: The replacement gas valve comes with a one-year warranty against manufacturer defects.
  • Features: It has various features to meet your specific needs, such as remote control capability, variable flame adjustment, and safety features, such as a pilot safety valve and a thermocouple safety valve.
  • Reliability: Sit valves lead the industry in their durability and reliability, with a gas valve that is built to last.


The Sit Controls 0820652 Gas Valve will replace the following Sit Control Gas Valves 0820655, 0.820.655, 820655, 37D0117, 37D0117A

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

Need Help? Call us:

1-269-685-4123
The 0820652 is the Natural Gas Remote Ready Gas Control Valve for many gas logs sets and fireplaces produced by Desa International, Majestic, Empire, Comfort Glow, FMI, Vanguard and others.

The 0820652 is a SIT Controls Series 820 Nova Millivolt gas valve.
This 0820652 Gas Valve is a Manual Gas Control valve for use with Natural Gas NG and is remote ready.

The 0820652 Sit Control Valve is SIT Controls Model Number 0820652


The Sit 0820652 Control Valve will replace the following models of Gas Valves by SIT Controls:

Model 0.820.634 or 0820634

Model 0.820.654 or 0820654
Model 0.820.644 or 0820644
Model 0.820.652 or 0820652
Model 0.820.635 or 0820635
Model 0.820.655 or 0820655
Model 0.820.662 or 0820662
Model 0.820.704 or 0820704
Model 0.820.706 or 0820706
Model 0.820.952 or 0820952
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