Motorized dampers Yes Motorized
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![EWC Controls 18 URD-15S 18 URD-15S ROUND MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/urd-sm_31453907-512a-4d4d-a102-de34a9bc0b2b_medium.gif?v=1720038857)
18 URD-15S | 18 URD-15S ROUND MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 18 URD-15S
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![EWC Controls 10 URD-15S 10 URD-15S ROUND MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/urd-sm_57cf131f-5249-42e2-8844-ba86fc7f6ac8_medium.gif?v=1720038860)
10 URD-15S | 10 URD-15S ROUND MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 10 URD-15S
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![EWC Controls 8 URD-15S 8 URD-15S ROUND MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/urd-sm_cbfc54a4-0570-481a-8206-881895e38edf_medium.gif?v=1720038859)
8 URD-15S | 8 URD-15S ROUND MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 8 URD-15S
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![EWC Controls 20 URD-15S 20 URD-15S ROUND MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/urd-sm_74f8f80d-d78f-4f38-a9a8-83e4e005496e_medium.gif?v=1720038858)
20 URD-15S | 20 URD-15S ROUND MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 20 URD-15S
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![EWC Controls 12 URD-15S 12 URD-15S ROUND MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/urd-sm_9d180ef5-91fc-4f18-8d40-6d4cb76d1b9e_medium.gif?v=1720038862)
12 URD-15S | 12 URD-15S ROUND MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 12 URD-15S
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![EWC Controls 6 URD-15S 6 URD-15S ROUND MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/urd-sm_3fd1ebfe-3c5d-4159-9b8b-893a14fdeea2_medium.gif?v=1720038859)
6 URD-15S | 6 URD-15S ROUND MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 6 URD-15S
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![EWC Controls 14 URD-15S 14 URD-15S ROUND MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/urd-sm_6c774a0a-bc2c-4caf-88d4-b39f1eb32ec8_medium.gif?v=1720038862)
14 URD-15S | 14 URD-15S ROUND MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 14 URD-15S
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![EWC Controls 9 URD-15S 9 URD-15S ROUND MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/urd-sm_135431dd-a76d-4e7c-8322-90dac4bf8352_medium.gif?v=1720038860)
9 URD-15S | 9 URD-15S ROUND MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 9 URD-15S
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![Braeburn 128005 Retrofit Damper | 5" Round Retrofit Motorized Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/Retrofit-Round-WEB_0_286365da-145d-4f72-8a16-4346eedd5ecb_medium.jpg?v=1720005005)
128005 | Retrofit Damper | 5" Round Retrofit Motorized Damper | Braeburn
Brand: Braeburn
SKU: 128005
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![Braeburn 128004 Retrofit Damper | 4" Round Retrofit Motorized Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/Retrofit-Round-WEB_0_96b1dd32-d626-41d0-9bdd-097edc429571_medium.jpg?v=1720005040)
128004 | Retrofit Damper | 4" Round Retrofit Motorized Damper | Braeburn
Brand: Braeburn
SKU: 128004
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![Braeburn 128008 Retrofit Damper | 8" Round Retrofit Motorized Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/Retrofit-Round-WEB_0_b203eb08-13a8-4094-9290-44d42517dae5_medium.jpg?v=1720005116)
128008 | Retrofit Damper | 8" Round Retrofit Motorized Damper | Braeburn
Brand: Braeburn
SKU: 128008
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![Braeburn 128007 Retrofit Damper | 7" Round Retrofit Motorized Damper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/Retrofit-Round-WEB_0_medium.jpg?v=1720004964)
128007 | Retrofit Damper | 7" Round Retrofit Motorized Damper | Braeburn
Brand: Braeburn
SKU: 128007
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![EWC Controls 10 URD-SRE120 N.O. 10 Inch 120V Round Motorized Spring Return Damper Normally Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/urd-sr120small-proof_3d9e5af0-3014-4b0a-858d-7a142338dfe6_medium.gif?v=1720000360)
10 URD-SRE120 N.O. | 10 Inch 120V Round Motorized Spring Return Damper Normally Open | EWC Controls (OBSOLETE)
Brand: EWC Controls
SKU: 10 URD-SRE120 N.O.
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![EWC Controls 20X22 ND-15S 20X22 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_dd02235f-843d-4a04-84a3-c318e3421592_medium.png?v=1720000360)
20X22 ND-15S | 20X22 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 20X22 ND-15S
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![EWC Controls 9 URD-SRE120 N.C. 9 Inch 120V Round Motorized Spring Return Damper Normally Closed | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/urd-sr120small-proof_5d7660fa-0781-41c2-867d-faa03f84791e_medium.gif?v=1720000560)
9 URD-SRE120 N.C. | 9 Inch 120V Round Motorized Spring Return Damper Normally Closed | EWC Controls (OBSOLETE)
Brand: EWC Controls
SKU: 9 URD-SRE120 N.C.
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![EWC Controls 8 URD-SRE120 N.O. 8 Inch 120V Round Motorized Spring Return Damper Normally Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/urd-sr120small-proof_9500552e-5ec4-4abf-92e0-8a8b675b4a40_medium.gif?v=1720000556)
8 URD-SRE120 N.O. | 8 Inch 120V Round Motorized Spring Return Damper Normally Open | EWC Controls (OBSOLETE)
Brand: EWC Controls
SKU: 8 URD-SRE120 N.O.
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![EWC Controls 9 URD-SRE120 N.O. 9 Inch 120V Round Motorized Spring Return Damper Normally Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/urd-sr120small-proof_e92bfd13-6de0-4752-bc03-12c0223bda17_medium.gif?v=1720000556)
9 URD-SRE120 N.O. | 9 Inch 120V Round Motorized Spring Return Damper Normally Open | EWC Controls (OBSOLETE)
Brand: EWC Controls
SKU: 9 URD-SRE120 N.O.
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![EWC Controls 7 URD-SRE120 N.O. 7 Inch 120V Round Motorized Spring Return Damper Normally Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/urd-sr120small-proof_dc8ec97b-2938-4430-8d74-3fa90b54a7c6_medium.gif?v=1720000547)
7 URD-SRE120 N.O. | 7 Inch 120V Round Motorized Spring Return Damper Normally Open | EWC Controls (OBSOLETE)
Brand: EWC Controls
SKU: 7 URD-SRE120 N.O.
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![EWC Controls 5 URD-SRE120 N.C. 5 Inch 120V Round Motorized Spring Return Damper Normally Closed | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/urd-sr120small-proof_f610a9cd-14ca-4f96-8cad-c0db1057e235_medium.gif?v=1720000541)
5 URD-SRE120 N.C. | 5 Inch 120V Round Motorized Spring Return Damper Normally Closed | EWC Controls (OBSOLETE)
Brand: EWC Controls
SKU: 5 URD-SRE120 N.C.
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![EWC Controls 4 URD-SRE120 N.O. 4 Inch 120V Round Motorized Spring Return Damper Normally Open | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/urd-sr120small-proof_0c5a3f36-3626-4367-b848-30d9eb72acb1_medium.gif?v=1720094293)
4 URD-SRE120 N.O. | 4 Inch 120V Round Motorized Spring Return Damper Normally Open | EWC Controls (OBSOLETE)
Brand: EWC Controls
SKU: 4 URD-SRE120 N.O.
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![EWC Controls 4 URD-SRE120 N.C. 4 Inch 120V Round Motorized Spring Return Damper Normally Closed | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/urd-sr120small-proof_d4487fa4-d23e-4572-bd74-1897aa348b0a_medium.gif?v=1720000513)
4 URD-SRE120 N.C. | 4 Inch 120V Round Motorized Spring Return Damper Normally Closed | EWC Controls (OBSOLETE)
Brand: EWC Controls
SKU: 4 URD-SRE120 N.C.
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![EWC Controls 20X16 ND-15S 20X16 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_4c1c2e8b-59c4-4f3a-b5bb-afd3cd97ee74_medium.png?v=1720000408)
20X16 ND-15S | 20X16 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 20X16 ND-15S
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![EWC Controls 8X6 ND-15S 8X6 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_cd90a8c3-2ddd-416b-8413-8155393ec214_medium.png?v=1720000394)
8X6 ND-15S | 8X6 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 8X6 ND-15S
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![EWC Controls 20X24 ND-15S 20X24 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN/POWER CLOSE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/nd_cb3975f7-642c-40ff-b3c6-e0aab1d0dd96_medium.png?v=1720000393)
20X24 ND-15S | 20X24 ND-15S MOTORIZED DAMPER 15 SECOND POWER OPEN / POWER CLOSE | EWC Controls
Brand: EWC Controls
SKU: 20X24 ND-15S
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