Ball valves Modulating Control input
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 171D-10370S 599 Series 3W, 2", 40Cv Stainless Steel Ball Valve, Prop (0-10V), NSR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10322375_en_a816414f-825f-46d9-8f9b-4e969b03c120_medium.jpg?v=1723872474)
171D-10370S | 599 Series 3W, 2", 40Cv Stainless Steel Ball Valve, Prop (0-10V), NSR | Siemens
Brand: Siemens
SKU: 171D-10370S
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![Siemens 171G-10358S 599 Series 3W, 3/4", 6.3Cv Stainless Steel Ball Valve, Prop, SR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10218016_en_3cc3cd91-97ee-4912-a2c1-1ceaa3aecf0e_medium.jpg?v=1723872479)
171G-10358S | 599 Series 3W, 3 / 4", 6.3Cv Stainless Steel Ball Valve, Prop, SR | Siemens
Brand: Siemens
SKU: 171G-10358S
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![Siemens 171G-10364 599 Series 3W, 1-1/4", 16 Cv Ball Valve, Proportional Spring-Return Actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10218016_en_37330a30-3419-42c7-ae27-35e02bbfe4f9_medium.jpg?v=1723872484)
171G-10364 | 599 Series 3W, 1-1 / 4", 16 Cv Ball Valve, Proportional Spring-Return Actuator | Siemens
Brand: Siemens
SKU: 171G-10364
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![Siemens 171G-10369S 599 Series 3W, 1-1/2", 63Cv Stainless Steel Ball Valve, Prop, SR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10218016_en_38991475-ce2f-4911-b3ca-67794dfd17e0_medium.jpg?v=1723872471)
171G-10369S | 599 Series 3W, 1-1 / 2", 63Cv Stainless Steel Ball Valve, Prop, SR | Siemens
Brand: Siemens
SKU: 171G-10369S
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![Siemens 171G-10366S 599 Series 3W, 1-1/4", 40Cv Stainless Steel Ball Valve, Prop, SR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10218016_en_2fba9c33-d81a-492f-aeb6-a46aa2842941_medium.jpg?v=1723872483)
171G-10366S | 599 Series 3W, 1-1 / 4", 40Cv Stainless Steel Ball Valve, Prop, SR | Siemens
Brand: Siemens
SKU: 171G-10366S
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![Siemens 171G-10356S 599 Series 3W, 1/2", 6.3Cv Stainless Steel Ball Valve, Prop, SR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10218016_en_bf270542-0ad6-4397-a7b5-d6f10c6bb23d_medium.jpg?v=1723872482)
171G-10356S | 599 Series 3W, 1 / 2", 6.3Cv Stainless Steel Ball Valve, Prop, SR | Siemens
Brand: Siemens
SKU: 171G-10356S
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![Siemens 171G-10360S 599 Series 3W, 3/4", 16Cv Stainless Steel Ball Valve, Prop, SR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10218016_en_a685d144-bd14-4acd-80de-43d8fa126ebe_medium.jpg?v=1723872481)
171G-10360S | 599 Series 3W, 3 / 4", 16Cv Stainless Steel Ball Valve, Prop, SR | Siemens
Brand: Siemens
SKU: 171G-10360S
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![Siemens 171C-10601-1.9-4.0 6W ball valve 3/4", A=1.9Cv, B=4.0Cv, 58psi close-off, female NPT, 0-10 V NSR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10889586_en_6ffefa50-5f42-4483-be09-8e4ec5f794d9_medium.jpg?v=1723872470)
171C-10601-1.9-4.0 | 6W ball valve 3 / 4", A=1.9Cv, B=4.0Cv, 58psi close-off, female NPT, 0-10 V NSR | Siemens
Brand: Siemens
SKU: 171C-10601-1.9-4.0
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![Siemens 171K-10307S 2W 1/2", 10Cv ball valve assy, stainless steel ball and stem, 2-10 V, NO, SR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10933804_en_d2b60d89-db89-4fc2-9ff2-a0d7aca27f56_medium.jpg?v=1723872492)
171K-10307S | 2W 1 / 2", 10Cv ball valve assy, stainless steel ball and stem, 2-10 V, NO, SR | Siemens
Brand: Siemens
SKU: 171K-10307S
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![Siemens 171G-10316 2W 1", 63Cv ball valve assy, chrome-plat brass ball & brass stem, 0-10V, NO, SR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10322382_en_f10102b8-15f3-45bc-b4c8-0decbe72ff23_medium.jpg?v=1723872465)
171G-10316 | 2W 1", 63Cv ball valve assy, chrome-plat brass ball & brass stem, 0-10V, NO, SR | Siemens
Brand: Siemens
SKU: 171G-10316
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![Siemens 171G-10367S 599 Series 3W, 1-1/2", 25Cv Stainless Steel Ball Valve, Prop, SR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10218016_en_a8d9b84a-4eb2-414e-88f9-673b04bc84d3_medium.jpg?v=1723872483)
171G-10367S | 599 Series 3W, 1-1 / 2", 25Cv Stainless Steel Ball Valve, Prop, SR | Siemens
Brand: Siemens
SKU: 171G-10367S
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![Siemens 171G-10372S 599 Series 3W, 2", 100Cv Stainless Steel Ball Valve, Prop, SR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10218016_en_fc2466c6-6a7b-4b61-8159-db510f4a5440_medium.jpg?v=1723872471)
171G-10372S | 599 Series 3W, 2", 100Cv Stainless Steel Ball Valve, Prop, SR | Siemens
Brand: Siemens
SKU: 171G-10372S
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![Siemens 171G-10357S 599 Series 3W, 1/2", 10Cv Stainless Steel Ball Valve, Prop, SR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10218016_en_1e60da8c-a140-4288-8413-b89630a98f26_medium.jpg?v=1723872463)
171G-10357S | 599 Series 3W, 1 / 2", 10Cv Stainless Steel Ball Valve, Prop, SR | Siemens
Brand: Siemens
SKU: 171G-10357S
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![Siemens 171C-10602-1.9-4.0 6W ball valve 1", A=1.9Cv, B=4.0Cv, 58psi close-off, female NPT, 0-10 V NSR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10889628_en_20fb8673-17b4-4230-af10-fe1741b4c0f5_medium.jpg?v=1723872459)
171C-10602-1.9-4.0 | 6W ball valve 1", A=1.9Cv, B=4.0Cv, 58psi close-off, female NPT, 0-10 V NSR | Siemens
Brand: Siemens
SKU: 171C-10602-1.9-4.0
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![Siemens 171G-10313 2W 1", 16Cv ball valve assy, chrome-plat brass ball & brass stem, 0-10V, NO, SR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10322382_en_8d63511c-868a-4afe-8151-1c4951a34b61_medium.jpg?v=1723872463)
171G-10313 | 2W 1", 16Cv ball valve assy, chrome-plat brass ball & brass stem, 0-10V, NO, SR | Siemens
Brand: Siemens
SKU: 171G-10313
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![Siemens 171C-10366S 599 Series 3W, 1-1/4", 40Cv Stainless Steel Ball Valve, Prop (0-10V), NSR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10322375_en_66f2f991-8ae6-45ef-9d9f-fea11a78afdf_medium.jpg?v=1723872461)
171C-10366S | 599 Series 3W, 1-1 / 4", 40Cv Stainless Steel Ball Valve, Prop (0-10V), NSR | Siemens
Brand: Siemens
SKU: 171C-10366S
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![Siemens 171C-10365 599 Series 3W, 1-1/4", 25Cv Ball Valve, Prop (0-10V), NSR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10322375_en_800839fd-9ab3-4a81-84c0-271ae5c6bdeb_medium.jpg?v=1723872455)
171C-10365 | 599 Series 3W, 1-1 / 4", 25Cv Ball Valve, Prop (0-10V), NSR | Siemens
Brand: Siemens
SKU: 171C-10365
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![Siemens 171C-10360S 599 Series 3W, 3/4", 16Cv Stainless Steel Ball Valve, Prop, NSR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10322375_en_db464866-d2c2-4405-91c2-02a3b809ca3f_medium.jpg?v=1723872454)
171C-10360S | 599 Series 3W, 3 / 4", 16Cv Stainless Steel Ball Valve, Prop, NSR | Siemens
Brand: Siemens
SKU: 171C-10360S
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![Siemens 171C-10600-1.2-0.8 6W ball valve 1/2", A=1.2Cv, B=0.8Cv, 58psi close-off, female NPT, 0-10 V NSR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10889577_en_f1cdaa22-b187-4d6a-95d2-d9869d625252_medium.jpg?v=1723872441)
171C-10600-1.2-0.8 | 6W ball valve 1 / 2", A=1.2Cv, B=0.8Cv, 58psi close-off, female NPT, 0-10 V NSR | Siemens
Brand: Siemens
SKU: 171C-10600-1.2-0.8
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![Siemens 171D-10324 2W 1-1/2", 63Cv ball valve assy, chrome-plat brass ball, brass stem, 0-10V NSR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10322381_en_f1c0c513-be36-4564-9e30-3356d9d2c2e8_medium.jpg?v=1723872441)
171D-10324 | 2W 1-1 / 2", 63Cv ball valve assy, chrome-plat brass ball, brass stem, 0-10V NSR | Siemens
Brand: Siemens
SKU: 171D-10324
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![Siemens 171C-10365S 599 Series 3W, 1-1/4", 25Cv Stainless Steel Ball Valve, Prop (0-10V), NSR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10322375_en_7c239476-24ba-4d41-bda1-91375abe356a_medium.jpg?v=1723872440)
171C-10365S | 599 Series 3W, 1-1 / 4", 25Cv Stainless Steel Ball Valve, Prop (0-10V), NSR | Siemens
Brand: Siemens
SKU: 171C-10365S
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![Siemens 171C-10362S 599 Series 3W, 1", 16Cv Stainless Steel Ball Valve, Prop (0-10V), NSR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10322375_en_c8633c97-bf02-41c3-92bb-7ad725a79fbc_medium.jpg?v=1723872445)
171C-10362S | 599 Series 3W, 1", 16Cv Stainless Steel Ball Valve, Prop (0-10V), NSR | Siemens
Brand: Siemens
SKU: 171C-10362S
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![Siemens 171C-10601-2.9-2.9 6W ball valve 3/4", A=2.9Cv, B=2.9Cv, 58psi close-off, female NPT, 0-10 V NSR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10889586_en_aa0357cb-ed7c-430f-ad9d-3bcb68090e7b_medium.jpg?v=1723872447)
171C-10601-2.9-2.9 | 6W ball valve 3 / 4", A=2.9Cv, B=2.9Cv, 58psi close-off, female NPT, 0-10 V NSR | Siemens
Brand: Siemens
SKU: 171C-10601-2.9-2.9
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![Siemens 171C-10600-1.9-1.9 6W ball valve 1/2", A=1.9Cv, B=1.9Cv, 58psi close-off, female NPT, 0-10 V NSR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/A6V10889577_en_0348dcb1-bed7-47e8-9a1d-063e6146004c_medium.jpg?v=1723872439)
171C-10600-1.9-1.9 | 6W ball valve 1 / 2", A=1.9Cv, B=1.9Cv, 58psi close-off, female NPT, 0-10 V NSR | Siemens
Brand: Siemens
SKU: 171C-10600-1.9-1.9
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