hvac

Filter
View Details Dwyer DCT606 Timer controller | 6 channels. | Blackhawk Supply
DCT606 | Timer controller | 6 channels. | Dwyer
Brand: Dwyer
SKU: DCT606
$247.92 each
View Details Johnson Controls JT2323G13B020 3/4"NPT;2NC;3.5CV;120V; 2-WAY; N.C. ZONE VALVE 3/4"; NPT; 3.5 CV 120VAC ON/OFF SPR. RETURN | Blackhawk Supply
JT2323G13B020 | 3 / 4"NPT, 2NC, 3.5CV, 120V | Johnson Controls
Brand: Johnson Controls
SKU: JT2323G13B020
$184.99 each
View Details Johnson Controls JT2312H13A020 3/4"SWT,2NC,2.5CV,24V | Blackhawk Supply
JT2312H13A020 | 3 / 4"SWT, 2NC, 2.5CV, 24V | Johnson Controls
Brand: Johnson Controls
SKU: JT2312H13A020
$199.59 each
View Details Johnson Controls JT3223G13A020 1/2"NPT,3WAY,4.0CV,24V | Blackhawk Supply
JT3223G13A020 | 1 / 2"NPT, 3WAY, 4.0CV, 24V | Johnson Controls
Brand: Johnson Controls
SKU: JT3223G13A020
$176.06 each
View Details Johnson Controls M9000-158 TANDEMMOUNTINGBRKT | Blackhawk Supply
M9000-158 | TANDEMMOUNTINGBRKT | Johnson Controls
Brand: Johnson Controls
SKU: M9000-158
$82.37 each
View Details Dwyer DHC-012 Differential pressure controller | range 100 in w.c. | Blackhawk Supply
DHC-012 | Differential pressure controller | range 100 in w.c. | Dwyer
Brand: Dwyer
SKU: DHC-012
$548.24 each
View Details Dwyer DHC-204 Differential pressure controller | range ±1.0 in w.c. | Blackhawk Supply
DHC-204 | Differential pressure controller | range ±1.0 in w.c. | Dwyer
Brand: Dwyer
SKU: DHC-204
$548.24 each
View Details Dwyer DCT622 Timer controller | 22 channels. | Blackhawk Supply
DCT622 | Timer controller | 22 channels. | Dwyer
Brand: Dwyer
SKU: DCT622
$490.48 each
View Details Dwyer DFS2-DM10 Series DFS2 Low Limit Freeze Protection Switch DPDT, 10 ft. capillary with manual reset | Blackhawk Supply
DFS2-DM10 | Series DFS2 Low Limit Freeze Protection Switch DPDT, 10 ft. capillary with manual reset | Dwyer
Brand: Dwyer
SKU: DFS2-DM10
$306.61 each
View Details Dwyer DH-008 Differential pressure controller | selectable engineering units: 25.00" w.c. | 2.083 ft w.c. | 635.0 mm w.c. | 63.50 cm w.c. | .9032 psi | 1.839" Hg | 46.71 mm Hg | 62.27 mbar | 6227 Pa | 6.227 kPa | 62.27 hPa | 14.45 oz/in². | Blackhawk Supply
DH-008 | Differential pressure controller | selectable engineering units: 25.00" w.c. | 2.083 ft w.c. | 635.0 mm w.c. | 63.50 cm w.c. | .9032 psi | 1.839" Hg | 46.71 mm Hg | 62.27 mbar | 6227 Pa | 6.227 kPa | 62.27 hPa | 14.45 oz / in². | Dwyer
Brand: Dwyer
SKU: DH-008
$752.05 each
View Details Dwyer DBTA3901 Digital solar-powered bimetal thermometer | range -58 to 302°F | 9" stem. | Blackhawk Supply
DBTA3901 | Digital solar-powered bimetal thermometer | range -58 to 302°F | 9" stem. | Dwyer
Brand: Dwyer
SKU: DBTA3901
$127.24 each
View Details Dwyer DA-7031-153-3A Pressure switch | brass Bourdon tube | range 1/8-20 psig | 6 psig min. deadband. | Blackhawk Supply
DA-7031-153-3A | Pressure switch | brass Bourdon tube | range 1 / 8-20 psig | 6 psig min. deadband. | Dwyer
Brand: Dwyer
SKU: DA-7031-153-3A
$926.63 each
View Details Dwyer DFS2-DM20 Series DFS2 Low Limit Freeze Protection Switch DPDT, 20 ft. capillary with manual reset | Blackhawk Supply
DFS2-DM20 | Series DFS2 Low Limit Freeze Protection Switch DPDT, 20 ft. capillary with manual reset | Dwyer
Brand: Dwyer
SKU: DFS2-DM20
$391.83 each
View Details Dwyer DCT1022 Master controller | 22 channels. | Blackhawk Supply
DCT1022 | Master controller | 22 channels. | Dwyer
Brand: Dwyer
SKU: DCT1022
$543.47 each
View Details Dwyer DBTA3402 Digital solar-powered bimetal thermometer | range -58 to 158°F | 4" stem. | Blackhawk Supply
DBTA3402 | Digital solar-powered bimetal thermometer | range -58 to 158°F | 4" stem. | Dwyer
Brand: Dwyer
SKU: DBTA3402
$127.24 each
View Details Dwyer DA-7021-153-9S Pressure switch | 403SS Bourdon tube | range 10-300 psig | 28.5 psig min. deadband. | Blackhawk Supply
DA-7021-153-9S | Pressure switch | 403SS Bourdon tube | range 10-300 psig | 28.5 psig min. deadband. | Dwyer
Brand: Dwyer
SKU: DA-7021-153-9S
$1,416.05 each
View Details Dwyer DH-014 Differential pressure controller | range 1.0-0-1.0" w.c. NOTE: velocity & volumetric flow not available. | Blackhawk Supply
DH-014 | Differential pressure controller | range 1.0-0-1.0" w.c. NOTE: velocity & volumetric flow not available. | Dwyer
Brand: Dwyer
SKU: DH-014
$977.46 each
View Details Dwyer DCT632 Timer controller | 32 channels. | Blackhawk Supply
DCT632 | Timer controller | 32 channels. | Dwyer
Brand: Dwyer
SKU: DCT632
$631.48 each
View Details Dwyer DA-7041-153-9E Pressure switch | 316SS Bourdon tube | range 10-300 psig | 42 psig min. deadband. | Blackhawk Supply
DA-7041-153-9E | Pressure switch | 316SS Bourdon tube | range 10-300 psig | 42 psig min. deadband. | Dwyer (OBSOLETE)
Brand: Dwyer
SKU: DA-7041-153-9E
View Details
View Details Dwyer DA-7031-153-4 Pressure switch | brass Bourdon tube | range 1-35 psig | 7.5 psig min. deadband. | Blackhawk Supply
DA-7031-153-4 | Pressure switch | brass Bourdon tube | range 1-35 psig | 7.5 psig min. deadband. | Dwyer
Brand: Dwyer
SKU: DA-7031-153-4
$926.63 each
View Details Dwyer CS-150 Low cost diaphragm pressure switch | adj. range 10-150 psig (.69-10.3 bar) | deadband 5 psig (0.35 bar). | Blackhawk Supply
CS-150 | Low cost diaphragm pressure switch | adj. range 10-150 psig (.69-10.3 bar) | deadband 5 psig (0.35 bar). | Dwyer
Brand: Dwyer
SKU: CS-150
$407.21 each
View Details Dwyer DBTA3252 Digital solar-powered bimetal thermometer | range -58 to 158°F | 2.5" stem. | Blackhawk Supply
DBTA3252 | Digital solar-powered bimetal thermometer | range -58 to 158°F | 2.5" stem. | Dwyer
Brand: Dwyer
SKU: DBTA3252
$127.24 each
View Details Dwyer DBTA3182 Digital solar-powered bimetal thermometer | range -58 to 158°F | 18" stem. | Blackhawk Supply
DBTA3182 | Digital solar-powered bimetal thermometer | range -58 to 158°F | 18" stem. | Dwyer
Brand: Dwyer
SKU: DBTA3182
$136.86 each
View Details Dwyer CDTR-2N404 Series CDTR Carbon Dioxide/RH/Temperature Transmitter CO2/RH, wall mount, 2000 ppm | Blackhawk Supply
CDTR-2N404 | Series CDTR Carbon Dioxide / RH / Temperature Transmitter CO2 / RH, wall mount, 2000 ppm | Dwyer
Brand: Dwyer
SKU: CDTR-2N404
$268.84 each
Committed to customer satisfaction
as experts in HVAC
(847) 773-0645
Recently Viewed

Popular Products

View all →
Siemens QAA2280.FWSC Room Temp Sensor, Full Feature, Siemens Logo, Tool Port, TEC Controllers | Blackhawk Supply
QAA2280.FWSC | Room Temp Sensor, Full Feature, Siemens Logo, Tool Port, TEC Controllers | Siemens
Brand: Siemens
SKU: QAA2280.FWSC
$171.48 each
Square D MD3604X Switch Motor Disconnect 60A 3P NEMA 4X | Blackhawk Supply
MD3604X | Switch Motor Disconnect 60A 3P NEMA 4X | Square D
Brand: Square D
SKU: MD3604X
$137.02 each
Contemporary Controls EISK5-GT Gig Switch. 5-port 10BASE-T/100BASE-TX/1000BASE-T Skorpion switch, DIN-rail mount | Blackhawk Supply
EISK5-GT | Gig Switch. 5-port 10BASE-T/100BASE-TX/1000BASE-T Skorpion switch, DIN-rail mount | Contemporary Controls
Brand: Contemporary Controls
SKU: EISK5-GT
$180.94 each
KMC BAC-5051AE Router: BACnet, IP/Dual Enet/Single MSTP | Blackhawk Supply
BAC-5051AE | Router: BACnet, IP/Dual Enet/Single MSTP | KMC
Brand: KMC
SKU: BAC-5051AE
$471.41 each
Contemporary Controls EISK8-GT Gig Switch. 8-port 10BASE-T/100BASE-TX/1000BASE-T Skorpion switch, DIN-rail mount | Blackhawk Supply
EISK8-GT | Gig Switch. 8-port 10BASE-T/100BASE-TX/1000BASE-T Skorpion switch, DIN-rail mount | Contemporary Controls
Brand: Contemporary Controls
SKU: EISK8-GT
$240.94 each
Contemporary Controls EIBA5-100T/R 5-Port 10/100Mbps DIN-rail Mount BAS Switch | Blackhawk Supply
EIBA5-100T/R | 5-Port 10/100Mbps DIN-rail Mount BAS Switch | Contemporary Controls
Brand: Contemporary Controls
SKU: EIBA5-100T/R
$119.06 each
Siemens GCA161.1U Damper Actuator | Spring Return | 24 VAC/DC | 0-10 Vdc | 160 lb-in | Blackhawk Supply
GCA161.1U | Damper Actuator | Spring Return | 24 VAC/DC | 0-10 Vdc | 160 lb-in | Siemens
Brand: Siemens
SKU: GCA161.1U
$358.36 each
Belimo S2A Auxiliary switch | 2x SPDT | 3A (0.5A inductive) @ 250 VAC max. | Blackhawk Supply
S2A | Auxiliary switch | 2x SPDT | 3A (0.5A inductive) @ 250 VAC max. | Belimo
Brand: Belimo
SKU: S2A
$114.75 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.