hvac switches

All Types
Image for Flow Switches Flow Switches Image for Float Switches Float Switches Image for Humidity Switches Humidity Switches Image for Safety Switches Safety Switches Image for Level Switches Level Switches Image for Pressure Switches Pressure Switches Image for Temperature Switches Temperature Switches Image for Vacuum Switches Vacuum Switches
Filter
View Details Wika 52842666 PSD-4; 0...4 bar abs ; one switching output (PNP/NPN) + 4... | Blackhawk Supply
52842666 | PSD-4; 0...4 bar abs ; one switching output (PNP / NPN) + 4... | Wika
Brand: Wika
SKU: 52842666
$683.99 each
View Details Macromatic TH41361-31 Watchdog (switch trigger) | 240V AC/DC | 30A SPDT | 0.05 - 5 seconds | Encapsulated | Analog | Blackhawk Supply
TH41361-31 | Watchdog (switch trigger) | 240V AC / DC | 30A SPDT | 0.05 - 5 seconds | Encapsulated | Analog | Macromatic
Brand: Macromatic
SKU: TH41361-31
$86.80 each
View Details York S1-02535359000 Pressure Controller Refrigerant for HVACR Equipment 650 Open 450 Close | Blackhawk Supply
S1-02535359000 | Pressure Controller Refrigerant for HVACR Equipment 650 Open 450 Close | York
Brand: York
SKU: S1-02535359000
View Details
View Details RESIDEO DP3AUX-1NC/U Switch Auxiliary 1 Normally Closed Snap On Side Mount | Blackhawk Supply
DP3AUX-1NC / U | Switch Auxiliary 1 Normally Closed Snap On Side Mount | RESIDEO
Brand: RESIDEO
SKU: DP3AUX-1NC/U
$47.31 each
View Details Dwyer 1626-20 Single and dual pressure switch | range 8.0-24" w.c. | .50 min. deadband | 1.20 max. deadband | 5.0 adj. diff. between set points. | Blackhawk Supply
1626-20 | Single and dual pressure switch | range 8.0-24" w.c. | .50 min. deadband | 1.20 max. deadband | 5.0 adj. diff. between set points. | Dwyer
Brand: Dwyer
SKU: 1626-20
$473.41 each
View Details Dwyer 1008E-B2-J Explosion-proof pressure switch | adj. range 100-900 psig (6.9-62.1 bar) | approx. deadband (fixed) 60 psig (4.1 bar). | Blackhawk Supply
1008E-B2-J | Explosion-proof pressure switch | adj. range 100-900 psig (6.9-62.1 bar) | approx. deadband (fixed) 60 psig (4.1 bar). | Dwyer
Brand: Dwyer
SKU: 1008E-B2-J
$1,265.10 each
View Details Johnson Controls P20DB-1C AIRCONDPRESSURECNTL | Blackhawk Supply
P20DB-1C | AIRCONDPRESSURECNTL | Johnson Controls
Brand: Johnson Controls
SKU: P20DB-1C
$130.28 each
View Details Wika 52726892 233.30.2.5" 30 psi 2nd scale bar 1/4 NPT lower mount | Blackhawk Supply
52726892 | 233.30.2.5" 30 psi 2nd scale bar 1 / 4 NPT lower mount | Wika
Brand: Wika
SKU: 52726892
$170.99 each
View Details Wika 50436881 233.54.063 160 psi 2nd scale bar 1/4 NPT center back moun | Blackhawk Supply
50436881 | 233.54.063 160 psi 2nd scale bar 1 / 4 NPT center back moun | Wika
Brand: Wika
SKU: 50436881
$160.99 each
View Details Dwyer 1831-2-RA-S Series 1831 DPDT Low Differential Pressure Switch 7.5-23" w.c. | Blackhawk Supply
1831-2-RA-S | Series 1831 DPDT Low Differential Pressure Switch 7.5-23" w.c. | Dwyer
Brand: Dwyer
SKU: 1831-2-RA-S
$190.29 each
View Details Bell & Gossett S13275 S13275 Pressure Switch | Blackhawk Supply
S13275 | S13275 Pressure Switch | Bell & Gossett
Brand: Bell & Gossett
SKU: S13275
$1,070.25 each
View Details Dwyer 1950P-50-2F Differential pressure switch | range 15-50 psid | approx. deadband @ min. set point 1.0 | approx. deadband @ max. set point 1.5. | Blackhawk Supply
1950P-50-2F | Differential pressure switch | range 15-50 psid | approx. deadband @ min. set point 1.0 | approx. deadband @ max. set point 1.5. | Dwyer
Brand: Dwyer
SKU: 1950P-50-2F
$392.38 each
View Details Dwyer 1950P-25-2F Differential pressure switch | range 4-25 psid | approx. deadband @ min. set point 0.7 | approx. deadband @ max. set point 0.7. | Blackhawk Supply
1950P-25-2F | Differential pressure switch | range 4-25 psid | approx. deadband @ min. set point 0.7 | approx. deadband @ max. set point 0.7. | Dwyer
Brand: Dwyer
SKU: 1950P-25-2F
$392.38 each
View Details York S1-5994063 Pressure Switch Low Refrigeration 7/22 Pounds per Square Inch Gauge | Blackhawk Supply
S1-5994063 | Pressure Switch Low Refrigeration 7 / 22 Pounds per Square Inch Gauge | York
Brand: York
SKU: S1-5994063
View Details
View Details Johnson Controls P70CA-3C SPSTPRESSURECONTROL | Blackhawk Supply
P70CA-3C | SPSTPRESSURECONTROL | Johnson Controls
Brand: Johnson Controls
SKU: P70CA-3C
$172.48 each
View Details Dwyer 1626-1 Single and dual pressure switch | range .15-1.5" w.c. | .10 min. deadband | .20 max. deadband | 0.5 adj. diff. between set points. | Blackhawk Supply
1626-1 | Single and dual pressure switch | range .15-1.5" w.c. | .10 min. deadband | .20 max. deadband | 0.5 adj. diff. between set points. | Dwyer
Brand: Dwyer
SKU: 1626-1
$473.41 each
View Details Maxitrol RV91-1616 Regulator RV 2 IN NPT 4 Inch of Water Column 1 Pounds per Square Inch 3-6 Inch | Blackhawk Supply
RV91-1616 | Regulator RV 2 IN NPT 4 Inch of Water Column 1 Pounds per Square Inch 3-6 Inch | Maxitrol
Brand: Maxitrol
SKU: RV91-1616
$461.91 each
View Details Wika 50037391 632.34.4,5" 0 inH2O...30 inH2O 1/2 NPT lower mount | Blackhawk Supply
50037391 | 632.34.4, 5" 0 inH2O...30 inH2O 1 / 2 NPT lower mount | Wika
Brand: Wika
SKU: 50037391
$1,168.99 each
View Details Johnson Controls P70DA-1C SPSTPRESSURECONTROL | Blackhawk Supply
P70DA-1C | SPSTPRESSURECONTROL | Johnson Controls
Brand: Johnson Controls
SKU: P70DA-1C
$173.25 each
View Details ASCO PA10A Pressure Switch Tripoint P Adjustable Deadband 1/4 Inch 6 to 6000 Pounds per Square Inch Gauge | Blackhawk Supply
PA10A | Pressure Switch Tripoint P Adjustable Deadband 1 / 4 Inch 6 to 6000 Pounds per Square Inch Gauge | ASCO
Brand: ASCO
SKU: PA10A
$19,281.25 each
View Details Johnson Controls P100AC-2C ENCAPSULPRESSURECONTROL | Blackhawk Supply
P100AC-2C | ENCAPSULPRESSURECONTROL | Johnson Controls
Brand: Johnson Controls
SKU: P100AC-2C
$48.46 each
View Details Wika 30859832 PSM02 10 ... 30 bar 1/4 NPT | Blackhawk Supply
30859832 | PSM02 10 ... 30 bar 1 / 4 NPT | Wika
Brand: Wika
SKU: 30859832
$309.99 each
View Details Wika 45876124 PSD-4; 0...100 bar gauge ; two switching output (PNP/NPN) + | Blackhawk Supply
45876124 | PSD-4; 0...100 bar gauge ; two switching output (PNP / NPN) + | Wika
Brand: Wika
SKU: 45876124
$682.99 each
View Details Wika 52929732 PSD-4; 0...160 psig ; two switching output (PNP/NPN) + 4...2 | Blackhawk Supply
52929732 | PSD-4; 0...160 psig ; two switching output (PNP / NPN) + 4...2 | Wika
Brand: Wika
SKU: 52929732
$682.99 each
Committed to customer satisfaction
as experts in HVAC Switches
(847) 773-0645
Recently Viewed

Popular Products

View all →
Siemens SKD62U Flowrite Electro-Hydraulic Actuator, 24Vac, Proportional, SR, 3/4" Stroke | Blackhawk Supply
SKD62U | Flowrite Electro-Hydraulic Actuator, 24Vac, Proportional, SR, 3/4" Stroke | Siemens
Brand: Siemens
SKU: SKD62U
$889.03 each
Belimo B220+LF120 US CCV | 0.75" | 2 Way | 14 Cv | w/ Spg Rtn | 120V | On/Off | Blackhawk Supply
B220+LF120 US | CCV | 0.75" | 2 Way | 14 Cv | w/ Spg Rtn | 120V | On/Off | Belimo
Brand: Belimo
SKU: B220+LF120 US
$448.20 each
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
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.