Tjernlund PS1503


Switch, Duct Pressure

PS1503 50773
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ItemAir Sensing Switch
TypeDuct Pressure Switch
Differential (In. WC)+/- 0.02
Switch TypeSPST
Pressure Setting Range (In. WC).05
Electrical Rating24 and 277 VAC, 15 Amp
Sample Line ConnectorBarbed
Height (In.)3-1/16
Dia. (In.)1.45
Mounting LocationWith Diaphragm Vertical
Operating Temp. Range (F)-40 to190
Application Senses Positive Air Pressure in a Duct to Activate a Duct Booster Fan, Electronic Air Cleaner or Humidifier
Weight 1.350000


Duct Pressure Switch, 24/115/230/277 VAC

In-Line Axial Fan Duct Boosters
  • Designed for powered air intake and exhaust systems, or to boost air flow in hard-to-heat or -cool areas. Galvanized steel housing with built-in duct stop on the inlet and crimped edge on the outlet. 6KXZ5 & 6KXZ6 feature pressure control. Optional speed control 1DGV1 (see page 4496) can be used on 6", 8", and 10" units only.
  • 115V, 60 Hz External junction box (6KXZ5 & 6KXZ6 have cord with 3-prong plug)

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