Controls Switch/relay (pneumatic) Type

All Types
Image for Control Valves Control Valves Image for Ignition Modules Ignition Modules Image for Dampers Dampers Image for Valves Valves Image for Sensors Sensors Image for Pressure Controls Pressure Controls Image for Actuators Actuators Image for Building Automation Systems Building Automation Systems Image for Controllers Controllers Image for Water Level Controls Water Level Controls Image for Switches Switches Image for Timers Timers Image for Control Panels Control Panels Image for Transformers Transformers Image for Aquastats Aquastats Image for Drives Drives Image for Room Controllers Room Controllers Image for Electric Heaters Electric Heaters Image for Boiler Controls Boiler Controls Image for Control Boards Control Boards
Filter
View Details Siemens 243-0001 Switching Relay, Pneumatic 3-Way, Adj Changeover, 1/8" NPT Thread Ports, 9PSI | Blackhawk Supply
243-0001 | Switching Relay, Pneumatic 3-Way, Adj Changeover, 1 / 8" NPT Thread Ports, 9PSI | Siemens
Brand: Siemens
SKU: 243-0001
$238.91 each
View Details Siemens 243-0018 Signal Selector, Highest Pressure, Pneumatic, DA, Dual Input, Single Output | Blackhawk Supply
243-0018 | Signal Selector, Highest Pressure, Pneumatic, DA, Dual Input, Single Output | Siemens
Brand: Siemens
SKU: 243-0018
$110.23 each
View Details Siemens 141-0574 Airflow Switch, Differential Static Pressure, SPDT, Auto Reset, 0.05-1.0 in. WC | Blackhawk Supply
141-0574 | Airflow Switch, Differential Static Pressure, SPDT, Auto Reset, 0.05-1.0 in. WC | Siemens
Brand: Siemens
SKU: 141-0574
$89.86 each
View Details Siemens 134-1460 Pressure Electric Switch, Heavy-Duty, SPDT, Snap-Acting, NC, Fixed Diff 2.0 psi | Blackhawk Supply
134-1460 | Pressure Electric Switch, Heavy-Duty, SPDT, Snap-Acting, NC, Fixed Diff 2.0 psi | Siemens
Brand: Siemens
SKU: 134-1460
$122.59 each
View Details Siemens 243-0019 Signal Selector, Lowest/Highest, Pneumatic, DA, Six-Input, Dual Output | Blackhawk Supply
243-0019 | Signal Selector, Lowest / Highest, Pneumatic, DA, Six-Input, Dual Output | Siemens
Brand: Siemens
SKU: 243-0019
$310.50 each
View Details Siemens 243-0009 Multi-Purpose Relay, Pneumatic, Heavy Duty, Two-Valve Design, DA and RA | Blackhawk Supply
243-0009 | Multi-Purpose Relay, Pneumatic, Heavy Duty, Two-Valve Design, DA and RA | Siemens
Brand: Siemens
SKU: 243-0009
$339.28 each
View Details Siemens 243-0020 Signal Selector, Lowest Pressure, Pneumatic, DA, Dual Input, Single Output | Blackhawk Supply
243-0020 | Signal Selector, Lowest Pressure, Pneumatic, DA, Dual Input, Single Output | Siemens
Brand: Siemens
SKU: 243-0020
$71.42 each
View Details Siemens 141-0518 Airflow Switch, Differential Static Pressure, SPDT, Auto Reset, 1 to 12" WC | Blackhawk Supply
141-0518 | Airflow Switch, Differential Static Pressure, SPDT, Auto Reset, 1 to 12" WC | Siemens
Brand: Siemens
SKU: 141-0518
$81.00 each
View Details Siemens 786-0600 Selector Switch, Commercial, 2-Position,Click stop for positive positioning | Blackhawk Supply
786-0600 | Selector Switch, Commercial, 2-Position, Click stop for positive positioning | Siemens
Brand: Siemens
SKU: 786-0600
$439.75 each
View Details Siemens 786-0610 Selector Switch, Commercial, 3-Position | Blackhawk Supply
786-0610 | Selector Switch, Commercial, 3-Position | Siemens
Brand: Siemens
SKU: 786-0610
$329.06 each
View Details Siemens 141-0600 Positioning Switch, Manual or Bleed, Non-rising low torque pressure adjustment knob. | Blackhawk Supply
141-0600 | Positioning Switch, Manual or Bleed, Non-rising low torque pressure adjustment knob. | Siemens
Brand: Siemens
SKU: 141-0600
$75.55 each
View Details Siemens 243-0011 Analog Relay, Pneumatic, Heavy Duty, Multi-Function, 1/8" NPT Ports | Blackhawk Supply
243-0011 | Analog Relay, Pneumatic, Heavy Duty, Multi-Function, 1 / 8" NPT Ports | Siemens
Brand: Siemens
SKU: 243-0011
$335.32 each
View Details Siemens 171A-10302 2W 1/2", 1Cv ball valve assy, chrome-plat brass ball & brass stem, float NSR | Blackhawk Supply
171A-10302 | 2W 1 / 2", 1Cv ball valve assy, chrome-plat brass ball & brass stem, float NSR | Siemens
Brand: Siemens
SKU: 171A-10302
$102.56 each
Committed to customer satisfaction
as experts in Controls
(847) 773-0645
Recently Viewed

Popular Products

View all →
Square D 2510MCG1 Integral Horsepower Manual Starter, NEMA 1, 2-Pole, Push-button, No Indicator, 600VAC | Blackhawk Supply
2510MCG1 | Integral Horsepower Manual Starter, NEMA 1, 2-Pole, Push-button, No Indicator, 600VAC | Square D by Schneider Electric
Brand: Square D
SKU: 2510MCG1
$290.61 each
Bell & Gossett 1EF026LF 1/2 HP e610S Series e-60 Bronze Fitted 2" x 5-1/4" In-Line Pump (1 PH, 115/208-230V) | Blackhawk Supply
1EF026LF | 1/2 HP e610S Series e-60 Bronze Fitted 2" x 5-1/4" In-Line Pump (1 PH, 115/208-230V) | Bell & Gossett
Brand: Bell & Gossett
SKU: 1EF026LF
$1,761.11 each
Taco I075U3R-1 3/4", 3 Way Outdoor Reset I-Series Mixing Valve (Union Sweat) | Blackhawk Supply
I075U3R-1 | 3/4", 3 Way Outdoor Reset I-Series Mixing Valve (Union Sweat) | Taco
Brand: Taco
SKU: I075U3R-1
$642.64 each
Schneider Electric MS61-7203-50 Damper Actuator | 220 lbf | Spg Rtn | 24V | Modulating | Blackhawk Supply
MS61-7203-50 | Damper Actuator | 220 lbf | Spg Rtn | 24V | Modulating | Schneider Electric
Brand: Schneider Electric
SKU: MS61-7203-50
$561.31 each
KMC RCC-1502 Relay: Reversing, 8 PSI, High Capacity, Bracket | Blackhawk Supply
RCC-1502 | Relay: Reversing, 8 PSI, High Capacity, Bracket | KMC
Brand: KMC
SKU: RCC-1502
$120.73 each
Veris PX3DLX02S Pressure,Dry,Duct,LCD,1-10 InWC | Blackhawk Supply
PX3DLX02S | Pressure, Dry, Duct, LCD, 1-10 InWC | Veris
Brand: Veris
SKU: PX3DLX02S
$135.99 each
Square D NF418L1C Panelboard interior, NF, main lugs, 125A, Cu bus, 18 pole spaces, 3 phase, 4 wire, 600Y/347VAC max | Blackhawk Supply
NF418L1C | Panelboard interior, NF, main lugs, 125A, Cu bus, 18 pole spaces, 3 phase, 4 wire, 600Y/347VAC max | Square D by Schneider Electric
Brand: Square D
SKU: NF418L1C
$690.04 each
Johnson Controls M9335-HGA-2 ACT. 310IN.LB NSR 24V | Blackhawk Supply
M9335-HGA-2 | ACT. 310IN.LB NSR 24V | Johnson Controls
Brand: Johnson Controls
SKU: M9335-HGA-2
$402.80 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
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.