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Intermittent Hot Surface Pilot Ignition. Fast-fast opening. 1/2 x 1/2 NPT


Intermittent Hot Surface Pilot SmartValve®. Fast-fast opening. 1/2 x 1/2". Set 3.4" WC

  • Product Info
  • Literature
  • Accessories & Replacement Parts


The SmartValve® System Controls combine gas flow control and electronic intermittent pilot sequencing functions into a single unit. This product family offers several different intermittent pilot sequences for a wide range of applications. The specific application of the SmartValve System is the responsibility of the appliance manufacturer. They are directly compatible with the Q3450 or Q3480 Intermittent Pilot burners used with the original controls on the appliance.


  • Suitable for a wide range of gas-fired appliances including residential furnaces, roof-top furnaces, residential boilers, unit heaters, infrared heaters, space heaters and commercial cooking units.
  • Ignition sequence includes timed trial for ignition.

Product Specifications

Dimensions (in.)
3.2 in. wide x 4.9 in. high x 4.1 in.long
Dimensions (mm)
81 mm wide x124 mm high x 104 mm long.
Natural to LP Conversion Kit; Extension harness
Item Type
0 to 90 degrees in any direction from the upright position of the gas control knob, including vertically.
Electrical Ratings
24 Vac
50 Hz; 60 Hz
Approvals, Canadian Standards Association
CSA International: 112395
Tradeline Value
Flame Failure Response Time (sec)
1.6 sec @ 3 µA
Ambient Temperature Range (C)
-40 C to +79 C
Ambient Temperature Range (F)
-40 F to +175 F
Ignition System Type
Intermittent Hot Surface Pilot Ignition
Ignition Sequence
Intermittent Pilot
Type of Gas
Natural (LP with included conversion kit)
Flame Sense
Ignition Source
Ignition Trials To Lockout
continuous retry
Ignition Trial Time (sec)
90 sec
Typical Ignition Hardware
Q3450; Q3480
Body Pattern
Opening Characteristics
Pressure Regulator Setting (psi)
3.4 in. WC
Pressure Regulator Setting (kPa)
0.87 kPa
Pressure Ratings (psi)
1/2 psi
Pressure Ratings (kPa)
3.5 kPa
Inlet/Outlet Size (in.)
1/2 in. NPT x 1/2 in. NPT
Pilot Gas Outlet
Capacity (ft³/hr)
Maximum at 1 in. P.D.--150 ft³/hr; Maximum--200 ft³/hr; Minimum--20 ft³/hr
Capacity (m³/hr)
Maximum at 1 in. P.D.--4.2 m³/hr; Maximum--5.7 m³/hr; Minimum--0.6 m³/hr
Pressure Tapping
1/8 in. - NPT



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