siemens
Choose from 12000+ Siemens products, from accessories and components to meters, controllers, valves and actuators. Shop today!
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![Siemens 268-03166 Valve assy 2W NO, 3/4" 6.3Cv Eq Pct Brass Trim FxF, 8" Pneu Act 3-8psi | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/268-03166_medium.jpg?v=1720022016)
268-03166 | Valve assy 2W NO, 3 / 4" 6.3Cv Eq Pct Brass Trim FxF, 8" Pneu Act 3-8psi | Siemens
Brand: Siemens
SKU: 268-03166
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![Siemens 262-02038 Valve assy NO 1/2" 2.5Cv, FxF Brass Trim Elect Act SR Mod 0-10 V | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/262-02038_medium.jpg?v=1720021928)
262-02038 | Valve assy NO 1 / 2" 2.5Cv, FxF Brass Trim Elect Act SR Mod 0-10 V | Siemens
Brand: Siemens
SKU: 262-02038
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![Siemens 261-02021 Valve assy NC 1/2" 1.6Cv FxF SS Trim Elect Act NSR Mod 0-10 V | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/261-02021_medium.jpg?v=1720021947)
261-02021 | Valve assy NC 1 / 2" 1.6Cv FxF SS Trim Elect Act NSR Mod 0-10 V | Siemens
Brand: Siemens
SKU: 261-02021
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![Siemens 259-02051 Valve assy NO 1/2" 1.0Cv, FxF SS Trim Elect Act NSR float | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/259-02051_medium.jpg?v=1720021882)
259-02051 | Valve assy NO 1 / 2" 1.0Cv, FxF SS Trim Elect Act NSR float | Siemens
Brand: Siemens
SKU: 259-02051
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![Siemens 257-02046 MT Series 2W Valve Assy, ANSI 250, NO, Mod Eq Pct, 1", FxF, 10 Cv, 3-8 psi SR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/257-02046_medium.jpg?v=1720021924)
257-02046 | MT Series 2W Valve Assy, ANSI 250, NO, Mod Eq Pct, 1", FxF, 10 Cv, 3-8 psi SR | Siemens
Brand: Siemens
SKU: 257-02046
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![Siemens 257-02044 MT Series 2W Valve Assy, ANSI 250, NO, Mod Eq Pct, 3/4", FxF, 6.3 Cv, 3-8psi SR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/257-02044_medium.jpg?v=1720021908)
257-02044 | MT Series 2W Valve Assy, ANSI 250, NO, Mod Eq Pct, 3 / 4", FxF, 6.3 Cv, 3-8psi SR | Siemens
Brand: Siemens
SKU: 257-02044
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![Siemens 257-02033 MT Series 2W Valve Asy, ANSI 250, NO, Mod Eq Pct, 1/2" FxUM, 0.63 Cv, 3-8psi SR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/257-02033_medium.jpg?v=1720021883)
257-02033 | MT Series 2W Valve Asy, ANSI 250, NO, Mod Eq Pct, 1 / 2" FxUM, 0.63 Cv, 3-8psi SR | Siemens
Brand: Siemens
SKU: 257-02033
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![Siemens 256-02008 MT Series 2W Valve Asy, ANSI 250, NC, Mod Eq Pct, 1/2" FxF, 2.5 Cv, 10-15psi SR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/256-02008_medium.jpg?v=1720021830)
256-02008 | MT Series 2W Valve Asy, ANSI 250, NC, Mod Eq Pct, 1 / 2" FxF, 2.5 Cv, 10-15psi SR | Siemens
Brand: Siemens
SKU: 256-02008
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![Siemens 255-01138 MZ Series 3W Valve assy ANSI 250 Water Mix Linear 3/4" FxF 6.3Cv 200 N | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/255-01138_medium.jpg?v=1720021841)
255-01138 | MZ Series 3W Valve assy ANSI 250 Water Mix Linear 3 / 4" FxF 6.3Cv 200 N | Siemens
Brand: Siemens
SKU: 255-01138
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![Siemens 255-01119 MZ Series 2W Valve Assy, ANSI 250, NO, Linear, 1/2 In FxF, 1 Cv, El/Mech | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/255-01119_medium.jpg?v=1720021825)
255-01119 | MZ Series 2W Valve Assy, ANSI 250, NO, Linear, 1 / 2 In FxF, 1 Cv, El / Mech | Siemens
Brand: Siemens
SKU: 255-01119
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![Siemens 254-01104 MZ Series 2W Valve Assembly, ANSI 250, NC, Linear, 1/2", FxF, 1 Cv, Elect/Mech | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/254-01104_medium.jpg?v=1720021790)
254-01104 | MZ Series 2W Valve Assembly, ANSI 250, NC, Linear, 1 / 2", FxF, 1 Cv, Elect / Mech | Siemens
Brand: Siemens
SKU: 254-01104
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![Siemens 248-00233 Zone valve, 3-way, 1", 7.0 Cv, NPT w/ 24Vac, SSP61U actuator, 0-10Vdc, NSR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/248-00233_medium.jpg?v=1720021791)
248-00233 | Zone valve, 3-way, 1", 7.0 Cv, NPT w / 24Vac, SSP61U actuator, 0-10Vdc, NSR | Siemens
Brand: Siemens
SKU: 248-00233
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![Siemens 244-00212 Zone valve, 2-way, 3/4", 4.1 Cv, NPT w/ 24V floating NSR actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/244-00212_medium.jpg?v=1720021785)
244-00212 | Zone valve, 2-way, 3 / 4", 4.1 Cv, NPT w / 24V floating NSR actuator | Siemens
Brand: Siemens
SKU: 244-00212
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![Siemens 243-00212 Zone valve, 2-way, 3/4", 4.1 Cv, NPT w/ 24V 2-position SR actuator fails NO | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/243-00212_medium.jpg?v=1720021820)
243-00212 | Zone valve, 2-way, 3 / 4", 4.1 Cv, NPT w / 24V 2-position SR actuator fails NO | Siemens
Brand: Siemens
SKU: 243-00212
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![Siemens 242-00232 Zone valve, 3-way, 3/4", 4.1 Cv, NPT w/ 24V 2-position SR actuator, fails AB-B | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/242-00232_medium.jpg?v=1720021827)
242-00232 | Zone valve, 3-way, 3 / 4", 4.1 Cv, NPT w / 24V 2-position SR actuator, fails AB-B | Siemens
Brand: Siemens
SKU: 242-00232
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![Siemens 241-00233 Zone valve, 3-way, 1", 7.0 Cv, NPT w/ 115V 2-position SR actuator, fails AB-A | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/241-00233_medium.jpg?v=1720021799)
241-00233 | Zone valve, 3-way, 1", 7.0 Cv, NPT w / 115V 2-position SR actuator, fails AB-A | Siemens
Brand: Siemens
SKU: 241-00233
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![Siemens 172M-10326S 2W 1-1/2", 160Cv ball valve assy, stainless steel ball and stem, 2-pos, NC, SR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/172M-10326S_medium.jpg?v=1720021603)
172M-10326S | 2W 1-1 / 2", 160Cv ball valve assy, stainless steel ball and stem, 2-pos, NC, SR | Siemens
Brand: Siemens
SKU: 172M-10326S
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![Siemens 172G-10327S 2W 2", 40Cv ball valve assy, stainless steel ball, stem, 0-10V, NC, SR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/172G-10327S_medium.jpg?v=1720021542)
172G-10327S | 2W 2", 40Cv ball valve assy, stainless steel ball, stem, 0-10V, NC, SR | Siemens
Brand: Siemens
SKU: 172G-10327S
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![Siemens 172G-10317 2W 1-1/4", 16Cv ball valve assy, chrm-plat brass ball, brass stem, 0-10V NC SR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/172G-10317_medium.jpg?v=1720021551)
172G-10317 | 2W 1-1 / 4", 16Cv ball valve assy, chrm-plat brass ball, brass stem, 0-10V NC SR | Siemens
Brand: Siemens
SKU: 172G-10317
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![Siemens 171H-10306 2W 1/2", 6.3Cv ball valve assy, chrome-plat brass ball, brass stem, 2-pos NO SR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/171H-10306_medium.jpg?v=1720021492)
171H-10306 | 2W 1 / 2", 6.3Cv ball valve assy, chrome-plat brass ball, brass stem, 2-pos NO SR | Siemens
Brand: Siemens
SKU: 171H-10306
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![Siemens 171G-10368 599 Series 3W, 1-1/2", 40 Cv Ball Valve, Proportional Spring-Return Actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/171G-10368_medium.jpg?v=1720021529)
171G-10368 | 599 Series 3W, 1-1 / 2", 40 Cv Ball Valve, Proportional Spring-Return Actuator | Siemens
Brand: Siemens
SKU: 171G-10368
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![Siemens 171C-10303 2W 1/2", 1.6Cv ball valve assy, chrm-plat brass ball & brass stem, 0-10V NSR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/171C-10303_medium.jpg?v=1720021409)
171C-10303 | 2W 1 / 2", 1.6Cv ball valve assy, chrm-plat brass ball & brass stem, 0-10V NSR | Siemens
Brand: Siemens
SKU: 171C-10303
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![Siemens 171C-10300 2W 1/2", 0.4Cv ball valve assy, chrome-plat brass ball & brass stem, 0-10V NSR | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/171C-10300_medium.jpg?v=1720021408)
171C-10300 | 2W 1 / 2", 0.4Cv ball valve assy, chrome-plat brass ball & brass stem, 0-10V NSR | Siemens
Brand: Siemens
SKU: 171C-10300
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![Siemens 171A-10352 599 Series 3-way, 1/2", 1.0 Cv Ball Valve, 3-Pos Float, NSR Actuator | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/171A-10352_medium.jpg?v=1720021419)
171A-10352 | 599 Series 3-way, 1 / 2", 1.0 Cv Ball Valve, 3-Pos Float, NSR Actuator | Siemens
Brand: Siemens
SKU: 171A-10352
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