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  Our Catalog   Hydraulics, Pneumatics & Plumbing   Flowmeters

Flowmeters - 64 - Mega Sale! Save up to 23%


Mega Sale! Up to 23% off on Flowmeters at In The National Interest. Top brands include TerraBloom, Fill-Rite, Lulong, PRM, FLOMEC, jdhlabstech, Dwyer, Asixx, Saim, GPI® The Proven Choice®, BAYM, Jili Online, XZB, & Flomec Flow Meters. Hurry! Limited time offers. Offers valid only while supplies last.



CO2 Regulator with Solenoid Valve and Flow-Meter Emitter. C02 Emitter for Indoor Gardening, Aquariums and Hydroponics
CO2 Regulator with Solenoid Valve and Flow-Meter Emitter. C02 Emitter for Indoor Gardening, Aquariums and Hydroponics
In Stock
$34.99

mpn: TB-CO2-RG, ean: 0744881610209,

TerraBloom Commitment to Customers At TerraBloom we are focused on providing high-quality household air ventilation and indoor garden products at affordable prices. Our ventilation products are designed and tested for performance in a wide range of ...


Fill-Rite TT10AN 2-35 GPM Inline Digital Turbine Fuel Meter
Fill-Rite TT10AN 2-35 GPM Inline Digital Turbine Fuel Meter
In Stock
$189.00
$145.10
You Save: 23%

mpn: TT10AN, ean: 0089404226285,

Electronic in-line turbine meter that may be installed at the end of a hose or plumbed in a fixed pipe installation with the 1 inch NPT Inlet/Outlet. This UL listed meter is great for gasoline, diesel, or kerosene. The meter comes from the factory wi...


LuLong TUF-2000M-TM-1 Ultrasonic Flow Meter Flowmeter DN50-700mm -30-90C
LuLong TUF-2000M-TM-1 Ultrasonic Flow Meter Flowmeter DN50-700mm -30-90C
In Stock
$215.00

ean: 0760510494422,

Features Description High accuracy Linearity: better than 0.5%, Repeatability: better than 0.2%, Accuracy: better than +-1% Wide measuring range Several types transducer for selection, pipe size from DN15mm to DN6000mm Far transmission distance Conne...


LuLong TUF-2000M TS2 (DN15~DN100mm) Ultrasonic Flow/Module Flow Meter Flowmeter
LuLong TUF-2000M TS2 (DN15~DN100mm) Ultrasonic Flow/Module Flow Meter Flowmeter
In Stock
$215.00

mpn: 43237-2, ean: 0760510494415,

Features Description High accuracy Linearity: better than 0.5%, Repeatability: better than 0.2%, Accuracy: better than +-1% Wide measuring range Several types transducer for selection, pipe size from DN15mm to DN6000mm Far transmission distance Conne...


5-40 GPM WATER ROTAMETER FLOW METER; 1'' NPT; VITON SEALS;UV RESISTANT
5-40 GPM WATER ROTAMETER FLOW METER; 1" NPT; VITON SEALS;UV RESISTANT
By PRM
In Stock
$79.42

mpn: DFG-2540, ean: 0758576888231,

5-40 GPM WATER FLOW METER; 1" NPT; VITON SEALS;UV RESISTANT...


FLOMEC G2S07N09GMA, G2S07N09GMA G2 Stainless Steel Turbine Flowmeter FNPT, 0.75 Inch 2-20 GPM FNPT
FLOMEC G2S07N09GMA, G2S07N09GMA G2 Stainless Steel Turbine Flowmeter FNPT, 0.75 Inch 2-20 GPM FNPT
In Stock
$975.76

mpn: G2S07N09GMA,

The FLOMEC G2S07N09GMA stainless steel turbine flowmeter features a 0.75-inch FNPT inlet/outlet and is accurate to +/-1.0 percent of reading for flow rates from 2-20 GPM (7.6-75.7 LPM). The stainless steel housing is compatible with most chemicals (e...


jdhlabstech Liquid Flow Sensor Water flowmeter 1 to 120 Liters/min for 1.25-inch Pipes (DN32)
jdhlabstech Liquid Flow Sensor Water flowmeter 1 to 120 Liters/min for 1.25-inch Pipes (DN32)
In Stock
$11.20

mpn: DN30, ean: 4953903150111,

Liquid flow sensor water flowmeter 1 to 120 Liters/min for 1.25-inch pipes (DN32) Water flow sensor. Flowmeter which detects the flow of liquids from 1 liter per minute; up to 120 liters per minute. Internally it has a Hall effect sensor detecting m...


Dwyer Rate-Master Flowmeter, RMA-13-TMV, 4% Acc, 100-1000 cc/min air, Top Mounted Valve, PC Body
Dwyer Rate-Master Flowmeter, RMA-13-TMV, 4% Acc, 100-1000 cc/min air, Top Mounted Valve, PC Body
In Stock
$74.90

mpn: RMA-13-TMV,

The Rate-Master® Flowmeter line of direct reading precision flowmeters incorporates many unique user features at moderate cost. These low cost flowmeters are ideal for general use. The direct reading scales eliminate troublesome conversions. The sca...


Oxygen Air Flow Meter, Asixx LZQ-5 Flowmeter 2.5-25LPM Flow Meter with Control Valve Mainly Used for Detecting The Oxygen Flow, Control OxygenFflow
Oxygen Air Flow Meter, Asixx LZQ-5 Flowmeter 2.5-25LPM Flow Meter with Control Valve Mainly Used for Detecting The Oxygen Flow, Control OxygenFflow
In Stock
$12.99

mpn: Asixxs5g0geawnz, ean: 0763741894740,

Specifications: Material: Acrylic+plastic+metal Connection: 8mm hose barb Accuracy: 5% Range: 2.5~25LPM Pressure: ≤0.6MPa (recommended 101.3KPa) Temperature: 0~60°C (recommended 20℃) Package Includes: 1 x Gas FlowmeterThis gas meter is c...


1-1/4'' NPT 304 STAINLESS STEEL WATER METER; VITON SEALS
1-1/4" NPT 304 STAINLESS STEEL WATER METER; VITON SEALS
By PRM
In Stock
$182.72

mpn: WM125SSVX, ean: 0758576891972,

1-1/4" NPT 304 STAINLESS STEEL WATER METER; VITON SEALS Class: B Accuracy: Transitional Flow: ± 5% Nominal Flow: ± 2% Maximum Water Temperature: 104°F Maximum Water Pressure: 150 psi Mounting Orientation: Horizontal Materials: Body: 304 Stainless ...


Dwyer Visi-Float Series VFA Flowmeter, 2'' Scale, Range 10-100 cc/Minimum Water, 1/8'' Female NPT Process Connection
Dwyer Visi-Float Series VFA Flowmeter, 2" Scale, Range 10-100 cc/Minimum Water, 1/8" Female NPT Process Connection
In Stock
$39.90

mpn: VFA-33,

The Visi–Float flowmeter bodies are cut and precision machined from solid, clear acrylic plastic blocks. This construction not only produces a handsome finished product, but permits complete visual inspection. As a result, the Visi-Float flowmeters...


0.2-2.0GPM 1-7LPM Water Liquid Flow Meter Tool Flowmeter Instrument
0.2-2.0GPM 1-7LPM Water Liquid Flow Meter Tool Flowmeter Instrument
By Saim
In Stock
$37.59

mpn: N0000010785,

Flowmeter measuring the oil or water, easy to read for its clear scale.Straight tube style connect the liquid tube by two end thread.Stainless steel material inner and glasses tube design.Read float at largest diameter, you will know the flow of wate...


GPI 113900-9501, 03A31GM Aluminum Turbine Fuel Flowmeter, 1-Inch FNPT, 3-50 GPM
GPI 113900-9501, 03A31GM Aluminum Turbine Fuel Flowmeter, 1-Inch FNPT, 3-50 GPM
In Stock
$273.23
$249.95
You Save: 9%

mpn: 03A31GM,

The GPI 03A31GM aluminum turbine fuel flowmeter features a 1-inch FNPT inlet/outlet and is accurate to +/-1.5 percent of reading for flow rates from 3-50 GPM (11-190 LPM). The light-weight aluminum housing is compatible with diesel, gasoline and kero...


BAYM 1'' 1 inch 19-190L/Min Oil Electronic Turbine Flowmeter Kerosene Methanol Diesel Fuel Flow Digital Meter Oval Gear Gauge BSPT/NPT WITHOUT Battery
BAYM 1" 1 inch 19-190L/Min Oil Electronic Turbine Flowmeter Kerosene Methanol Diesel Fuel Flow Digital Meter Oval Gear Gauge BSPT/NPT WITHOUT Battery
By BAYM
In Stock
$33.99

mpn: BM-1 flowmeter,

The modular designed can be used in conjunction with output module, sensor and remote transmitter. Good repeatability and strong stability, unique LCD (LCD)count, you can reset the 5 bit (9999.9) single oil volume, a cumulative total of 6 bits are n...


Jili Online 1'' Digital Petrol Diesel Fuel Oil Turbine Flow Meter Counter Mechanical High Accuracy 20~120 L/min
Jili Online 1" Digital Petrol Diesel Fuel Oil Turbine Flow Meter Counter Mechanical High Accuracy 20~120 L/min
In Stock
$54.99

mpn: 78d153a8d4c322c91329fd5b7531984a, ean: 0725566310539,

Description: - Suitable for diesel, gasoline, kerosene, fuel, oil, ect. - With a large display, easy to read. - With fast back to zero rotation, allow to flexible horizontal or vertical installation, ect. - Easy to install and proofreading. - Mechani...


GPI Electronic Water Meter - 3/4in, Model# TM075-N
GPI Electronic Water Meter - 3/4in, Model# TM075-N
In Stock
$319.56

mpn: TM075-N, ean: 0031401000801,

TM series water meters are an accurate and economical alternative to traditional water meters. The TM075-N has a 0.75-inch FNPT fitting and is accurate to +/-3 percent of reading for flow rates from 2 to 20 GPM. TM water meters offer both flow rate a...


3/4'' Automatic Turbine Digital Diesel Oval Gear Fuel Flow Meter L/ GAL/PTS/QTS
3/4" Automatic Turbine Digital Diesel Oval Gear Fuel Flow Meter L/ GAL/PTS/QTS
By XZB
In Stock
$56.88

mpn: 6000034207394, ean: 0300034001470,

Can measure diesel, gasoline, methanol, water and other liquids weak acid weak base The metering pump or the work environment needed for proper use of the pump, 0.1ma pressure over the working environment to more than 10 liters per minute flow rate ...


1'' NPT Digital Flow Meter, Flomec A109GMA100NA1, Aluminum, 3-50 GPM
1" NPT Digital Flow Meter, Flomec A109GMA100NA1, Aluminum, 3-50 GPM
In Stock
$513.60

mpn: A109GMA100NA1,

Flomec A1 series 3 - 50 gpm turbine electronic digital meter made from aluminum rated to 300 psi pressure with 1" (F)NPT connection. Brand Name|Flomec#MFR Part Number|A109GMA100NA1#UNSPSC|41112501#Item|Electronic Digital Meter#Type|Commercial Grade#C...


PRM 1-1/4 INCH NPT MULTI-JET WATER METER WITH PULSE OUTPUT, BRASS BODY - NOT FOR POTABLE WATER
PRM 1-1/4 INCH NPT MULTI-JET WATER METER WITH PULSE OUTPUT, BRASS BODY - NOT FOR POTABLE WATER
By PRM
In Stock
$142.49

mpn: WM125PVX, ean: 0758576888422,

PRM multi-jet water meters are known for their wide range, simplicity, and accuracy in low quality water. Features: Viton Seals, Sealed Dry Dial for Clear Readings, Internal Strainer to Protect Meter from Particulate Damage. Specifications: Class:B, ...


Dwyer Rate-Master Flowmeter, RMB-83D-SSV, 3% Acc, 1-20 GPH & .065-1.25 LPM water, SS Vlv, PC Body
Dwyer Rate-Master Flowmeter, RMB-83D-SSV, 3% Acc, 1-20 GPH & .065-1.25 LPM water, SS Vlv, PC Body
In Stock
$67.99

mpn: RMB-83D-SSV,

The Rate-Master® Flowmeter line of direct reading precision flowmeters incorporates many unique user features at moderate cost. These low cost flowmeters are ideal for general use. The direct reading scales eliminate troublesome conversions. The sca...



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