Scroll to view all
All products 0.5" - 2 way Valve size
Looking for high-quality controls, HVAC, electrical, plumbing, and industrial/residential products? Browse the Blackhawk Supply store catalog today!
View Details
337NC-04316-35 | 2 PICV 35 GPM+MOD SR NC | Siemens
Brand: Siemens
SKU: 337NC-04316-35
View Details
337NC-04316-40 | 2 PICV 40 GPM+MOD SR NC | Siemens
Brand: Siemens
SKU: 337NC-04316-40
View Details
337NC-04315-35 | 1.5 PICV 35GPM+MOD SR NC | Siemens
Brand: Siemens
SKU: 337NC-04315-35
View Details
337NC-04315-15 | 1.5 PICV 15GPM+MOD SR NC | Siemens
Brand: Siemens
SKU: 337NC-04315-15
View Details
VT2253 | VB: 1 / 2 in, 2W, Zone, FLR, BR, 3.5 cv, Erie PopTop, No Steam | Schneider Electric
Brand: Schneider Electric
SKU: VT2253
View Details
VT2252 | VB: 1 / 2 in, 2W, Zone, FLR, BR, 2.5 cv, Erie PopTop, No Steam | Schneider Electric
Brand: Schneider Electric
SKU: VT2252
View Details
171C-10600-0.3-1.5 | 6W ball valve 1 / 2", A=0.3Cv, B=1.5Cv, 58psi close-off, female NPT, 0-10 V NSR | Siemens
Brand: Siemens
SKU: 171C-10600-0.3-1.5
View Details
171C-10600-0.8-0.3 | 6W ball valve 1 / 2", A=0.8Cv, B=0.3Cv, 58psi close-off, female NPT, 0-10 V NSR | Siemens
Brand: Siemens
SKU: 171C-10600-0.8-0.3
View Details
171C-10600-1.2-1.2 | 6W ball valve 1 / 2", A=1.2Cv, B=1.2Cv, 58psi close-off, female NPT, 0-10 V NSR | Siemens
Brand: Siemens
SKU: 171C-10600-1.2-1.2
View Details
171C-10601-1.9-1.9 | 6W ball valve 3 / 4", A=1.9Cv, B=1.9Cv, 58psi close-off, female NPT, 0-10 V NSR | Siemens
Brand: Siemens
SKU: 171C-10601-1.9-1.9
View Details
171C-10601-2.9-0.8 | 6W ball valve 3 / 4", A=2.9Cv, B=0.8Cv, 58psi close-off, female NPT, 0-10 V NSR | Siemens
Brand: Siemens
SKU: 171C-10601-2.9-0.8
View Details
171C-10602-2.9-2.9 | 6W ball valve 1", A=2.9Cv, B=2.9Cv, 58psi close-off, female NPT, 0-10 V NSR | Siemens
Brand: Siemens
SKU: 171C-10602-2.9-2.9
View Details
171C-10602-2.9-4.0 | 6W ball valve 1", A=2.9Cv, B=4.0Cv, 58psi close-off, female NPT, 0-10 V NSR | Siemens
Brand: Siemens
SKU: 171C-10602-2.9-4.0
View Details
171C-10602-4.7-2.9 | 6W ball valve 1", A=4.7Cv, B=2.9Cv, 58psi close-off, female NPT, 0-10 V NSR | Siemens
Brand: Siemens
SKU: 171C-10602-4.7-2.9
View Details
363-02001 | MT Series 2W Valve assy ANSI 250 NC Mod Eq Pct 1 / 2" FxUM 0.4Cv 24V float NSR | Siemens
Brand: Siemens
SKU: 363-02001
View Details
363-02000 | MT Series 2W Valve assy ANSI 250 NC Mod Eq Pct 1 / 2" FxF 0.4Cv 24V float NSR | Siemens
Brand: Siemens
SKU: 363-02000
View Details
363-02002 | MT Series 2W Valve assy ANSI 250 NC Mod Eq Pct 1 / 2" FxF 0.63Cv 24V float NSR | Siemens
Brand: Siemens
SKU: 363-02002
View Details
363-02003 | MT Series 2W Valve assy ANSI 250 NC Mod Eq Pct 1 / 2" FxUM 0.63Cv 24V float NSR | Siemens
Brand: Siemens
SKU: 363-02003
View Details
363-02005 | MT Series 2W Valve assy ANSI 250 NC Mod Eq Pct 1 / 2" FxUM 1Cv 24V float NSR | Siemens
Brand: Siemens
SKU: 363-02005
View Details
363-02004 | MT Series 2W Valve assy ANSI 250 NC Mod Eq Pct 1 / 2" FxF 1Cv 24V float NSR | Siemens
Brand: Siemens
SKU: 363-02004
View Details
363-02006 | MT Series 2W Valve assy ANSI 250 NC Mod Eq Pct 1 / 2" FxF 1.6Cv 24V float NSR | Siemens
Brand: Siemens
SKU: 363-02006
View Details
363-02007 | MT Series 2W Valve assy ANSI 250 NC Mod Eq Pct 1 / 2" FxUM 1.6Cv 24V float NSR | Siemens
Brand: Siemens
SKU: 363-02007
View Details
363-02008 | MT Series 2W Valve assy ANSI 250 NC Mod Eq Pct 1 / 2" FxF 2.5Cv 24V float NSR | Siemens
Brand: Siemens
SKU: 363-02008
View Details
363-02009 | MT Series 2W Valve assy ANSI 250 NC Mod Eq Pct 1 / 2" FxUM 2.5Cv 24V float NSR | Siemens
Brand: Siemens
SKU: 363-02009
Committed to customer satisfaction
as experts in All Products
Recently Viewed
Popular Products
View all →
iO-WR | Wireless Relay | iO HVAC Controls
Brand: iO HVAC Controls
SKU: iO-WR
ZTH US | Handheld programming tool with ZK1-GEN | ZK2-GEN and ZK6-GEN. | Belimo
Brand: Belimo
SKU: ZTH US
IO-WRP | WIRELESS RELAY PLUS | iO HVAC Controls
Brand: iO HVAC Controls
SKU: IO-WRP
LF24 US | Damper Actuator | 35 in-lb | Spg Rtn | 24V | On/Off | Belimo
Brand: Belimo
SKU: LF24 US
ARX24-MFT | Valve Actuator | Non-Spg | 24V | MFT | Belimo
Brand: Belimo
SKU: ARX24-MFT
065B8900 | ESBE ATA Thermostatic Draft Regulator, 3/4" FNPT, 2.2 Pound-force (10N) | Danfoss
Brand: Danfoss
SKU: 065B8900
H221 | Split Core | Span Adj. | Range: 0-300AAC | Output: 4-20mA | Loop | Veris
Brand: Veris
SKU: H221
EISK8-100T | 8-port 10BASE-T/100BASE-TX Skorpion switch, DIN-rail mount | Contemporary Controls
Brand: Contemporary Controls
SKU: EISK8-100T