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 173C-10316 2W 1", 63Cv ball valve assy, chrome-plated brass ball & brass stem, 0-10V NSR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_7c210364-62ae-411b-a455-2be7d5733cc4_medium.png?v=1720021622)
173C-10316 | 2W 1", 63Cv ball valve assy, chrome-plated brass ball & brass stem, 0-10V NSR | Siemens (OBSOLETE)
Brand: Siemens
SKU: 173C-10316
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![Siemens 173C-10353S 599 Series 3W, 1/2", 1.6Cv SS Ball Valve, Prop NSR Conduit Box & 6' Lead | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_0e2a4577-edd0-4c13-afa0-3005f4920722_medium.png?v=1720021627)
173C-10353S | 599 Series 3W, 1 / 2", 1.6Cv SS Ball Valve, Prop NSR Conduit Box & 6' Lead | Siemens (OBSOLETE)
Brand: Siemens
SKU: 173C-10353S
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![Siemens 173C-10359S 599 Series 3W, 3/4", 10Cv SS Ball Valve, Prop NSR Conduit Box 6'-Lead | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_f8a91b6a-7436-443a-8120-012598bf5eee_medium.png?v=1720021621)
173C-10359S | 599 Series 3W, 3 / 4", 10Cv SS Ball Valve, Prop NSR Conduit Box 6'-Lead | Siemens (OBSOLETE)
Brand: Siemens
SKU: 173C-10359S
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![Siemens 173C-10309S 2W 3/4", 10Cv ball valve assy, stainless steel ball, stem, 0-10V NSR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_0ff81f0a-62a9-47a7-93e8-ad2805539f4c_medium.png?v=1720021619)
173C-10309S | 2W 3 / 4", 10Cv ball valve assy, stainless steel ball, stem, 0-10V NSR | Siemens (OBSOLETE)
Brand: Siemens
SKU: 173C-10309S
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![Siemens 173C-10351S 599 Series 3W, 1/2", 0.63Cv SS Ball Valve, Prop NSR Conduit Box & 6' Lead | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_9474405d-473c-4979-bec6-06e646c429c4_medium.png?v=1720021622)
173C-10351S | 599 Series 3W, 1 / 2", 0.63Cv SS Ball Valve, Prop NSR Conduit Box & 6' Lead | Siemens (OBSOLETE)
Brand: Siemens
SKU: 173C-10351S
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![Siemens 173D-10369 599 Series 3W, 1-1/2", 63Cv Ball Valve, Prop, NSR, Conduit Box & 6' Lead | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_1b867b63-e7df-4262-b33a-9dbd42306bad_medium.png?v=1720021620)
173D-10369 | 599 Series 3W, 1-1 / 2", 63Cv Ball Valve, Prop, NSR, Conduit Box & 6' Lead | Siemens (OBSOLETE)
Brand: Siemens
SKU: 173D-10369
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![Siemens 173D-10328 2W 2", 63Cv ball valve assy, chrome-plat brass ball, brass stem, 0-10V NSR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_a32549b2-42bc-42ff-920d-7eed746eb52d_medium.png?v=1720021619)
173D-10328 | 2W 2", 63Cv ball valve assy, chrome-plat brass ball, brass stem, 0-10V NSR | Siemens (OBSOLETE)
Brand: Siemens
SKU: 173D-10328
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![Siemens 173C-10356S 599 Series 3W, 1/2", 6.3Cv SS Ball Valve, Prop NSR Conduit Box & 6' Lead | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_01f5deb2-015a-4c69-9217-5d6b3b28cc6b_medium.png?v=1720021623)
173C-10356S | 599 Series 3W, 1 / 2", 6.3Cv SS Ball Valve, Prop NSR Conduit Box & 6' Lead | Siemens (OBSOLETE)
Brand: Siemens
SKU: 173C-10356S
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![Siemens 173D-10368S 599 Series 3W, 1-1/2", 40Cv SS Ball Valve, Prop NSR Conduit Box 6'-Lead | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_45e19708-08a8-4ce0-b739-6fea9af118f8_medium.png?v=1720021617)
173D-10368S | 599 Series 3W, 1-1 / 2", 40Cv SS Ball Valve, Prop NSR Conduit Box 6'-Lead | Siemens (OBSOLETE)
Brand: Siemens
SKU: 173D-10368S
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![Siemens 173C-10365S 599 Series 3W, 1-1/4", 25Cv SS Ball Valve, Prop, NSR, Conduit Box 6'-Lead | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_65e1554b-ab76-4555-9f00-b54fc3280078_medium.png?v=1720021616)
173C-10365S | 599 Series 3W, 1-1 / 4", 25Cv SS Ball Valve, Prop, NSR, Conduit Box 6'-Lead | Siemens (OBSOLETE)
Brand: Siemens
SKU: 173C-10365S
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![Siemens 173D-10367 599 Series 3W, 1-1/2", 25Cv Ball Valve, Prop, NSR, Conduit Box & 6' Lead | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_f3462bb9-d772-40cd-83a9-654edc23a231_medium.png?v=1720021616)
173D-10367 | 599 Series 3W, 1-1 / 2", 25Cv Ball Valve, Prop, NSR, Conduit Box & 6' Lead | Siemens (OBSOLETE)
Brand: Siemens
SKU: 173D-10367
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![Siemens 173C-10301S 2W 1/2", 0.63Cv ball valve assy, stainless steel ball and stem, 0-10V NSR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_b5667e81-7fdc-4f95-9f77-6e442fbfc5c1_medium.png?v=1720021619)
173C-10301S | 2W 1 / 2", 0.63Cv ball valve assy, stainless steel ball and stem, 0-10V NSR | Siemens (OBSOLETE)
Brand: Siemens
SKU: 173C-10301S
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![Siemens 173C-10350S 599 Series 3W, 1/2", 0.4Cv SS Ball Valve, Proport'l NSR Conduit Box & 6' Lead | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_3576467e-df30-47cb-9b5b-4979fce55e52_medium.png?v=1720021615)
173C-10350S | 599 Series 3W, 1 / 2", 0.4Cv SS Ball Valve, Proport'l NSR Conduit Box & 6' Lead | Siemens (OBSOLETE)
Brand: Siemens
SKU: 173C-10350S
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![Siemens 173C-10305S 2W 1/2", 4Cv ball valve assy, stainless steel ball and stem, 0-10V NSR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_a35204f1-94f0-4417-9b95-3e9c951c7e1e_medium.png?v=1720021610)
173C-10305S | 2W 1 / 2", 4Cv ball valve assy, stainless steel ball and stem, 0-10V NSR | Siemens (OBSOLETE)
Brand: Siemens
SKU: 173C-10305S
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![Siemens 173C-10364S 599 Series 3W, 1-1/4", 16Cv SS Ball Valve, Prop, NSR, Conduit Box & 6' Lead | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_985ea6d6-d766-4703-8348-e63d304405a7_medium.png?v=1720021610)
173C-10364S | 599 Series 3W, 1-1 / 4", 16Cv SS Ball Valve, Prop, NSR, Conduit Box & 6' Lead | Siemens (OBSOLETE)
Brand: Siemens
SKU: 173C-10364S
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![Siemens 173D-10368 599 Series 3W, 1-1/2", 40Cv Ball Valve, Prop, NSR, Conduit Box & 6' Lead | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_192f30f9-4924-4627-bca7-39d968c5ef41_medium.png?v=1720021611)
173D-10368 | 599 Series 3W, 1-1 / 2", 40Cv Ball Valve, Prop, NSR, Conduit Box & 6' Lead | Siemens (OBSOLETE)
Brand: Siemens
SKU: 173D-10368
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![Siemens 173D-10367S 599 Series 3W, 1-1/2", 25Cv SS Ball Valve, Prop NSR Conduit Box & 6'-Lead | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_2e55c4ca-aa52-426d-89a1-d23abca91af7_medium.png?v=1720021606)
173D-10367S | 599 Series 3W, 1-1 / 2", 25Cv SS Ball Valve, Prop NSR Conduit Box & 6'-Lead | Siemens (OBSOLETE)
Brand: Siemens
SKU: 173D-10367S
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![Siemens 173C-10320S 2W 1-1/4", 63Cv ball valve assy, stainless steel ball, stem, 0-10V NSR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_9f7296c1-e2ae-4903-b074-1ad16f8b17a0_medium.png?v=1720021604)
173C-10320S | 2W 1-1 / 4", 63Cv ball valve assy, stainless steel ball, stem, 0-10V NSR | Siemens (OBSOLETE)
Brand: Siemens
SKU: 173C-10320S
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![Siemens 173C-10361S 599 Series 3W, 1", 10Cv SS Ball Valve, Prop (0-10V), NSR, Conduit Box & 6' Lead | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_5c24ab33-18b8-431b-8ad2-4c4bea902c7b_medium.png?v=1720021600)
173C-10361S | 599 Series 3W, 1", 10Cv SS Ball Valve, Prop (0-10V), NSR, Conduit Box & 6' Lead | Siemens (OBSOLETE)
Brand: Siemens
SKU: 173C-10361S
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![Siemens 173C-10359 599 Series 3W, 3/4", 10Cv Ball Valve, Prop, NSR, Conduit Box and 6' Lead | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/logo_71f707ec-f6b7-4769-a910-f6c5665d27e3_medium.png?v=1720021601)
173C-10359 | 599 Series 3W, 3 / 4", 10Cv Ball Valve, Prop, NSR, Conduit Box and 6' Lead | Siemens (OBSOLETE)
Brand: Siemens
SKU: 173C-10359
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