J4702 Gas Valve Propane LP Gas Vent Free SIT Controls

In stock
Part Number
J4702
$144.50
Part Number: J4702
Compatible Brands: Innovative Hearth Products
Shipping Weight: 2.22 Lbs
Non Returnable
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J4702 Lennox IHP Propane Gas Millivolt is a Split system remote ready milli-volt control for use in unvented appliances including Vent-Free Logs, Ventfree Gas Fireplaces, and other Vent Free decorative applications.

The Lennox IHP J4702 Gas Valve was used on many different models of Vent Free fireplaces from IHP, Lennox, Superior, Asteria and Firewerks including the following partial list of models:


Astria Gas Fireplace:

  • Arcadia18MP
  • Arcadia24MP
  • Sheridan18PM
  • Sheridan24PM

Superior Gas Fireplaces:

  • CF5500CMP
  • CF5-CMP
  • CF6500CMP
  • CF6-CMP
  • CFPF-CMP
  • CFST-CMP
  • CGI-BAY P
  • CGI-BAY PX
  • KVF-38 RMP
  • PH36P-FS
  • PH-36P-IN
  • PH36P-ZC
  • VF4000-CMP-2
  • VF4-CMP
  • VF5000-CMP-2
  • VF5-CMP
  • VF6000-CMP-2
  • VF6-CMP
  • VFGL-18VSP-3
  • VFGL-18VSP-4
  • VFGL-24VSP-3
  • VFGL-28VSP-3
  • VFPF-CMP
  • VFPF-CMP-2
  • VFST-27MP
  • VFST-CMP
  • VFST-CMP-2
  • VF18NPTB

Lennox Gas Logs:

  • SHGL-18VP-R
  • SHGL-24VP-R
  • LSVFSD-18
  • LSVFSD-24
  • LSVFSD-30
  • VF-18P-BTB
  • VF-18P-PDG
  • VF-24P-BTB

Firewerks Gas Log Sets:

  • SMA18VPA
  • SBJ18VPA
  • SMA24VPA
  • SBJ24VPA
  • VFRMV18PA
  • VFRMV24PA
  • MVO18VPA
  • MVO24VPA
  • MPF18VPA
  • MPF24VPA
  • VTDMV18PA
  • VTDMV24PA
  • VFRMV18NB

This J4702 a remote ready gas valve and has the HI/LO burner adjustment with manually operated knob with variable flame adjustment.


The J4702 IHP gas Valve will have the Sit Controls Model 0.820.636 and must be replaced with the exact same gas control valve.

Split-system millivolt controlled liquid propane 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 200Ma
Drop-out current Greater than 80mA with coil resistance 0.018± 0.003
Gas type Propane Gas HI/LO action Manual Pressure set-point 10.0” w.c. ± 0.4
Range of adjustment 10.0” w.c. -6.3” w.c. Set at 30K btu/hr
Thermocouple connection M8x1
Propane "LPG" Gas Inlet 3/8 in. NPT
Propane "LPG" Gas Outlet 3/8 in. NPT
Maximum Propane Gas inlet pressure 1/2 PSIG Ambient operating
Temperature 32° to 175° F
Maximum @ 1 in. w.c. pressure drop 162,000 BTU per hour Regulation capacity 8,100 to 315,700 BTU AP per hour
Maximum Inlet Pressure 1/2 PSIG

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