Compare Siemens Siemens 171A-10311 3/4" NPT 2-Way Ball Valve Assembly w/ GDE131.1P Actuator [New] $159.96
Compare Siemens Siemens 171C-10301 1/2" NPT 2-Way Ball Valve Assembly w/ GDE161.1P Actuator [New] $178.56
Compare Siemens Siemens 171C-10250 3-Way Ball Valve Assembly, 599-10250 Valve, 0.4Cv, 1/2" [New] $218.55
Compare Siemens Siemens 172E-10321S 2W 1-1/4", 100Cv Ball Valve Assembly, Stainless Steel, NC SR [New] $252.96
Compare Siemens Siemens 172E-10316S 2W 1" 63Cv Ball Valve Assy, Stainless Steel, 2-Position, NC [New] $304.11
Compare Siemens Siemens 172E-10330S 2W 2", 160Cv Ball Valve Assembly, Stainless Steel Ball Stem [New] $671.46
Compare Siemens Siemens 141-0575 SW 141 Differential Static Airflow Switch w/ Manual Reset, SPST [New] $90.21
Compare Siemens Siemens 171A-10300 1/2" NPT 2-Way Ball Valve Assembly w/ GDE131.1P Actuator [New] $90.21
Compare Siemens Siemens 259-02049 1/2" 2-Way F x F Normally Open Valve Actuator Assembly 0.63 Cv [New] $150.66
Compare Siemens Siemens 259-02012 3/4" 2-Way F x F Normally Closed Valve Actuator Assembly 6.3Cv [New] $178.56
Compare Siemens Siemens 259-02006 1/2" 2-Way F x F Normally Closed Valve Actuator Assembly 1.6CV [New] $122.76
Compare Siemens Siemens 259-02002 1/2" 2-Way F x F Normally Closed Valve Actuator Assembly 0.63 [New] $132.06
Compare Siemens Siemens 259-02036 1/2" 2-Way F x F Normally Open Valve Actuator Assembly 1.6 Cv [New] $141.36
Compare Siemens Siemens GCA136.1P Damper Actuator, Spring Return, 24 VAC/DC, Floating, 160 lb-in [New] $289.23
Compare Siemens Siemens GCA151.1P GCA Modulating Spring Return 142 lb-in Elec Damper Actuator [New] $289.23
Compare Siemens Siemens GCA163.1P Damper Actuator, Spring Return, 24 VAC/DC, 0-10 Vdc, 160 lb-in [New] $429.66
Compare Siemens Siemens GCA156.1U Damper Actuator, Spring Return, 24 VAC/DC, 0-10/2-10 Vdc [New] $318.06
Compare Siemens Siemens 599-01083 Valve Actuator, Pneumatic, 4-inch, 10-15 psi, 3/4-inch Stroke [New] $90.21
Compare Siemens Siemens GCA131.1P 24V Spring Return Damper Actuator, 3 Pos-Med, Plenum Rated [New] $382.23
![Siemens 171A-10311 3/4" NPT 2-Way Ball Valve Assembly w/ GDE131.1P Actuator [New]](https://cdn11.bigcommerce.com/s-hdj6s/images/stencil/500x659/products/42521/84324/c226fd7f-0fea-5cab-a3a5-a2a35bd05a90__54970.1774678277.jpg?c=2 "Siemens 171A-10311 3/4\" NPT 2-Way Ball Valve Assembly w/ GDE131.1P Actuator [New]")
![Siemens 171C-10301 1/2" NPT 2-Way Ball Valve Assembly w/ GDE161.1P Actuator [New]](https://cdn11.bigcommerce.com/s-hdj6s/images/stencil/500x659/products/42519/84321/289550a8-2453-5939-b1ed-3970733369d4__25201.1774678272.jpg?c=2 "Siemens 171C-10301 1/2\" NPT 2-Way Ball Valve Assembly w/ GDE161.1P Actuator [New]")
![Siemens 171C-10250 3-Way Ball Valve Assembly, 599-10250 Valve, 0.4Cv, 1/2" [New]](https://cdn11.bigcommerce.com/s-hdj6s/images/stencil/500x659/products/42518/84318/98617a41-1502-59e0-af75-5487a675fb40__29768.1774678251.jpg?c=2 "Siemens 171C-10250 3-Way Ball Valve Assembly, 599-10250 Valve, 0.4Cv, 1/2\" [New]")
![Siemens 172E-10321S 2W 1-1/4", 100Cv Ball Valve Assembly, Stainless Steel, NC SR [New]](https://cdn11.bigcommerce.com/s-hdj6s/images/stencil/500x659/products/42517/84246/b5ee6d27-90f0-5588-85e1-6ca2dd28a106__44156.1774678013.jpg?c=2 "Siemens 172E-10321S 2W 1-1/4\", 100Cv Ball Valve Assembly, Stainless Steel, NC SR [New]")
![Siemens 172E-10312 2W 1", 10Cv Ball Valve Assembly, 2-Position, NC, SR [New]](https://cdn11.bigcommerce.com/s-hdj6s/images/stencil/500x659/products/42516/84309/01c11e01-d549-5a57-8ecc-d5062175633f__86882.1774678222.jpg?c=2 "Siemens 172E-10312 2W 1\", 10Cv Ball Valve Assembly, 2-Position, NC, SR [New]")
![Siemens 172E-10316S 2W 1" 63Cv Ball Valve Assy, Stainless Steel, 2-Position, NC [New]](https://cdn11.bigcommerce.com/s-hdj6s/images/stencil/500x659/products/42515/85887/a6d45ea1-d414-5b62-afbc-aa1ff3c66d04__23549.1774682749.jpg?c=2 "Siemens 172E-10316S 2W 1\" 63Cv Ball Valve Assy, Stainless Steel, 2-Position, NC [New]")
![Siemens 172E-10330S 2W 2", 160Cv Ball Valve Assembly, Stainless Steel Ball Stem [New]](https://cdn11.bigcommerce.com/s-hdj6s/images/stencil/500x659/products/42513/84317/91fdb88a-b434-5dc3-a4b5-21cc507f0fc1__99898.1774678250.jpg?c=2 "Siemens 172E-10330S 2W 2\", 160Cv Ball Valve Assembly, Stainless Steel Ball Stem [New]")
![Siemens 141-0575 SW 141 Differential Static Airflow Switch w/ Manual Reset, SPST [New]](https://cdn11.bigcommerce.com/s-hdj6s/images/stencil/500x659/products/42511/97581/ee913f17-e75c-54e7-8238-c468be48479a__56197.1774714899.jpg?c=2 "Siemens 141-0575 SW 141 Differential Static Airflow Switch w/ Manual Reset, SPST [New]")
![Siemens 171A-10300 1/2" NPT 2-Way Ball Valve Assembly w/ GDE131.1P Actuator [New]](https://cdn11.bigcommerce.com/s-hdj6s/images/stencil/500x659/products/42510/84325/f2c979d2-f0e5-5729-8c35-3e298f73d023__16649.1774678280.jpg?c=2 "Siemens 171A-10300 1/2\" NPT 2-Way Ball Valve Assembly w/ GDE131.1P Actuator [New]")
![Siemens 259-02049 1/2" 2-Way F x F Normally Open Valve Actuator Assembly 0.63 Cv [New]](https://cdn11.bigcommerce.com/s-hdj6s/images/stencil/500x659/products/42508/84326/864a86f6-10d0-51d6-8d2d-f235d6e91d04__95963.1774678283.jpg?c=2 "Siemens 259-02049 1/2\" 2-Way F x F Normally Open Valve Actuator Assembly 0.63 Cv [New]")
![Siemens 259-02012 3/4" 2-Way F x F Normally Closed Valve Actuator Assembly 6.3Cv [New]](https://cdn11.bigcommerce.com/s-hdj6s/images/stencil/500x659/products/42503/86076/df9424d3-21f0-5f68-9db5-640bc155a506__42490.1774683303.jpg?c=2 "Siemens 259-02012 3/4\" 2-Way F x F Normally Closed Valve Actuator Assembly 6.3Cv [New]")
![Siemens 259-02006 1/2" 2-Way F x F Normally Closed Valve Actuator Assembly 1.6CV [New]](https://cdn11.bigcommerce.com/s-hdj6s/images/stencil/500x659/products/42500/84328/9b2f21ba-f795-5916-bc6a-536e35e96870__22271.1774678287.jpg?c=2 "Siemens 259-02006 1/2\" 2-Way F x F Normally Closed Valve Actuator Assembly 1.6CV [New]")
![Siemens 259-02002 1/2" 2-Way F x F Normally Closed Valve Actuator Assembly 0.63 [New]](https://cdn11.bigcommerce.com/s-hdj6s/images/stencil/500x659/products/42498/84261/b80f0c35-eb4e-50e0-b3a8-806b33223b09__97071.1774678071.jpg?c=2 "Siemens 259-02002 1/2\" 2-Way F x F Normally Closed Valve Actuator Assembly 0.63 [New]")
![Siemens 259-02036 1/2" 2-Way F x F Normally Open Valve Actuator Assembly 1.6 Cv [New]](https://cdn11.bigcommerce.com/s-hdj6s/images/stencil/500x659/products/42497/90003/53e39f3c-6edd-58b4-9b03-1101f150f4ff__34751.1774694752.jpg?c=2 "Siemens 259-02036 1/2\" 2-Way F x F Normally Open Valve Actuator Assembly 1.6 Cv [New]")
![Siemens GCA136.1P Damper Actuator, Spring Return, 24 VAC/DC, Floating, 160 lb-in [New]](https://cdn11.bigcommerce.com/s-hdj6s/images/stencil/500x659/products/42398/85871/16742d44-da6c-50fc-bc4e-0ab69f34fc2b__90027.1774682694.jpg?c=2 "Siemens GCA136.1P Damper Actuator, Spring Return, 24 VAC/DC, Floating, 160 lb-in [New]")
![Siemens GCA151.1P GCA Modulating Spring Return 142 lb-in Elec Damper Actuator [New]](https://cdn11.bigcommerce.com/s-hdj6s/images/stencil/500x659/products/42397/84329/30ea965a-0ec7-5a8d-ad9e-cbc6da969673__86109.1774678288.jpg?c=2 "Siemens GCA151.1P GCA Modulating Spring Return 142 lb-in Elec Damper Actuator [New]")
![Siemens GCA163.1P Damper Actuator, Spring Return, 24 VAC/DC, 0-10 Vdc, 160 lb-in [New]](https://cdn11.bigcommerce.com/s-hdj6s/images/stencil/500x659/products/42394/89381/07c4a34a-2573-5498-88f0-eb95d824be6f__05305.1774692882.jpg?c=2 "Siemens GCA163.1P Damper Actuator, Spring Return, 24 VAC/DC, 0-10 Vdc, 160 lb-in [New]")
![Siemens GCA156.1U Damper Actuator, Spring Return, 24 VAC/DC, 0-10/2-10 Vdc [New]](https://cdn11.bigcommerce.com/s-hdj6s/images/stencil/500x659/products/42391/84351/a420064d-c27a-52e8-a2ea-bd49b2be24ee__14579.1774678368.jpg?c=2 "Siemens GCA156.1U Damper Actuator, Spring Return, 24 VAC/DC, 0-10/2-10 Vdc [New]")
![Siemens 599-01083 Valve Actuator, Pneumatic, 4-inch, 10-15 psi, 3/4-inch Stroke [New]](https://cdn11.bigcommerce.com/s-hdj6s/images/stencil/500x659/products/42390/85882/aded1865-1e86-59b0-89fc-9af0294132ae__95772.1774682726.png?c=2 "Siemens 599-01083 Valve Actuator, Pneumatic, 4-inch, 10-15 psi, 3/4-inch Stroke [New]")
![Siemens GCA131.1P 24V Spring Return Damper Actuator, 3 Pos-Med, Plenum Rated [New]](https://cdn11.bigcommerce.com/s-hdj6s/images/stencil/500x659/products/42389/92642/b420ecf7-eb04-5114-b295-1730d173f30f__14257.1774702220.jpg?c=2 "Siemens GCA131.1P 24V Spring Return Damper Actuator, 3 Pos-Med, Plenum Rated [New]")