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We offer over 70 EWC HVAC products, including Bypass Dampers, Damper Controls & Accessories, Rectangular Dampers, Round Dampers, and Zoning Panels.
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View Details EWC Controls 12X10 ND-RSD NC Rectangular Damper | 12X10 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY CLOSED | Blackhawk Supply
12X10 ND-RSD NC | Rectangular Damper | 12X10 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY CLOSED | EWC Controls
Brand: EWC Controls
SKU: 12X10 ND-RSD NC
$227.46 each
View Details EWC Controls 12X8 ND-RSD NC Rectangular Damper | 12X8 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY CLOSED | Blackhawk Supply
12X8 ND-RSD NC | Rectangular Damper | 12X8 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY CLOSED | EWC Controls
Brand: EWC Controls
SKU: 12X8 ND-RSD NC
$216.24 each
View Details EWC Controls 10X10 ND-RSD NC Rectangular Damper | 10X10 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY CLOSED | Blackhawk Supply
10X10 ND-RSD NC | Rectangular Damper | 10X10 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY CLOSED | EWC Controls
Brand: EWC Controls
SKU: 10X10 ND-RSD NC
$211.65 each
View Details EWC Controls 12X18 ND Rectangular Damper | 12X18 ND MOTORIZED DAMPER | Blackhawk Supply
12X18 ND | Rectangular Damper | 12X18 ND MOTORIZED DAMPER | EWC Controls
Brand: EWC Controls
SKU: 12X18 ND
$258.06 each
View Details EWC Controls 30X20 ND Rectangular Damper | 30X20 ND MOTORIZED DAMPER | Blackhawk Supply
30X20 ND | Rectangular Damper | 30X20 ND MOTORIZED DAMPER | EWC Controls
Brand: EWC Controls
SKU: 30X20 ND
$364.14 each
View Details EWC Controls 30X18 ND Rectangular Damper | 30X18 ND MOTORIZED DAMPER | Blackhawk Supply
30X18 ND | Rectangular Damper | 30X18 ND MOTORIZED DAMPER | EWC Controls
Brand: EWC Controls
SKU: 30X18 ND
$354.96 each
View Details EWC Controls 28X12 ND Rectangular Damper | 28X12 ND MOTORIZED DAMPER | Blackhawk Supply
28X12 ND | Rectangular Damper | 28X12 ND MOTORIZED DAMPER | EWC Controls
Brand: EWC Controls
SKU: 28X12 ND
$284.07 each
View Details EWC Controls 24X14 ND Rectangular Damper | 24X14 ND MOTORIZED DAMPER | Blackhawk Supply
24X14 ND | Rectangular Damper | 24X14 ND MOTORIZED DAMPER | EWC Controls
Brand: EWC Controls
SKU: 24X14 ND
$279.99 each
View Details EWC Controls 24X12 ND Rectangular Damper | 24X12 ND MOTORIZED DAMPER | Blackhawk Supply
24X12 ND | Rectangular Damper | 24X12 ND MOTORIZED DAMPER | EWC Controls
Brand: EWC Controls
SKU: 24X12 ND
$267.24 each
View Details EWC Controls 24X8 ND Rectangular Damper | 24X8 ND MOTORIZED DAMPER | Blackhawk Supply
24X8 ND | Rectangular Damper | 24X8 ND MOTORIZED DAMPER | EWC Controls
Brand: EWC Controls
SKU: 24X8 ND
$238.68 each
View Details EWC Controls 24X6 ND Rectangular Damper | 24X6 ND MOTORIZED DAMPER | Blackhawk Supply
24X6 ND | Rectangular Damper | 24X6 ND MOTORIZED DAMPER | EWC Controls
Brand: EWC Controls
SKU: 24X6 ND
$236.64 each
View Details EWC Controls 20X20 ND Rectangular Damper | 20X20 ND MOTORIZED DAMPER | Blackhawk Supply
20X20 ND | Rectangular Damper | 20X20 ND MOTORIZED DAMPER | EWC Controls
Brand: EWC Controls
SKU: 20X20 ND
$289.17 each
View Details EWC Controls 20X16 ND Rectangular Damper | 20X16 ND MOTORIZED DAMPER | Blackhawk Supply
20X16 ND | Rectangular Damper | 20X16 ND MOTORIZED DAMPER | EWC Controls
Brand: EWC Controls
SKU: 20X16 ND
$269.28 each
View Details EWC Controls 16X16 ND Rectangular Damper | 16X16 ND MOTORIZED DAMPER | Blackhawk Supply
16X16 ND | Rectangular Damper | 16X16 ND MOTORIZED DAMPER | EWC Controls
Brand: EWC Controls
SKU: 16X16 ND
$258.06 each
View Details EWC Controls 18 RD-HD 18 HAND DAMPER | Blackhawk Supply
18 RD-HD | 18 HAND DAMPER | EWC Controls
Brand: EWC Controls
SKU: 18 RD-HD
$95.69 each
View Details EWC Controls 14X10 ND-15S 14X10 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply
14X10 ND-15S | 14X10 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 14X10 ND-15S
$257.04 each
View Details EWC Controls 10X20 ND-15S 10X20 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply
10X20 ND-15S | 10X20 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 10X20 ND-15S
$283.56 each
View Details EWC Controls 8 CLBD 8 CLBD CONSTANT LOAD BY-PASS DAMPER | Blackhawk Supply
8 CLBD | 8 CLBD CONSTANT LOAD BY-PASS DAMPER | EWC Controls
Brand: EWC Controls
SKU: 8 CLBD
$127.63 each
View Details EWC Controls 12X10 PRD 12X10 Rectangular Manual Bypass Damper | Blackhawk Supply
12X10 PRD | 12X10 Rectangular Manual Bypass Damper | EWC Controls
Brand: EWC Controls
SKU: 12X10 PRD
$121.50 each
View Details EWC Controls 10X8 ND-RSD NC Rectangular Damper | 10X8 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY CLOSED | Blackhawk Supply
10X8 ND-RSD NC | Rectangular Damper | 10X8 ND MOTORIZED DAMPER SPRING RETURN - NORMALLY CLOSED | EWC Controls
Brand: EWC Controls
SKU: 10X8 ND-RSD NC
$210.63 each
View Details EWC Controls 16X24 ND Rectangular Damper | 16X24 ND MOTORIZED DAMPER | Blackhawk Supply
16X24 ND | Rectangular Damper | 16X24 ND MOTORIZED DAMPER | EWC Controls
Brand: EWC Controls
SKU: 16X24 ND
$302.94 each
View Details EWC Controls 10X26 ND Rectangular Damper | 10X26 ND MOTORIZED DAMPER | Blackhawk Supply
10X26 ND | Rectangular Damper | 10X26 ND MOTORIZED DAMPER | EWC Controls
Brand: EWC Controls
SKU: 10X26 ND
$274.89 each
View Details EWC Controls 8X20 ND Rectangular Damper | 8X20 ND MOTORIZED DAMPER | Blackhawk Supply
8X20 ND | Rectangular Damper | 8X20 ND MOTORIZED DAMPER | EWC Controls
Brand: EWC Controls
SKU: 8X20 ND
$237.15 each
View Details EWC Controls 30X16 ND Rectangular Damper | 30X16 ND MOTORIZED DAMPER | Blackhawk Supply
30X16 ND | Rectangular Damper | 30X16 ND MOTORIZED DAMPER | EWC Controls
Brand: EWC Controls
SKU: 30X16 ND
$337.62 each
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EIBA5-100T/R | 5-Port 10/100Mbps DIN-rail Mount BAS Switch | Contemporary Controls
Brand: Contemporary Controls
SKU: EIBA5-100T/R
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Belimo S2A Auxiliary switch | 2x SPDT | 3A (0.5A inductive) @ 250 VAC max. | Blackhawk Supply
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Brand: Belimo
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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
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Belimo B225+LF120 US CCV | 1" | 2 Way | 30 Cv | w/ Spg Rtn | 120V | On/Off | Blackhawk Supply
B225+LF120 US | CCV | 1" | 2 Way | 30 Cv | w/ Spg Rtn | 120V | On/Off | Belimo
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SKU: B225+LF120 US
$482.85 each
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