flow meters

Reliable HVAC performance starts with proper flow balance. Whether you're commissioning a new hydronic installation or troubleshooting an existing system, the right flow control tools help verify flow rates, support efficient operation and keep systems running as designed. Blackhawk Supply has a wide selection of HVAC flow control valves for sale to help contractors optimize system performance. From verifying flow rates to advanced diagnostic testing, our collection includes the specialized tools professionals rely on to complete critical tasks.

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Dwyer WMH-A-C-07-100 Multi-Jet hot water meter | 1-1/2" pipe size | 10 gal pulse output. | Blackhawk Supply

WMH-A-C-07-100 | Multi-Jet hot water meter | 1-1 / 2" pipe size | 10 gal pulse output. | Dwyer

Brand: Dwyer

SKU: WMH-A-C-07-100

Dwyer MMA-40-LV Flowmeter | range .1-1.1 LPM water | less configurable valve. | Blackhawk Supply

MMA-40-LV | Flowmeter | range .1-1.1 LPM water | less configurable valve. | Dwyer

Brand: Dwyer

SKU: MMA-40-LV

Dwyer VFC-143-EC Flowmeter | range 2-20 GPM water. | Blackhawk Supply

VFC-143-EC | Flowmeter | range 2-20 GPM water. | Dwyer

Brand: Dwyer

SKU: VFC-143-EC

Dwyer VFA-42-BV Flowmeter | range 2-10 GPH water. | Blackhawk Supply

VFA-42-BV | Flowmeter | range 2-10 GPH water. | Dwyer

Brand: Dwyer

SKU: VFA-42-BV

Dwyer VFA-33 Flowmeter | range 10-100 cc/min water. | Blackhawk Supply

VFA-33 | Flowmeter | range 10-100 cc / min water. | Dwyer

Brand: Dwyer

SKU: VFA-33

Dwyer RMC-121-SSV Flowmeter | range 1-10 SCFM air. | Blackhawk Supply

RMC-121-SSV | Flowmeter | range 1-10 SCFM air. | Dwyer

Brand: Dwyer

SKU: RMC-121-SSV

Dwyer RMA-5-SSV Flowmeter | range 1-10 SCFH air. | Blackhawk Supply

RMA-5-SSV | Flowmeter | range 1-10 SCFH air. | Dwyer

Brand: Dwyer

SKU: RMA-5-SSV

Dwyer RMA-4-SSV Flowmeter | range .5-5 SCFH air. | Blackhawk Supply

RMA-4-SSV | Flowmeter | range .5-5 SCFH air. | Dwyer

Brand: Dwyer

SKU: RMA-4-SSV

Dwyer RMA-45 Flowmeter | range 5-50 GPH water | no valve. | Blackhawk Supply

RMA-45 | Flowmeter | range 5-50 GPH water | no valve. | Dwyer

Brand: Dwyer

SKU: RMA-45

Dwyer RMA-150-SSV Flowmeter | range 10-100 cc/min air. ±8% accuracy. | Blackhawk Supply

RMA-150-SSV | Flowmeter | range 10-100 cc / min air. ±8% accuracy. | Dwyer

Brand: Dwyer

SKU: RMA-150-SSV

Dwyer WMH-A-C-07-10 Multi-Jet hot water meter | 1-1/2" pipe size | 10 gal pulse output. | Blackhawk Supply

WMH-A-C-07-10 | Multi-Jet hot water meter | 1-1 / 2" pipe size | 10 gal pulse output. | Dwyer

Brand: Dwyer

SKU: WMH-A-C-07-10

Dwyer WMH-A-C-01-1 Multi-Jet hot water meter | 5/8" x 1/2" pipe size | 1 gal pulse output. | Blackhawk Supply

WMH-A-C-01-1 | Multi-Jet hot water meter | 5 / 8" x 1 / 2" pipe size | 1 gal pulse output. | Dwyer

Brand: Dwyer

SKU: WMH-A-C-01-1

Dwyer TUF-200-BN Tenant ultrasonic BTU flowmeter | DN20 pipe size and 2.5 m3/h permanent flow rate with BACnet® communication. | Blackhawk Supply

TUF-200-BN | Tenant ultrasonic BTU flowmeter | DN20 pipe size and 2.5 m3 / h permanent flow rate with BACnet® communication. | Dwyer

Brand: Dwyer

SKU: TUF-200-BN

Belimo FM125 Flow Meter NPT 1 1/4" | Forged Brass | Nickel Plated | 34.2 GPM | Power Supply 24V | Output signal 0 - 10VDC | Blackhawk Supply

FM125 | Flow Meter NPT 1 1 / 4" | Forged Brass | Nickel Plated | 34.2 GPM | Power Supply 24V | Output signal 0 - 10VDC | Belimo (OBSOLETE)

Brand: Belimo

SKU: FM125

Belimo FM050 Flow Meter NPT 1/2" | Forged Brass | Nickel Plated | 6.6 GPM | Power Supply 24V | Output signal 0 - 10VDC | Blackhawk Supply

FM050 | Flow Meter NPT 1 / 2" | Forged Brass | Nickel Plated | 6.6 GPM | Power Supply 24V | Output signal 0 - 10VDC | Belimo (OBSOLETE)

Brand: Belimo

SKU: FM050

Dwyer WMH-A-C-07-1 Multi-Jet hot water meter | 1-1/2" pipe size | 1 gal pulse output. | Blackhawk Supply

WMH-A-C-07-1 | Multi-Jet hot water meter | 1-1 / 2" pipe size | 1 gal pulse output. | Dwyer

Brand: Dwyer

SKU: WMH-A-C-07-1

Dwyer TUF-800-BN Tenant ultrasonic BTU flowmeter | DN80 pipe size and 40 m3/h permanent flow rate with BACnet® communication. | Blackhawk Supply

TUF-800-BN | Tenant ultrasonic BTU flowmeter | DN80 pipe size and 40 m3 / h permanent flow rate with BACnet® communication. | Dwyer

Brand: Dwyer

SKU: TUF-800-BN

Dwyer WMT2-A-C-03 3/4" brass multi-jet water meter (GPM) | with pulse output | 0.1 Gal/pulse. | Blackhawk Supply

WMT2-A-C-03 | 3 / 4" brass multi-jet water meter (GPM) | with pulse output | 0.1 Gal / pulse. | Dwyer

Brand: Dwyer

SKU: WMT2-A-C-03

Dwyer VFA-24-EC-SS Flowmeter | range 1-10 LPM air. | Blackhawk Supply

VFA-24-EC-SS | Flowmeter | range 1-10 LPM air. | Dwyer

Brand: Dwyer

SKU: VFA-24-EC-SS

Antaira FCU-DIN-RAIL-KIT Din-Rail Kit for FCU- Modules | Blackhawk Supply

FCU-DIN-RAIL-KIT | Din-Rail Kit for FCU- Modules | Antaira

Brand: Antaira

SKU: FCU-DIN-RAIL-KIT

Dwyer VA10412 Variable area glass flowmeter | SS float | max. flow rate 5.34 SCFH (2520 ml/min) air | 1.125 GPH (71 ml/min) water. | Blackhawk Supply

VA10412 | Variable area glass flowmeter | SS float | max. flow rate 5.34 SCFH (2520 ml / min) air | 1.125 GPH (71 ml / min) water. | Dwyer

Brand: Dwyer

SKU: VA10412

Dwyer UV-A112 Polysulfone flowmeter | range 1-13 SCFM (30-370 LPM) air. | Blackhawk Supply

UV-A112 | Polysulfone flowmeter | range 1-13 SCFM (30-370 LPM) air. | Dwyer

Brand: Dwyer

SKU: UV-A112

Belimo 22PF-5UE Flow sensor 1" | ∆p 1.75 kPa | FS 18.5 GPM | Blackhawk Supply

22PF-5UE | Flow sensor 1" | ∆p 1.75 kPa | FS 18.5 GPM | Belimo

Brand: Belimo

SKU: 22PF-5UE

Dwyer VFA-2-SSV Flowmeter | range .2-2 SCFH air. | Blackhawk Supply

VFA-2-SSV | Flowmeter | range .2-2 SCFH air. | Dwyer

Brand: Dwyer

SKU: VFA-2-SSV

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Veris PWLX04S 12 to 30 VDC/24 VAC Input 4 to 20 mA/0 to 5 V/0 to 10 V Output Wet Media Differential Pressure Transducer with LCD Display, 0 to 100 psig | Blackhawk Supply

PWLX04S | 12 to 30 VDC/24 VAC Input 4 to 20 mA/0 to 5 V/0 to 10 V Output Wet Media Differential Pressure Transducer with LCD Display, 0 to 100 psig | Veris

Brand: Veris

SKU: PWLX04S

Schneider Electric MG350V-24F SmartX, Globe Valve Actuator, floating, non-spring return, 24 Vac/Vdc, 78 lbf, LED status indicator, NEMA 2 | Blackhawk Supply

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

Veris PWLX05S 12 to 30 VDC/24 VAC Input 4 to 20 mA/0 to 5 V/0 to 10 V Output Wet Media Differential Pressure Transducer with LCD Display, 0 to 250 psig | Blackhawk Supply

PWLX05S | 12 to 30 VDC/24 VAC Input 4 to 20 mA/0 to 5 V/0 to 10 V Output Wet Media Differential Pressure Transducer with LCD Display, 0 to 250 psig | Veris

Brand: Veris

SKU: PWLX05S

Siemens SKD62U Flowrite Electro-Hydraulic Actuator, 24Vac, Proportional, SR, 3/4" Stroke | Blackhawk Supply

SKD62U | Flowrite Electro-Hydraulic Actuator, 24Vac, Proportional, SR, 3/4" Stroke | Siemens

Brand: Siemens

SKU: SKD62U

Belimo B220+LF120 US CCV | 0.75" | 2 Way | 14 Cv | w/ Spg Rtn | 120V | On/Off | Blackhawk Supply

B220+LF120 US | CCV | 0.75" | 2 Way | 14 Cv | w/ Spg Rtn | 120V | On/Off | Belimo

Brand: Belimo

SKU: B220+LF120 US

iO HVAC Controls iO-TWIN iO HVAC Controls iO-TWIN Universal Twinning and Paralleling Kit | Blackhawk Supply

iO-TWIN | iO HVAC Controls iO-TWIN Universal Twinning and Paralleling Kit | iO HVAC Controls

Brand: iO HVAC Controls

SKU: iO-TWIN

Belimo GMB24-SR Damper Actuator | 360 in-lb | Non-Spg Rtn | 24V | Modulating | Blackhawk Supply

GMB24-SR | Damper Actuator | 360 in-lb | Non-Spg Rtn | 24V | Modulating | Belimo

Brand: Belimo

SKU: GMB24-SR

Belimo LRB24-3 Valve Actuator | Non-Spg | 24V | On/Off/Floating Point | Blackhawk Supply

LRB24-3 | Valve Actuator | Non-Spg | 24V | On/Off/Floating Point | Belimo

Brand: Belimo

SKU: LRB24-3

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