pressure switches

Filter
View Details Dwyer A6-253221 Pressure switch | set point range 1.1-3 ±0.5 psi (0.08-0.21 ±0.03 bar). | Blackhawk Supply
A6-253221 | Pressure switch | set point range 1.1-3 ±0.5 psi (0.08-0.21 ±0.03 bar). | Dwyer
Brand: Dwyer
SKU: A6-253221
$33.09 each
View Details Dwyer MDA-411 Miniature adjustable pressure switch | min. set point 60" water (149.3 mbar) | max. set point 100" water (249.10 mbar). | Blackhawk Supply
MDA-411 | Miniature adjustable pressure switch | min. set point 60" water (149.3 mbar) | max. set point 100" water (249.10 mbar). | Dwyer
Brand: Dwyer
SKU: MDA-411
$33.76 each
View Details Wika 52813532 632.50.4" -10 inH2O...10 inH2O 1/2 NPT lower mount | Blackhawk Supply
52813532 | 632.50.4" -10 inH2O...10 inH2O 1 / 2 NPT lower mount | Wika
Brand: Wika
SKU: 52813532
$901.99 each
View Details Macromatic CUH20A1FG Undercurrent only | 240V AC | 10A SPDT | 0.5 - 5A | 0.150-7 seconds | 1 second | Encapsulated | Blackhawk Supply
CUH20A1FG | Undercurrent only | 240V AC | 10A SPDT | 0.5 - 5A | 0.150-7 seconds | 1 second | Encapsulated | Macromatic
Brand: Macromatic
SKU: CUH20A1FG
$107.85 each
View Details Water Heater Parts 100276393 Pressure Switch AO Smith Air 3.00 Inch Water Column Normally Closed | Blackhawk Supply
100276393 | Pressure Switch AO Smith Air 3.00 Inch Water Column Normally Closed | Water Heater Parts
Brand: Water Heater Parts
SKU: 100276393
$40.92 each
View Details Dwyer ADPS-03-2-N-C Adjustable differential pressure switch | set point range 0.20 to 2.00" w.c. | M20 connection | with two static tips and 7 ft (2.1 m) of PVC tubing. | Blackhawk Supply
ADPS-03-2-N-C | Adjustable differential pressure switch | set point range 0.20 to 2.00" w.c. | M20 connection | with two static tips and 7 ft (2.1 m) of PVC tubing. | Dwyer
Brand: Dwyer
SKU: ADPS-03-2-N-C
$31.86 each
View Details Wika 52940943 PSD-4-ECO ; 0...30 psig; one switching output (PNP) + 4...20 | Blackhawk Supply
52940943 | PSD-4-ECO ; 0...30 psig; one switching output (PNP) + 4...20 | Wika
Brand: Wika
SKU: 52940943
$454.99 each
View Details York S1-02425006704 Pressure Switch Air S1-02425006704 .90" Water Column for HVACR Equipment | Blackhawk Supply
S1-02425006704 | Pressure Switch Air S1-02425006704 .90" Water Column for HVACR Equipment | York
Brand: York
SKU: S1-02425006704
View Details
View Details Mcdonnell Miller 120150 Flow Switch FS7-4EL with Extended Paddle/Arm Single Pole Double Throw 1-1/4 Inch NPT | Blackhawk Supply
120150 | Flow Switch FS7-4EL with Extended Paddle / Arm Single Pole Double Throw 1-1 / 4 Inch NPT | Mcdonnell Miller
Brand: Mcdonnell Miller
SKU: 120150
View Details
View Details York S1-02440873000 Pressure Switch Air 0.85 Inch Water Column for HVACR Equipment | Blackhawk Supply
S1-02440873000 | Pressure Switch Air 0.85 Inch Water Column for HVACR Equipment | York
Brand: York
SKU: S1-02440873000
View Details
View Details Dwyer EDAW-N1E1-04T1-HV Electronic pressure switch | range 0-100 psi | 1/4" male NPT | bottom connection | 316L SS | 2 SPDT relays | 4-20 mA output | 120/240 VAC voltage option | Blackhawk Supply
EDAW-N1E1-04T1-HV | Electronic pressure switch | range 0-100 psi | 1 / 4" male NPT | bottom connection | 316L SS | 2 SPDT relays | 4-20 mA output | 120 / 240 VAC voltage option | Dwyer
Brand: Dwyer
SKU: EDAW-N1E1-04T1-HV
$728.01 each
View Details Water Heater Parts 100111994 Pressure Switch Air Low 0.20 Inch Water Column Normally Open | Blackhawk Supply
100111994 | Pressure Switch Air Low 0.20 Inch Water Column Normally Open | Water Heater Parts
Brand: Water Heater Parts
SKU: 100111994
$50.43 each
View Details Johnson Controls P128AA-1C OILFAILURECUTOUT | Blackhawk Supply
P128AA-1C | OILFAILURECUTOUT | Johnson Controls
Brand: Johnson Controls
SKU: P128AA-1C
$382.86 each
View Details Dwyer 1009E-B2-J Explosion-proof pressure switch | adj. range 200-1400 psig (13.8-96.5 bar) | approx. deadband (fixed) 90 psig (6.2 bar). | Blackhawk Supply
1009E-B2-J | Explosion-proof pressure switch | adj. range 200-1400 psig (13.8-96.5 bar) | approx. deadband (fixed) 90 psig (6.2 bar). | Dwyer
Brand: Dwyer
SKU: 1009E-B2-J
$1,265.10 each
View Details York S1-02435979000 Pressure Switch Air -0.15 Inch Water Column On Fall Single Pole Normally Open | Blackhawk Supply
S1-02435979000 | Pressure Switch Air -0.15 Inch Water Column On Fall Single Pole Normally Open | York
Brand: York
SKU: S1-02435979000
View Details
View Details York S1-02434769000 Pressure Switch Air 1.60/0.40 Deact Normally Open | Blackhawk Supply
S1-02434769000 | Pressure Switch Air 1.60 / 0.40 Deact Normally Open | York
Brand: York
SKU: S1-02434769000
View Details
View Details Macromatic TH43162-07-04J Repeat cycle (OFF 1st) | 120V AC/DC | 30A SPDT | 0.05 - 5 seconds | 0.3 - 30 seconds | Encapsulated | Analog | Blackhawk Supply
TH43162-07-04J | Repeat cycle (OFF 1st) | 120V AC / DC | 30A SPDT | 0.05 - 5 seconds | 0.3 - 30 seconds | Encapsulated | Analog | Macromatic
Brand: Macromatic
SKU: TH43162-07-04J
$86.80 each
View Details Reznor RZ201962 Limit Switch Auto Reset 36T 170-250 Degrees Fahrenheit | Blackhawk Supply
RZ201962 | Limit Switch Auto Reset 36T 170-250 Degrees Fahrenheit | Reznor
Brand: Reznor
SKU: RZ201962
$39.31 each
View Details Dwyer DS-7231-153-3 Pressure switch | brass Bourdon tube | range 10" Hg Vac-12 psig | 1.5 psig fixed deadband. | Blackhawk Supply
DS-7231-153-3 | Pressure switch | brass Bourdon tube | range 10" Hg Vac-12 psig | 1.5 psig fixed deadband. | Dwyer
Brand: Dwyer
SKU: DS-7231-153-3
$926.63 each
View Details Macromatic TH43161-F-33J Repeat cycle (OFF 1st) | 240V AC/DC | 30A SPDT | 0.05 - 5 seconds | 0.05 - 5 seconds | Encapsulated | Analog | Blackhawk Supply
TH43161-F-33J | Repeat cycle (OFF 1st) | 240V AC / DC | 30A SPDT | 0.05 - 5 seconds | 0.05 - 5 seconds | Encapsulated | Analog | Macromatic
Brand: Macromatic
SKU: TH43161-F-33J
$89.13 each
View Details Macromatic THR-13166-17-34 Repeat cycle (OFF 1st) | 240V AC | 10A SPDT | 1.2 - 120 minutes | 0.05 - 5 seconds | Encapsulated | Analog | Blackhawk Supply
THR-13166-17-34 | Repeat cycle (OFF 1st) | 240V AC | 10A SPDT | 1.2 - 120 minutes | 0.05 - 5 seconds | Encapsulated | Analog | Macromatic
Brand: Macromatic
SKU: THR-13166-17-34
$72.08 each
View Details Dwyer MDS-0 Miniature pressure switch | set point 0.5" H2O. | Blackhawk Supply
MDS-0 | Miniature pressure switch | set point 0.5" H2O. | Dwyer
Brand: Dwyer
SKU: MDS-0
$47.22 each
View Details Wika 4212960 732.26 6" special range (approx. 750 mbar) 2 x 1/4 NPT Fe | Blackhawk Supply
4212960 | 732.26 6" special range (approx. 750 mbar) 2 x 1 / 4 NPT Fe | Wika
Brand: Wika
SKU: 4212960
$3,345.99 each
View Details York S1-02439706000 Pressure Switch 0.10 Inch Water Column On Fall Single Pole Normally Open | Blackhawk Supply
S1-02439706000 | Pressure Switch 0.10 Inch Water Column On Fall Single Pole Normally Open | York
Brand: York
SKU: S1-02439706000
View Details
Committed to customer satisfaction
as experts in Pressure Switches
(847) 773-0645
Recently Viewed

Popular Products

View all →
iO HVAC Controls iO-TWIN iO HVAC Controls iO-TWIN Universal Twinning and Paralleling Kit | Blackhawk Supply
iO-TWIN | iO HVAC Controls iO-TWIN Universal Twinning and Paralleling Kit | iO HVAC Controls
Brand: iO HVAC Controls
SKU: iO-TWIN
$254.84 each
Belimo ZS-CCV-90 CCV Weather Shield Kit AF/NF/LF | Blackhawk Supply
ZS-CCV-90 | CCV Weather Shield Kit AF/NF/LF | Belimo
Brand: Belimo
SKU: ZS-CCV-90
$196.20 each
Belimo GMB24-SR Damper Actuator | 360 in-lb | Non-Spg Rtn | 24V | Modulating | Blackhawk Supply
GMB24-SR | Damper Actuator | 360 in-lb | Non-Spg Rtn | 24V | Modulating | Belimo
Brand: Belimo
SKU: GMB24-SR
$522.90 each
Belimo NFB24-SR Damper Actuator | 90 in-lb | Spg Rtn | 24V | Modulating | Blackhawk Supply
NFB24-SR | Damper Actuator | 90 in-lb | Spg Rtn | 24V | Modulating | Belimo
Brand: Belimo
SKU: NFB24-SR
$436.50 each
Belimo AMB24-SR Damper Actuator | 180 in-lb | Non-Spg Rtn | 24V | Modulating | Blackhawk Supply
AMB24-SR | Damper Actuator | 180 in-lb | Non-Spg Rtn | 24V | Modulating | Belimo
Brand: Belimo
SKU: AMB24-SR
$405.00 each
Sign in to your account

Don't have an account? Create an account

Show

Forgot password?

Register New Account

Already have an account? Sign In instead.

Show
Show

Sign In

Your Cart
0 items
$0.00
Are you from Chicago?
Yes / No
Chicago Change
Shipping Estimates
Shipping:
The product has been added to cart.
There are 0 items in your cart.
Scroll to view all
Continue to Cart $0.00 Quote these products
You can order without authorization. The system will remember your information after completion.