Get a Quote ×Close Menu Popular Brands Caleffi Hydronics Zone Control Relays Zone Valve Repair Kit Zone Valves & Controls 548 Hydro Separator 5495 Sep-4 Air, Dirt, Separators 559 HydroLink Air Separators Air Vents AutoFill Valves Balancing Valves Balancing Valves, Cast Iron Balancing Valves, Low Lead Balancing Valves With Thermometers, Low-Lead Check Valves Dirt Separators Drain Valves Flow Switch Pressure Bypass Valves Badger Meters Badger Inline Flow Meters. Brass & Composite Power Flame Tjernlund RADON MITIGATION FANS & ALARMS Unilux Siemens Control Valves Combustion Controls Testo Combustion Analyzers Data Loggers UltraSonic Flow Meters Dynasonics TFX Ultra Transit Time Flow Meters Dynasonics TFXL Transit Time Flow Meters Dynasonics DXN Portable Ultrasonic Flow Meter Dynasonics Doppler Ultrasonic Flow Meters Plumbing AutoFill Valves Badger Water Meters. 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Brass & Composite Power Flame Tjernlund RADON MITIGATION FANS & ALARMS Unilux Siemens Control Valves Combustion Controls Testo Combustion Analyzers Data Loggers UltraSonic Flow Meters Dynasonics TFX Ultra Transit Time Flow Meters Dynasonics TFXL Transit Time Flow Meters Dynasonics DXN Portable Ultrasonic Flow Meter Dynasonics Doppler Ultrasonic Flow Meters Plumbing AutoFill Valves Badger Water Meters. Lead Free Low Lead Pressure Reducing Valves Low Lead Thermostatic Mixing Valves Balance Valves, Low-Lead Balance Valves With Thermometers, Low-Lead Heating Caleffi Cast Iron Balance Valves Caleffi Air Vents Caleffi Flow Switch Caleffi Zone Valves Zone Valve Repair Kit Z2 2-Way Z3 3-WAY Z4 Z-One 2-Way Z5 Z-One 2-Way Z-One 2-Way Press Zone Control Relays Siemens Combustion Controls Control Valves RBI FUTERA XLF REPAIR PARTS CONTROLS Heat-Timer Digi-Span SQ-Elite Series Mini-MOD PLL ESV Sensors & Accessories BARGAIN FINDS Heat-Timer Temperature Controls Digi-Span SQ-Elite Series Mini-MOD PLL ESV Sensors & Accessories Motors WEG Motors Steam Accessories Steam Traps Y-Strainers Valves Control Valves Zone Valves T&P Valves Pressure Relief Valves Ball Valves Gate Valves Hot & Chilled Water System Accessories Pipe Fittings Stainless Steel Air & Dirt Separators CONTROLS Zone Controls Get a Quote Home > Popular Brands > Siemens > Control Valves Choose a sub category: Motorized 2-Way Ball Valves Brass Trim Motorized 3-Way Ball Valves Brass Trim Motorized 2-Way Ball Valves Stainless Trim Motorized 3-Way Ball Valves Stainless Trim Magnetic Steam & HW Sort By: Price: Low to High Price: High to Low Most Popular Title Manufacturer Newest Oldest Availability 30 per page 60 per page 120 per page 180 per page 300 per page Page of 9 Siemens Motorized Ball Valve 171A-10300S SIEMENS, 0.5" 2W 0.4CV SS BALL VLV+GDE131.1P NON-SPRING RETURN, CLOSE OFF PRESSURE 200 PSI, FLOATING Our Price: $86.57 Siemens Motorized Ball Valve 171A-10300 SIEMENS ½", 2-WAY, BALL VALVE, 24 VAC, FLOATING CONTROL, 05", 2W 0.4 CV, BALL VLV+GDE131.1P Our Price: $58.39 Siemens Motorized Ball Valve 173A-10300S SIEMENS 0.5", 2W, 0.4CV, SS TRIM, BALL VLV+GDE131.1Q+ADPT, NON-SPRING RETURN, CLOSE OFF PRESSURE 200 PSI, FLOATING Our Price: $105.32 Siemens Magnetic Modulating Control Valves MXG46115-0.6U Siemens 1/2" FIP, 2 or 3 Way Mixing,CLICK HERE FOR ALL INFO ON U SERIES VALVE Our Price: $585.28 Siemens Motorized Ball Valve 173A-10300 SIEMENS 1/2", 2-WAY, BALL VALVE, CHROME BRASS TRIM, 24 VAC, FLOATING CONTROL, 0.5" 2W 0.4CV BALL VLV+GDE131.1Q+ADPTR Our Price: $88.80 Siemens Motorized Ball Valve 171C-10300S SIEMENS,0.5" 2W 0.4CV SS BALL VLV+GDE161.1P NON-SPRING RETURN, CLOSE OFF PRESSURE 200 PSI, 0-10 VDC Our Price: $117.75 Siemens Magnetic Modulating Control Valves MXG461.B15-0.6 Siemens 1/2" Red Brass FIP, 2 or 3 Way Mixing,CLICK HERE FOR INFO ON B SERIES VALVE Our Price: $1,040.85 Siemens Motorized Ball Valve 171C-10300 SIEMENS 1/2", 2-WAY, BALL VALVE, CHROME BRASS TRIM, 24 VAC, 0-10 VDC MODULATING, 05" 2W 0.4 CV BALL VLV+GDE161.1P Our Price: $85.76 Siemens Motorized Ball Valve 173C-10300S SIEMENS,0.5" 2W 0.4CV SS BALL VLV+GDE161.1P NON-SPRING RETURN, CLOSE OFF PRESSURE 200 PSI, 0-10 VDC Our Price: $140.15 Siemens Magnetic Modulating Control Valve MVF461H15-0.6 Siemens 1/2", CV, 0.7, 2-way N/C, SteamCLICK HERE FOR INFO ON H SERIES VALVE Our Price: $1,057.28 Siemens Motorized Ball Valve 173C-10300 SIEMENS 1/2", 2-WAY, BALL VALVE, CHROME BRASS TRIM, 24 VAC, 0-10 VDC MODULATING, 0.5" 2W 0.4CV BALL VLV+GDE161.1Q+ADPTR Our Price: $115.37 Siemens Motorized Ball Valve 172H-10300S SIEMENS 0.5" 2W 0.4CV SS BALL VLV+GQD121.1P NC SPRING RETURN, CLOSE OFF PRESSURE 200 PSI, ON/OFF, N/C Our Price: $124.70 Siemens Motorized Ball Valve 171H-10300S SIEMENS 0.5" 2W 0.4CV SS BALL VLV+GQD121.1P N/O SPRING RETURN, CLOSE OFF PRESSURE 200 PSI, ON/OFF, N//O Our Price: $124.70 Siemens Magnetic Modulating Control Valve MVF461H15-0.6-W Siemens 1/2", CV, 0.7, 2-way N/C, Steam with Weld FlangesCLICK HERE FOR INFO ON H SERIES VALVE Our Price: $1,216.78 Siemens Motorized Ball Valve 171H-10300 SIEMENS 1/2", 2-WAY, BALL VALVE, CHROME BRASS TRIM, 24 VAC,ON/OFF, N/O, 0.5" 2W 0.4CV BALL VLV+GQD121.1P-NO Our Price: $113.25 Siemens Motorized Ball Valve 172J-10300S SIEMENS 0.5" 2W 0.4CV SS BALL VLV+GQD131.1P NC SPRING RETURN, CLOSE OFF PRESSURE 200 PSI, FLOATING, N/C Our Price: $141.07 Siemens Magnetic Modulating Control Valve MVF461H15-0.6-N Siemens 1/2", CV, 0.7, 2-way N/C, Steam with NPT FlangesCLICK HERE FOR INFO ON H SERIES VALVE Our Price: $1,216.78 Siemens Magnetic Modulating Control Valve MXG461.15-1.5U Siemens 1/2", CV, 1.8, 2-3 Way MIXING 0-10 VDCCLICK HERE FOR INFO ON U SERIES VALVE Our Price: $589.28 Siemens Motorized Ball Valve 172H-10300 SIEMENS 1/2", 2-WAY, BALL VALVE, CHROME BRASS TRIM, 24 VAC,ON/OFF CONTROL, N/C, 0.5" 2W 0.4CV BALL VLV+GQD121.1P NC 24 VAC, 20LB-IN Our Price: $113.25 Siemens Motorized Ball Valve 171J-10300S SIEMENS 0.5" 2W 0.4CV SS BALL VLV+GQD131.1P NC SPRING RETURN, CLOSE OFF PRESSURE 200 PSI, FLOATING, N/O Our Price: $141.07 Siemens Magnetic Modulating Control Valve MXG461B15-1.5 Siemens 1/2", CV, 1.8, 2-3 Way MIXING, RED BRASSCLICK HERE FOR INFO ON B SERIES VALVE Our Price: $1,044.85 Siemens Motorized Ball Valve 171J-10300 SIEMENS 1/2", 2-WAY, BALL VALVE, CHROME BRASS TRIM, 24 VAC, FLOATING CONTROL, 0.5" 2W 0.4CV BALL VLV+GQD131.1P-NO, 24 VAC, 20LB-IN Our Price: $127.64 Siemens Motorized Ball Valve 172J-10300 SIEMENS 1/2", 2-WAY, BALL VALVE, CHROME BRASS TRIM, 24 VAC, FLOATING CONTROL, 0.5" 2W 0.4CV BALL VLV+GQD121.1P-NC 20 LB-IN Our Price: $127.64 Siemens Motorized Ball Valve 172K-10300S SIEMENS 0.5" 2W 0.4CV SS BALL VLV+GQD151.1P NC SPRING RETURN, CLOSE OFF PRESSURE 200 PSI, 2-10 VDC, N/C Our Price: $150.75 Siemens Magnetic Modulating Control Valve MVF461H15-1.5 Siemens 1/2", CV, 1.8, 2-way N/C, Steam CLICK HERE FOR INFO ON H SERIES VALVE Our Price: $1,057.28 Siemens Motorized Ball Valve 172K-10300 SIEMENS 1/2", 2-WAY, BALL VALVE, CHROME BRASS TRIM, 24 VAC,2-10-VDC MODULATING, 0.5" 2W 0.4CV BALL VLV+GQD151.1P NC, 20 LB-IN Our Price: $136.04 Siemens Motorized Ball Valve 171K-10300S SIEMENS 0.5" 2W 0.4CV SS BALL VLV+GQD151.1P N/O SPRING RETURN, CLOSE OFF PRESSURE 200 PSI, 2-10 VDC, N/O Our Price: $150.75 Siemens Motorized 3-Way Ball Valve 171A-10350 SIEMENS 0.5" 3W 0.4CV BALL VLV+GDE131.1P 3 Way Mixing, Diverting Ball, Chrome/Brass Trim, Non-Spring Return, Floating Our Price: $85.88 Siemens Motorized 3-Way Ball Valve 173A-10350 SIEMENS 0.5" 3W 0.4CV BALL VLV+GDE131.1P 3 Way Mixing, Diverting Ball, Chrome/Brass Trim, Non-Spring Return, Floating Our Price: $107.22 Siemens Motorized 3-Way Ball Valve 171C-10350 SIEMENS 0.5" 3W 0.4CV BALL VLV+GDE161.1P, 3 Way Mixing, Diverting Ball, Chrome/Brass Trim, Non-Spring Return, 0-10 VDC Our Price: $123.34
