Scroll to view all
Siemens 0.5" - 2 way Valve size
Choose from 12000+ Siemens products, from accessories and components to meters, controllers, valves and actuators. Shop today!
View Details
256-02018 | MT Series 2W Valve assy, ANSI 250 NC Mod Eq Pct 1 / 2" FxUM 0.63Cv 10-15psi SR | Siemens
Brand: Siemens
SKU: 256-02018
View Details
255-01126 | MZ Series 2W Valve Assy, ANSI 250, NO, Linear, 1 / 2 In FxF, 4 Cv, El / Mech | Siemens
Brand: Siemens
SKU: 255-01126
View Details
255-01123 | MZ Series 2W Valve Assy, ANSI 250, NO, Linear, 1 / 2 In FxF, 2.5 Cv, El / Mech | Siemens
Brand: Siemens
SKU: 255-01123
View Details
255-01117 | MZ Series Valve Assy, ANSI 250, NO, Linear, 1 / 2 In FxF, 0.63 Cv, El / Mech | Siemens
Brand: Siemens
SKU: 255-01117
View Details
254-01117 | MZ Series Valve Assembly, ANSI 250, 2W, NO, Linear, 1 / 2", FxF, 0.63 Cv, El / Mech | Siemens
Brand: Siemens
SKU: 254-01117
View Details
254-01106 | MZ Series Valve Assembly, ANSI 250, 2W, NC, Linear, 1 / 2", FxF, 1.6Cv, El / Mech | Siemens
Brand: Siemens
SKU: 254-01106
View Details
248-00211 | Zone valve, 2-way, 1 / 2", 2.5 Cv, NPT w / 24Vac, SSP61U actuator, 0-10Vdc, NSR | Siemens
Brand: Siemens
SKU: 248-00211
View Details
245-00211 | Zone valve, 2-way, 1 / 2", 2.5 Cv, NPT w / 24Vac 0-10Vdc NSR actuator | Siemens
Brand: Siemens
SKU: 245-00211
View Details
243-00214 | Zone valve, 2-way, 1 / 2", 4.0 Cv, NPT w / 24V 2-position SR actuator fails NO | Siemens
Brand: Siemens
SKU: 243-00214
View Details
242-00211 | Zone valve, 2-way, 1 / 2", 2.5 Cv, NPT w / 24V 2-position SR actuator fails NC | Siemens
Brand: Siemens
SKU: 242-00211
View Details
172K-10306 | 2W 1 / 2", 6.3Cv ball valve assy, chrm-plat brass ball, brass stem, 2-10 V NC SR | Siemens
Brand: Siemens
SKU: 172K-10306
View Details
172K-10304 | 2W 1 / 2", 2.5Cv ball valve assy, chrm-plat brass ball & brass stem, 2-10V NC SR | Siemens
Brand: Siemens
SKU: 172K-10304
View Details
172K-10303S | 2W 1 / 2", 1.6Cv ball valve assy, stainless steel ball and stem, 2-10 V, NC, SR | Siemens
Brand: Siemens
SKU: 172K-10303S
View Details
172K-10302S | 2W 1 / 2", 1Cv ball valve assembly, stainless steel ball and stem, 2-10 V, NC, SR | Siemens
Brand: Siemens
SKU: 172K-10302S
View Details
172J-10304 | 2W 1 / 2", 2.5Cv ball valve assy, chrm-plat brass ball & brass stem, float NC SR | Siemens
Brand: Siemens
SKU: 172J-10304
View Details
172J-10302 | 2W 1 / 2", 1Cv ball valve assy, chrom-plat brass ball & brass stem, float, NC, SR | Siemens
Brand: Siemens
SKU: 172J-10302
View Details
172H-10308 | 2W 3 / 4", 6.3Cv ball valve assy, chrome-plat brass ball, brass stem, 2-pos NC SR | Siemens
Brand: Siemens
SKU: 172H-10308
View Details
172G-10328S | 2W 2", 63Cv ball valve assy, stainless steel ball, stem, 0-10V, NC, SR | Siemens
Brand: Siemens
SKU: 172G-10328S
View Details
172G-10318 | 2W 1-1 / 4", 25Cv ball valve assy, chrm-plat brass ball, brass stem, 0-10V NC SR | Siemens
Brand: Siemens
SKU: 172G-10318
View Details
171M-10316 | 2W 1", 63Cv ball valve assy, chrome-plat brass ball & brass stem, 2-pos, NO, SR | Siemens
Brand: Siemens
SKU: 171M-10316
View Details
171K-10307 | 2W 1 / 2", 10Cv ball valve assy, chrm-plated brass ball & brass stem, 2-10V NO SR | Siemens
Brand: Siemens
SKU: 171K-10307
View Details
171G-10324 | 2W 1-1 / 2", 63Cv ball valve assy, chrm-plat brass ball, brass stem, 0-10V NO SR | Siemens
Brand: Siemens
SKU: 171G-10324
View Details
171C-10312 | 2W 1", 10Cv ball valve assy, chrome-plated brass ball & brass stem, 0-10V NSR | Siemens
Brand: Siemens
SKU: 171C-10312
View Details
171A-10321S | 2W 1-1 / 4", 100Cv ball valve assy, stainless steel ball, stem, float NSR | Siemens
Brand: Siemens
SKU: 171A-10321S
Committed to customer satisfaction
as experts in Siemens
Recently Viewed
Popular Products
View all →
SDSA2040 | SPD T1 SDSA 40KA 120/208V 3P4W | Square D
Brand: Square D
SKU: SDSA2040
P2800A GR | Feedback potentiometer 2800 ohms. | Belimo
Brand: Belimo
SKU: P2800A GR
GCA161.1U | Damper Actuator | Spring Return | 24 VAC/DC | 0-10 Vdc | 160 lb-in | Siemens
Brand: Siemens
SKU: GCA161.1U
LMB24-SR | Damper Actuator | 45 in-lb | Non-Spg Rtn | 24V | Modulating | Belimo
Brand: Belimo
SKU: LMB24-SR
STE-8001W80 | Digital Sensor: SimplyVAV, Temperature, White, | KMC
Brand: KMC
SKU: STE-8001W80
MG350V-24F | SmartX, Globe Valve Actuator, floating, non-spring return, 24 Vac/Vdc, 78 lbf, LED status indicator, NEMA 2 | Schneider Electric
Brand: Schneider Electric
SKU: MG350V-24F
BAST-221C-B2 | BACnet MS/TP Thermostat 2-Heat/2-Cool/1-Fan Wired | Contemporary Controls
Brand: Contemporary Controls
SKU: BAST-221C-B2
EHS45-600-10 | 1 Phase 45 Amps Multi-Signal Control | [NFEHS45-600-10] | Neptronic
Brand: Neptronic
SKU: EHS45-600-10