Ball valves Non-spring return Spring return
Browse our extensive collection of 16,000+ control ball valves, including CCVs and zone valves, from top brands — Honeywell, KMC Controls, Belimo, Johnson Controls, and others!
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![Siemens 171C-10601-4.7-4.0 6W ball valve 3/4", A=4.7Cv, B=4.0Cv, 58psi close-off, female NPT, 0-10 V NSR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10889586_en_0621a4f3-78c2-4d95-b3b9-155159304115_medium.jpg?v=1723872400)
171C-10601-4.7-4.0 | 6W ball valve 3 / 4", A=4.7Cv, B=4.0Cv, 58psi close-off, female NPT, 0-10 V NSR | Siemens
Brand: Siemens
SKU: 171C-10601-4.7-4.0
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![Siemens 171C-10601-0.8-4.0 6W ball valve 3/4", A=0.8Cv, B=4.0Cv, 58psi close-off, female NPT, 0-10 V NSR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10889586_en_93fe9614-37a9-4db2-894b-71a2f3fdd20e_medium.jpg?v=1723872390)
171C-10601-0.8-4.0 | 6W ball valve 3 / 4", A=0.8Cv, B=4.0Cv, 58psi close-off, female NPT, 0-10 V NSR | Siemens
Brand: Siemens
SKU: 171C-10601-0.8-4.0
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![Siemens 171C-10351 599 Series 3W, 1/2", 0.63 Cv Ball Valve, Proportional, NSR Actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10322375_en_29efbe4a-e5ab-4912-95be-32374ae7bde5_medium.jpg?v=1723872395)
171C-10351 | 599 Series 3W, 1 / 2", 0.63 Cv Ball Valve, Proportional, NSR Actuator | Siemens
Brand: Siemens
SKU: 171C-10351
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![Siemens 171C-10600-0.8-0.8 6W ball valve 1/2", A=0.8Cv, B=0.8Cv, 58psi close-off, female NPT, 0-10 V NSR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10889577_en_62c08809-163e-48cc-a20c-053192e29746_medium.jpg?v=1723872399)
171C-10600-0.8-0.8 | 6W ball valve 1 / 2", A=0.8Cv, B=0.8Cv, 58psi close-off, female NPT, 0-10 V NSR | Siemens
Brand: Siemens
SKU: 171C-10600-0.8-0.8
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![Siemens 171C-10600-1.9-0.8 6W ball valve 1/2", A=1.9Cv, B=0.8Cv, 58psi close-off, female NPT, 0-10 V NSR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10889577_en_293f794b-2e83-4249-b5ba-be73a999e6d3_medium.jpg?v=1723872395)
171C-10600-1.9-0.8 | 6W ball valve 1 / 2", A=1.9Cv, B=0.8Cv, 58psi close-off, female NPT, 0-10 V NSR | Siemens
Brand: Siemens
SKU: 171C-10600-1.9-0.8
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![Siemens 171D-10326S 2W 1-1/2", 160Cv ball valve assy, stainless steel ball and stem, 0-10V NSR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10322381_en_0c5ec2ed-7d15-420d-9b0f-f5cc11b7d6a4_medium.jpg?v=1723872393)
171D-10326S | 2W 1-1 / 2", 160Cv ball valve assy, stainless steel ball and stem, 0-10V NSR | Siemens
Brand: Siemens
SKU: 171D-10326S
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![Siemens 171C-10602-2.9-4.0 6W ball valve 1", A=2.9Cv, B=4.0Cv, 58psi close-off, female NPT, 0-10 V NSR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10889628_en_311704dd-ec1f-431a-a34b-6f26cb26d336_medium.jpg?v=1723872392)
171C-10602-2.9-4.0 | 6W ball valve 1", A=2.9Cv, B=4.0Cv, 58psi close-off, female NPT, 0-10 V NSR | Siemens
Brand: Siemens
SKU: 171C-10602-2.9-4.0
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![Siemens 171C-10353S 599 Series 3W, 1/2", 1.6Cv Stainless Steel Ball Valve, Prop, NSR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10322375_en_68f1b35a-25b5-4fcf-a829-de476e135f2d_medium.jpg?v=1723872396)
171C-10353S | 599 Series 3W, 1 / 2", 1.6Cv Stainless Steel Ball Valve, Prop, NSR | Siemens
Brand: Siemens
SKU: 171C-10353S
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![Siemens 171B-10330S 2W 2", 160Cv ball valve assy, stainless steel ball, stem, float NSR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10322381_en_2f8453c8-5d02-4a8d-a1e7-82b9040e96e0_medium.jpg?v=1723872374)
171B-10330S | 2W 2", 160Cv ball valve assy, stainless steel ball, stem, float NSR | Siemens
Brand: Siemens
SKU: 171B-10330S
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![Siemens 171C-10314 2W 1", 25Cv ball valve assy, chrome-plated brass ball & brass stem, 0-10V NSR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10322381_en_67eec481-983c-4731-b243-575d1a57d10c_medium.jpg?v=1723872380)
171C-10314 | 2W 1", 25Cv ball valve assy, chrome-plated brass ball & brass stem, 0-10V NSR | Siemens
Brand: Siemens
SKU: 171C-10314
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![Siemens 171B-10325S 2W 1-1/2", 100Cv ball valve assy, stainless steel ball and stem, float NSR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10322381_en_efd4d0ba-63d4-4327-8dcc-b81ad9bd5535_medium.jpg?v=1723872366)
171B-10325S | 2W 1-1 / 2", 100Cv ball valve assy, stainless steel ball and stem, float NSR | Siemens
Brand: Siemens
SKU: 171B-10325S
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![Siemens 171B-10326S 2W 1-1/2", 160Cv ball valve assy, stainless steel ball and stem, float NSR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10322381_en_05ab99c6-197f-4431-9681-471204a3b8dc_medium.jpg?v=1723872377)
171B-10326S | 2W 1-1 / 2", 160Cv ball valve assy, stainless steel ball and stem, float NSR | Siemens
Brand: Siemens
SKU: 171B-10326S
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![Siemens 171A-10314S 2W 1", 25Cv ball valve assy, stainless steel ball & stem, floating NSR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10322381_en_10aa55cf-775b-4de4-8093-908464aaa44e_medium.jpg?v=1723872360)
171A-10314S | 2W 1", 25Cv ball valve assy, stainless steel ball & stem, floating NSR | Siemens
Brand: Siemens
SKU: 171A-10314S
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![Siemens 171B-10372S 599 Series 3W, 2", 100Cv Stainless Steel Ball Valve, 3-pos float, NSR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10322375_en_00af716d-d9c9-42a9-8736-4d31c6f7273d_medium.jpg?v=1723872382)
171B-10372S | 599 Series 3W, 2", 100Cv Stainless Steel Ball Valve, 3-pos float, NSR | Siemens
Brand: Siemens
SKU: 171B-10372S
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![Siemens 171C-10350S 599 Series 3W, 1/2", 0.4Cv Stainless Steel Ball Valve, Prop, NSR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10322375_en_7c0715d3-b23e-46a1-8b89-9df93ce64774_medium.jpg?v=1723872383)
171C-10350S | 599 Series 3W, 1 / 2", 0.4Cv Stainless Steel Ball Valve, Prop, NSR | Siemens
Brand: Siemens
SKU: 171C-10350S
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![Siemens 171C-10307 2W 1/2", 10Cv ball valve assy, chrm-plated brass ball & brass stem, 0-10V NSR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10933802_en_3598f6fb-0553-4355-8a61-789fc67b56af_medium.jpg?v=1723872386)
171C-10307 | 2W 1 / 2", 10Cv ball valve assy, chrm-plated brass ball & brass stem, 0-10V NSR | Siemens
Brand: Siemens
SKU: 171C-10307
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![Siemens 171B-10370 599 Series 3W, 2", 40 Cv Ball Valve, 3-Pos Float, Non-Spring Return Actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10322375_en_8d0069ac-c38e-4fbe-8622-c69761aba861_medium.jpg?v=1723872375)
171B-10370 | 599 Series 3W, 2", 40 Cv Ball Valve, 3-Pos Float, Non-Spring Return Actuator | Siemens
Brand: Siemens
SKU: 171B-10370
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![Siemens 171B-10329S 2W 2", 100Cv ball valve assy, stainless steel ball, stem, float NSR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10322381_en_b41200b2-1dbf-4dd7-8b92-2938e99c9201_medium.jpg?v=1723872374)
171B-10329S | 2W 2", 100Cv ball valve assy, stainless steel ball, stem, float NSR | Siemens
Brand: Siemens
SKU: 171B-10329S
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![Siemens 171B-10327S 2W 2", 40Cv ball valve assy, stainless steel ball, stem, float NSR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10322381_en_21523650-9edc-4136-bafa-8ddbcd0ebd0b_medium.jpg?v=1723872379)
171B-10327S | 2W 2", 40Cv ball valve assy, stainless steel ball, stem, float NSR | Siemens
Brand: Siemens
SKU: 171B-10327S
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![Siemens 171B-10322 2W 1-1/2", 25Cv ball valve assy, chrome-plat brass ball, brass stem, float NSR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10322381_en_66dc15e1-8809-482f-99d1-b6d107f546c1_medium.jpg?v=1723872376)
171B-10322 | 2W 1-1 / 2", 25Cv ball valve assy, chrome-plat brass ball, brass stem, float NSR | Siemens
Brand: Siemens
SKU: 171B-10322
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![Siemens 171A-10358S 599 Series 3W, 3/4", 6.3Cv Stainless Steel Ball Valve, 3-Pos float, NSR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10322375_en_f5878b49-47ad-4605-a4f0-7aea3fadfb7f_medium.jpg?v=1723872370)
171A-10358S | 599 Series 3W, 3 / 4", 6.3Cv Stainless Steel Ball Valve, 3-Pos float, NSR | Siemens
Brand: Siemens
SKU: 171A-10358S
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![Siemens 171B-10367S 599 Series 3W, 1-1/2", 25Cv Stainless Steel Ball Valve, 3-pos float, NSR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10322375_en_17a09901-097f-4e85-a951-1d9b95e15166_medium.jpg?v=1723872372)
171B-10367S | 599 Series 3W, 1-1 / 2", 25Cv Stainless Steel Ball Valve, 3-pos float, NSR | Siemens
Brand: Siemens
SKU: 171B-10367S
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![Siemens 171A-10362S 599 Series 3W, 1", 16Cv Stainless Steel Ball Valve, 3-pos float, NSR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10322375_en_51f7dc43-2c20-4b93-af8e-bbc8ca414f8f_medium.jpg?v=1723872362)
171A-10362S | 599 Series 3W, 1", 16Cv Stainless Steel Ball Valve, 3-pos float, NSR | Siemens
Brand: Siemens
SKU: 171A-10362S
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![Siemens 171A-10302S 2W 1/2", 1Cv ball valve assembly, stainless steel ball and stem, floating NSR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10933802_en_50bab933-7a1e-494b-bb4a-0d8786b9845e_medium.jpg?v=1724216551)
171A-10302S | 2W 1 / 2", 1Cv ball valve assembly, stainless steel ball and stem, floating NSR | Siemens
Brand: Siemens
SKU: 171A-10302S
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