DWYER Series 1996 Gas Pressure Switch

RM 0.00



Series 1996 Gas Pressure Switch

Compact, Low Cost, Range 1.4 to 20″ w.c.

Reliable and convenient, the Series 1996 Gas Pressure Switches serve as a compact, low cost switch for gas fired furnaces and equipment. Pressure ranges for both models are ideal for high or low gas pressure interlock. Visible set point and on-off indicators add convenience in servicing. Use either NO or NC contacts on SPDT switch. Bottom connection has both 1/8″ female and 1/4″ male threads for pipe nipple or coupling. Top connection vents diaphragm chamber to outside or to furnace combustion chamber. Mount switch with diaphragm in a horizontal position and gas pressure connection at bottom. Used with natural, manufactured or LP gas.


Product Applications

  • Gas furnaces
  • Natural, manufactured or LP gas applications



  • Visible set point and on-off indicator simplifies operation and trouble shooting
  • Compact size and low cost make it ideal for gas fired or gas equipment OEM applications



  • Service: Air, natural & manufactured gas, LP gas.
  • Wetted Materials: Consult factory.
  • Temperature Limits: 32 to 110°F (0 to 43.3°C). -30 to 110°F (-34.4 to 43.3°C) for dry gas or dry air.
  • Pressure Limits: 45″ w.c. (11.2 kPa) continuous; 10 psig (68.95 kPa) surge.
  • Switch Type: SPDT.
  • Electrical Rating: 15 A @ 120 to 480 VAC, 60 Hz. Resistive 1/8 HP @ 125 VAC, 1/4 HP @ 250 VAC, 60 Hz.
  • Electrical Connections: 3 screw type, common, normally open, normally closed.
  • Process Connections: 1/8″ female NPT or 1/4″ male NPT.
  • Vent Connection: 1/8″ female NPT.
  • Mounting Orientation: Diaphragm in horizontal position. Consult factory for other position orientations.
  • Set Point Adjustment: Screw type with visible indicator, inside conduit enclosure.
  • Weight: 1 lb 2.3 oz (349 g).
  • Agency Approvals: CE, CSA, FM, UL.


Models & Ordering

Model Description
1996-20 Gas pressure switch, range 4-20″ w.c.
1996-5 Gas pressure switch, range 1.4-5.5″ w.c.





Additional information


1996-20, 1996-5