Dampers Spring return Spring return
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![Siemens GPC321.1U Damper Actuator | Spring Return | 120 to 230 VAC | On/Off | 35 lb-in | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V11218195_en_011d1a59-d3a9-48fb-b588-083c59da61ff_medium.jpg?v=1723900506)
GPC321.1U | Damper Actuator | Spring Return | 120 to 230 VAC | On / Off | 35 lb-in | Siemens
Brand: Siemens
SKU: GPC321.1U
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![Siemens GRD126.1U Damper Actuator | Spring Return | 24 VAC | On/Off | 30 lb-in | SW | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V11704446_en_9d43fe7a-5fb7-48e6-8dd4-eda7a77ba571_medium.jpg?v=1723900502)
GRD126.1U | Damper Actuator | Spring Return | 24 VAC | On / Off | 30 lb-in | SW | Siemens
Brand: Siemens
SKU: GRD126.1U
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![Siemens GQD136.1P Damper Actuator | Spring Return | 24 VAC/DC | Floating | 20 lb-in | SW | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10084074_en_29af0e57-e057-40dc-8f21-62087b38d37f_medium.jpg?v=1723900501)
GQD136.1P | Damper Actuator | Spring Return | 24 VAC / DC | Floating | 20 lb-in | SW | Siemens
Brand: Siemens
SKU: GQD136.1P
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![Siemens GPC326.1U Damper Actuator | Spring Return | 120 to 230 VAC | On/Off | 35 lb-in | SW | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V11218195_en_0be6f923-149f-4c8c-aa66-044f15801889_medium.jpg?v=1723900502)
GPC326.1U | Damper Actuator | Spring Return | 120 to 230 VAC | On / Off | 35 lb-in | SW | Siemens
Brand: Siemens
SKU: GPC326.1U
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![Siemens GMA156.1P Damper Actuator | Spring Return | 24 VAC/DC | 2-10 V | 62 lb-in | SW | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/44053_en_a10489ea-0269-4f83-8186-d9c7077e8f8b_medium.jpg?v=1723900480)
GMA156.1P | Damper Actuator | Spring Return | 24 VAC / DC | 2-10 V | 62 lb-in | SW | Siemens
Brand: Siemens
SKU: GMA156.1P
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![Siemens GCA136.1P Damper Actuator | Spring Return | 24 VAC/DC | Floating | 160 lb-in | SW | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/44043_en_97820498-1d76-4e23-a2c6-c645b5738ee6_medium.jpg?v=1723900484)
GCA136.1P | Damper Actuator | Spring Return | 24 VAC / DC | Floating | 160 lb-in | SW | Siemens
Brand: Siemens
SKU: GCA136.1P
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![Siemens GPC136.1P Damper Actuator | Spring Return | 24 VAC/DC | Floating | 35 lb-in | SW | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V11218195_en_a7024ad5-2ef5-4035-900c-96c89786f5e9_medium.jpg?v=1723900500)
GPC136.1P | Damper Actuator | Spring Return | 24 VAC / DC | Floating | 35 lb-in | SW | Siemens
Brand: Siemens
SKU: GPC136.1P
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![Siemens GKD326.1U Damper Actuator | Spring Return | 230 VAC | On/Off | 80 lb-in | SW | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/GKD326.1U_medium.jpg?v=1720023717)
GKD326.1U | Damper Actuator | Spring Return | 230 VAC | On / Off | 80 lb-in | SW | Siemens
Brand: Siemens
SKU: GKD326.1U
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![Siemens GPC131.1P Damper Actuator | Spring Return | 24 VAC/DC | Floating | 35 lb-in | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V11218195_en_768f1471-325d-4cf7-875e-8f48ad827fdb_medium.jpg?v=1723900499)
GPC131.1P | Damper Actuator | Spring Return | 24 VAC / DC | Floating | 35 lb-in | Siemens
Brand: Siemens
SKU: GPC131.1P
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![Siemens GKD321.1U Damper Actuator | Spring Return | 230 VAC | On/Off | 80 lb-in | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/GKD321.1U_medium.jpg?v=1720023715)
GKD321.1U | Damper Actuator | Spring Return | 230 VAC | On / Off | 80 lb-in | Siemens
Brand: Siemens
SKU: GKD321.1U
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![Siemens GMA156.1U Damper Actuator | Spring Return | 24 VAC/DC | 2-10 V | 62 lb-in | SW | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/44053_en_8de06349-01f8-4fbd-ab36-93b9b1520ecf_medium.jpg?v=1723900490)
GMA156.1U | Damper Actuator | Spring Return | 24 VAC / DC | 2-10 V | 62 lb-in | SW | Siemens
Brand: Siemens
SKU: GMA156.1U
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![Siemens GKD121.1U Damper Actuator | Spring Return | 24 VAC | On/Off | 80 lb-in | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/GKD121.1U_medium.jpg?v=1720023716)
GKD121.1U | Damper Actuator | Spring Return | 24 VAC | On / Off | 80 lb-in | Siemens
Brand: Siemens
SKU: GKD121.1U
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![Siemens GMA163.1P Damper Actuator | Spring Return | 24 VAC/DC | 0-10 Vdc | 62 lb-in | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/44053_en_7aa40de9-3d6b-4585-bbda-f50fe703b724_medium.jpg?v=1723900488)
GMA163.1P | Damper Actuator | Spring Return | 24 VAC / DC | 0-10 Vdc | 62 lb-in | Siemens
Brand: Siemens
SKU: GMA163.1P
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![Siemens GPC166.1P Damper Actuator | Spring Return | 24 VAC/DC | 0-10Vdc / 2-10Vdc | 35 lb-in | SW | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V11218195_en_0f376824-b5d4-40cc-b1dd-203a13564a8d_medium.jpg?v=1723900500)
GPC166.1P | Damper Actuator | Spring Return | 24 VAC / DC | 0-10Vdc / 2-10Vdc | 35 lb-in | SW | Siemens
Brand: Siemens
SKU: GPC166.1P
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![Siemens GPC121.1P Damper Actuator | Spring Return | 24 VAC/DC | On/Off | 35 lb-in | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V11218195_en_medium.jpg?v=1723900498)
GPC121.1P | Damper Actuator | Spring Return | 24 VAC / DC | On / Off | 35 lb-in | Siemens
Brand: Siemens
SKU: GPC121.1P
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![Siemens GCA136.1U Damper Actuator | Spring Return | 24 VAC/DC | Floating | 160 lb-in | SW | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/44043_en_0ac57f56-f53e-4bc3-ba9c-7e7768564848_medium.jpg?v=1723900485)
GCA136.1U | Damper Actuator | Spring Return | 24 VAC / DC | Floating | 160 lb-in | SW | Siemens
Brand: Siemens
SKU: GCA136.1U
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![Siemens GKD126.1U Damper Actuator | Spring Return | 24 VAC | On/Off | 80 lb-in | SW | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/GKD126.1U_7ad91518-24bd-4525-9c26-81b7800399e6_medium.jpg?v=1720023707)
GKD126.1U | Damper Actuator | Spring Return | 24 VAC | On / Off | 80 lb-in | SW | Siemens
Brand: Siemens
SKU: GKD126.1U
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![Siemens GND326.1U Damper Actuator | Spring Return | 230 VAC | On/Off | 53 lb-in | SW | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/44054_en_19785816-caae-49e6-b4e3-093fd4acde69_medium.jpg?v=1723900498)
GND326.1U | Damper Actuator | Spring Return | 230 VAC | On / Off | 53 lb-in | SW | Siemens
Brand: Siemens
SKU: GND326.1U
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![Siemens GND121.1U/F Damper Actuator | Spring Return | 24 VAC/DC | On/Off | 53 lb-in | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/44055_en_f76aa06a-3119-4249-8293-d5597c5dcc2a_medium.jpg?v=1723900498)
GND121.1U / F | Damper Actuator | Spring Return | 24 VAC / DC | On / Off | 53 lb-in | Siemens
Brand: Siemens
SKU: GND121.1U/F
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![Siemens GND321.1U Damper Actuator | Spring Return | 230 VAC | On/Off | 53 lb-in | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/44054_en_20fea399-858d-4a52-8336-06603627b9b6_medium.jpg?v=1723900492)
GND321.1U | Damper Actuator | Spring Return | 230 VAC | On / Off | 53 lb-in | Siemens
Brand: Siemens
SKU: GND321.1U
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![Siemens GGD126.1U Damper Actuator | Spring Return | 24 VAC | On/Off | 142 lb-in | SW | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/44048_en_0f7a61ac-3d02-49e8-8530-bb4000ba47f7_medium.jpg?v=1723900498)
GGD126.1U | Damper Actuator | Spring Return | 24 VAC | On / Off | 142 lb-in | SW | Siemens
Brand: Siemens
SKU: GGD126.1U
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![Siemens GND326.1U/F Damper Actuator | Spring Return | 230 VAC | On/Off | 53 lb-in | SW | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/44055_en_8a0e005e-cf13-4402-8e17-f6c4e277eb70_medium.jpg?v=1723900498)
GND326.1U / F | Damper Actuator | Spring Return | 230 VAC | On / Off | 53 lb-in | SW | Siemens
Brand: Siemens
SKU: GND326.1U/F
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![Siemens GGD221.3U Damper Actuator | Spring Return | 120 VAC | On/Off | 142 lb-in | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/44048_en_medium.jpg?v=1723900491)
GGD221.3U | Damper Actuator | Spring Return | 120 VAC | On / Off | 142 lb-in | Siemens
Brand: Siemens
SKU: GGD221.3U
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![Siemens GJD121.1U Damper Actuator | Spring Return | 24 VAC | On/Off | 20 lb-in | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V11704442_en_b8777c55-3277-4c44-acde-c1fb6aec82ab_medium.jpg?v=1723900477)
GJD121.1U | Damper Actuator | Spring Return | 24 VAC | On / Off | 20 lb-in | Siemens
Brand: Siemens
SKU: GJD121.1U
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