Greystone GFS Pressure Switches

The GFS air pressure switch is a general purpose airflow proving switch designed for HVAC and Energy Management applications. It may be used to sense positive, negative, or differential air pressure.

• The housing contains a diaphragm, a snap-acting SPDT switch, range adjustment knob with increments 
• An enclosure cover guards against accidental contact with the live switch terminal screws and the set point adjusting knob with indication. 
• Includes 2 pick up tubes and 2 M (6.56’) of PVC tubing

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model description usually ships price QTY
GFS-80-N-IK Greystone - Airflow switch w/adj setpoint knob and limit range. 0.08" - 1.20" WC range (0.04" WC Switch Diff). 1/2" NPT connections. 2-3 Days $37.40
GFS-83-N-IK Greystone - Airflow switch w/adj setpoint knob and limit range. 0.2" - 2.0" WC range (0.06" WC Switch Diff). 1/2" NPT connections. 2-3 Days $37.40
GFS-86-N-IK Greystone - Airflow switch w/adj setpoint knob and limit range. 2.0" - 10.0" WC range (0.8" WC Switch Diff). 1/2" NPT connections. 2-3 Days $37.40
GFS-80-M-IK Greystone - Air D/P switch. 0.08" - 1.20" WC range (0.04" WC Switch Diff). M20 connections. 2-3 Days $37.40
GFS-83-M-IK Greystone - Air D/P switch. 0.2" - 2.0" WC range (0.06" WC Switch Diff). M20 connections. 2-3 Days $37.40
GFS-86-M-IK Greystone - Air D/P switch. 2.0" - 10.0" WC range (0.8" WC Switch Diff). M20 connections. 2-3 Days $37.40
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Greystone AFS Pressure Switches

General purpose airflow proving switch designed for HVAC and Energy Management applications. It may be used to sense positive, negative, or differential air pressure.

 

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