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Pressure Switches

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Find a pressure switch for your HVAC system, exhaust system, water pump, gas furnace and other types of equipment. Whether you're in the market for a differential switch, single switch or vacuum switch, a host of models are available that suit your desired pressure range and indoor/outdoor location.

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Differential Switches

Differential Switches

Single Switches

Single Switches

Vacuum Switches

Vacuum Switches

Differential Switches

Differential Switches

Single Switches

Single Switches

Vacuum Switches

Vacuum Switches

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Showing 221 to 240 of 907 products

Dwyer A6-453221 Pressure Switch, 8-13 ±2 psi (0.55-0.90 ±0.18 bar), 304SS-

Dwyer A6-453221 Pressure Switch, 8-13 ±2 psi (0.55-0.90 ±0.18 bar), 304SS
Model: A6-453221

Sale Price $53.94 CAD
Regular Price $58.00 CAD
Availability 1 to 2 Weeks

Qty:

Sale Price $53.94 CAD
Regular Price $58.00 CAD
Availability 1 to 2 Weeks
Quantity

Dwyer A6-553221 Pressure Switch, 14-24 ±3 psi (0.97-1.65 ±0.21 bar), 304SS-

Dwyer A6-553221 Pressure Switch, 14-24 ±3 psi (0.97-1.65 ±0.21 bar), 304SS
Model: A6-553221

Sale Price $53.94 CAD
Regular Price $58.00 CAD
Availability 2 to 3 Weeks

Qty:

Sale Price $53.94 CAD
Regular Price $58.00 CAD
Availability 2 to 3 Weeks
Quantity

Dwyer A6-651221 Pressure Switch, 25-50 ±5 psi (1.72-3.45 ±0.34 bar), Brass-

Dwyer A6-651221 Pressure Switch, 25-50 ±5 psi (1.72-3.45 ±0.34 bar), Brass
Model: A6-651221

Sale Price $49.29 CAD
Regular Price $53.00 CAD
Availability 2 to 3 Weeks

Qty:

Sale Price $49.29 CAD
Regular Price $53.00 CAD
Availability 2 to 3 Weeks
Quantity

Dwyer A6-653221 Pressure Switch, 25-50 ±5 psi (1.72-3.45 ±0.34 bar), 304SS-

Dwyer A6-653221 Pressure Switch, 25-50 ±5 psi (1.72-3.45 ±0.34 bar), 304SS
Model: A6-653221

Sale Price $53.94 CAD
Regular Price $58.00 CAD
Availability 1 to 2 Weeks

Qty:

Sale Price $53.94 CAD
Regular Price $58.00 CAD
Availability 1 to 2 Weeks
Quantity

Dwyer A6-751221 Pressure Switch, 51-90 ±7 psi (3.52-6.21 ±0.48 bar), Brass-

Dwyer A6-751221 Pressure Switch, 51-90 ±7 psi (3.52-6.21 ±0.48 bar), Brass
Model: A6-751221

Sale Price $49.29 CAD
Regular Price $53.00 CAD
Availability 3 to 4 Weeks

Qty:

Sale Price $49.29 CAD
Regular Price $53.00 CAD
Availability 3 to 4 Weeks
Quantity

Dwyer A6-753221 Pressure Switch, 51-90 ±7 psi (3.52-6.21 ±0.48 bar), 304SS-

Dwyer A6-753221 Pressure Switch, 51-90 ±7 psi (3.52-6.21 ±0.48 bar), 304SS
Model: A6-753221

Sale Price $53.94 CAD
Regular Price $58.00 CAD
Availability 2 to 3 Weeks

Qty:

Sale Price $53.94 CAD
Regular Price $58.00 CAD
Availability 2 to 3 Weeks
Quantity

Dwyer Mercoid A6-851221 Pressure Switch, 91-150 ±10 psi (6.27-10.34 ±0.69 bar), Brass-

Dwyer Mercoid A6-851221 Pressure Switch, 91-150 ±10 psi (6.27-10.34 ±0.69 bar), Brass
Model: A6-851221

Sale Price $49.29 CAD
Regular Price $53.00 CAD
Availability 1 to 2 Weeks

Qty:

Sale Price $49.29 CAD
Regular Price $53.00 CAD
Availability 1 to 2 Weeks
Quantity

Dwyer A6-853221 Pressure Switch, 91-150 ±10 psi (6.27-10.35 ±0.69 bar), 304SS-

Dwyer A6-853221 Pressure Switch, 91-150 ±10 psi (6.27-10.35 ±0.69 bar), 304SS
Model: A6-853221

Sale Price $53.94 CAD
Regular Price $58.00 CAD
Availability 1 to 2 Weeks

Qty:

Sale Price $53.94 CAD
Regular Price $58.00 CAD
Availability 1 to 2 Weeks
Quantity

Dwyer A9 Series Snap-Action Pressure Switches-

Dwyer A9 Series Snap-Action Pressure Switches

Designed for controlling pressure with higher current capacity. These switches are used widely in steam cleaners, steam irons, and other pressure control systems. It provides SPDT contact and Series A9 Pressure Switches utilize high-quality miniature snap-action switches.

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Dwyer A9-1 Snap-Action Pressure Switch (2.9 to 8.7 psig)-

Dwyer A9-1 Snap-Action Pressure Switch (2.9 to 8.7 psig)
Model: A9-1

Sale Price $68.82 CAD
Regular Price $74.00 CAD
Availability 3 to 4 Weeks

Qty:

Sale Price $68.82 CAD
Regular Price $74.00 CAD
Availability 3 to 4 Weeks
Quantity

Dwyer A9-2 Snap-Action Pressure Switch (7.3 to 17.4 psig)-

Dwyer A9-2 Snap-Action Pressure Switch (7.3 to 17.4 psig)
Model: A9-2

Sale Price $68.82 CAD
Regular Price $74.00 CAD
Availability 2 to 3 Weeks

Qty:

Sale Price $68.82 CAD
Regular Price $74.00 CAD
Availability 2 to 3 Weeks
Quantity

Dwyer A9-3 Snap-Action Pressure Switch (14.5 to 36.3 psig)-

Dwyer A9-3 Snap-Action Pressure Switch (14.5 to 36.3 psig)
Model: A9-3

Sale Price $68.82 CAD
Regular Price $74.00 CAD
Availability 2 to 3 Weeks

Qty:

Sale Price $68.82 CAD
Regular Price $74.00 CAD
Availability 2 to 3 Weeks
Quantity

Dwyer A9-4 Snap-Action Pressure Switch (21.8 to 58 psig)-

Dwyer A9-4 Snap-Action Pressure Switch (21.8 to 58 psig)
Model: A9-4

Sale Price $69.75 CAD
Regular Price $75.00 CAD
Availability 2 to 3 Weeks

Qty:

Sale Price $69.75 CAD
Regular Price $75.00 CAD
Availability 2 to 3 Weeks
Quantity

Dwyer A9-5 Snap-Action Pressure Switch (29 to 87 psig)-

Dwyer A9-5 Snap-Action Pressure Switch (29 to 87 psig)
Model: A9-5

Sale Price $68.82 CAD
Regular Price $74.00 CAD
Availability 15+ Weeks

Qty:

Sale Price $68.82 CAD
Regular Price $74.00 CAD
Availability 15+ Weeks
Quantity

Dwyer A9-6 Snap-Action Pressure Switch (58 to 103.5 psig)-

Dwyer A9-6 Snap-Action Pressure Switch (58 to 103.5 psig)
Model: A9-6

Sale Price $69.75 CAD
Regular Price $75.00 CAD
Availability 1 to 2 Weeks

Qty:

Sale Price $69.75 CAD
Regular Price $75.00 CAD
Availability 1 to 2 Weeks
Quantity

Dwyer ADPS-04-2-N Adjustable Differential Pressure Switch, 0.12 to 1.60" w.c.-

Dwyer ADPS-04-2-N Adjustable Differential Pressure Switch, 0.12 to 1.60" w.c.
Model: ADPS-04-2-N

Sale Price $44.64 CAD
Regular Price $48.00 CAD
Availability 1 to 2 Weeks

Qty:

Sale Price $44.64 CAD
Regular Price $48.00 CAD
Availability 1 to 2 Weeks
Quantity

Dwyer ADPS-06-2-N Adjustable Differential Pressure Switch (2.00 to 10.00" w.c.)-

Dwyer ADPS-06-2-N Adjustable Differential Pressure Switch (2.00 to 10.00" w.c.)
Model: ADPS-06-2-N

Sale Price $44.64 CAD
Regular Price $48.00 CAD
Availability 2 to 3 Weeks

Qty:

Sale Price $44.64 CAD
Regular Price $48.00 CAD
Availability 2 to 3 Weeks
Quantity

Dwyer ADPS-07-2-N Adjustable Differential Pressure Switch (4.00 to 16.00" w.c.)-

Dwyer ADPS-07-2-N Adjustable Differential Pressure Switch (4.00 to 16.00" w.c.)
Model: ADPS-07-2-N

Sale Price $44.64 CAD
Regular Price $48.00 CAD
Availability 1 to 2 Weeks

Qty:

Sale Price $44.64 CAD
Regular Price $48.00 CAD
Availability 1 to 2 Weeks
Quantity

Dwyer ADPS-08-2-N Adjustable Differential Pressure Switch (0.80 to 1.20" w.c.)-

Dwyer ADPS-08-2-N Adjustable Differential Pressure Switch (0.80 to 1.20" w.c.)
Model: ADPS-08-2-N

Sale Price $44.64 CAD
Regular Price $48.00 CAD
Availability 2 to 3 Weeks

Qty:

Sale Price $44.64 CAD
Regular Price $48.00 CAD
Availability 2 to 3 Weeks
Quantity

Dwyer AP Series Diaphragm Operated Pressure Switches-

Dwyer AP Series Diaphragm Operated Pressure Switches

Compact instrument for air or other low pressure applications. Visible set point and external adjustment add convenience. Used on air, non-corrosive gas or liquid service compatible with wetted parts. Unit also available in weatherproof and explosion-proof housing.

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Showing 221 to 240 of 907 products
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