Test & Measurement Instruments

Stainless Steel Sanitary Flow Meter for Milk/Beer, DN15-DN100

$835.99

SKU: ATO-FLOW-SS

Buy a high-quality stainless steel sanitary flow meter for milk or beer, with a PTFE lining that is resistant to acid, alkali, salt corrosion, and high temperatures. Multiple nominal diameters are available, DN15-DN100. Available in flange and clamp mounting. Sanitary flow meter is used in dairy, brewing, beverage, pharmaceutical, and cosmetics, for measuring hygienic liquids like milk and beer.

Stencil Tension Meter, 7-80N/ cm

$504.44

SKU: ATO-TM-80

ATO lower cost stencil screen tension meter with a measuring range of 7~80N/cm, measurement accuracy of 1N. The screen tension meter applies to measure mesh tension which is very dependable and accurate. The silk screen tension meter has correction zero, it's not allowed to be disassembled or re-fix it.

Stud Wall Detector for Wood/Metal/Wire

$93.76

SKU: ATO-SF-518

Recommended stud finder wall scanner can be a metal stud detector or wood stud detector, which helps you quickly locate metal, studs, joists, pipes and live AC wires behind walls, floors and ceilings.

Sulphur Dioxide (SO2) Monitor, 0 to 20/50/100 ppm

$421.89

SKU: GD800-SO2

Sulphur Dioxide (SO2) Monitor, with measure range of 0 to 20 ppm, 0 to 50 ppm, 0 to 100 ppm, outstanding resolution of 0.1 ppm, and response time of less than 10 seconds, this monitor is a dependable tool for a wide range of industrial and environmental applications.

Surface Roughness Tester, 0.005-15μm

$1,653.68

SKU: ATO-SRT-8100

Cost-effective surface roughness tester with a series of functions including automatic switch-off, memory storage, and Bluetooth printing, ensuring accurate and consistent readings every time you use it. The pocket surface roughness tester features a measurement range of 0.005-15µm and uses a DSP chip for control and data processing to accurately and reliably measure roughness parameters such as Ra, Rz and Rt.

Surface Roughness Tester, 10μm Probe Pin

$1,261.09

SKU: ATO-SRT-6200

Digital surface roughness tester with highly sophisticated inductance sensor. Built-in lithium ion rechargeable battery and control circuit with high capacity. Probe angle of surface roughness gauge is 90°. Surface roughness meter uses USB/RS-232 data output to connect with PC.

Surface Roughness Tester, 5μm Probe Pin

$1,579.62

SKU: ATO-SRT-6210

Reasonable price and high quality surface roughness tester for sale online. This digital surface roughness tester is small in size, light in weight and easy to use. A roughness tester is widely used in production to measure the surface roughness of various machinery-processed parts.

Sweep/AM/FM Function Signal Generator

$569.72

SKU: ATO-FSG-80

The series of function signal generators can modulate AM/AF internally and externally, have linear and logarithmic frequency sweep functions. Frequency range 0.1Hz~2MHz/3MHz/5MHz for selection, built-in 0.1Hz-30MHz frequency counter. It can output 7 waveforms including sine wave, square wave, triangle wave and ramp wave and others.

Tapped Density Meter, Powder/Particle Density Test, 300 rpm

$2,074.62

SKU: ATO-DENSITY-TP

The tap density tester is suitable for the tap density measurement of powder and granular materials. It supports single-station, double-station and triple-station. The vibration frequency can be adjusted up to 300 rpm and is operated by touch screen. Its repeatability error is ≤1% and the test results are reliable.

Target Flow Meter, Air/ Liquid, DN20-DN100

$1,937.25

SKU: ATO-FLOW-LE1

Affordable price target flow meter in hot sale, reliable performance of air/liquid flow monitoring equipment, covering DN20 to DN100 diameter, support temperature and pressure compensation, provide 4-20mA/RS485 signal output, temperature adaptation range up to 450°C, explosion-proof grade ExiaIICT₄, 304 stainless steel material made of durable.

TDS Meter Water Quality Tester, High Precision

$74.12

SKU: ATO-WQT-HP

TDS meter water quality tester is a compact instrument for accurate measurement of TDS, EC, and Temp. With a high-precision probe and 3-point calibration, it ensures stable and repeatable results. The backlit LCD supports dual display, providing clear readings in various lighting conditions. Data hold and auto power-off functions improve efficiency during routine testing.

TDS Water Quality Tester, Professional Water Test, Rapid Analysis

$71.18

SKU: ATO-WQT-TDS

TDS Water Quality Tester provides fast and accurate measurement of TDS, EC, and temp. With high-sensitivity titanium alloy electrodes, it ensures corrosion resistance and minimal interference, delivering reliable results. With its simple, intuitive design, each button corresponds to a single function, making it easy to navigate and operate. Ideal for both home and professional water quality testing.

Temperature and Humidity Meter

$253.16

SKU: ATO-THM-HM580

Small size temperature humidity meter with cheap price. Backlight LCD technology of this temp humidity meter, clear display and low power consumption. Microprocessor control of temperature and humidity meter, built-in program automatic protection measures. Temp and humidity meter is widely used in workshop, office and factory.

Thermal Gas Mass Flow Meter, DN65-DN1000

$2,034.61

SKU: ATO-FLOW-TGFM

Thermal gas mass flow meter with digital design at affordable price for sale online. The response speed of gas mass flow meter is 1s. Structure form of this flow meter is plug-in type. Thermal gas mass flowmeter widely used in cement plant, glass factory and water treatment.

Thermocouple Temperature Data Logger, K/T Type

$162.93

SKU: ATO-TDL-YET610

The thermocouple temperature data logger (K/T type) is a high-precision, single-channel contact temperature measuring instrument with a high accuracy of ± (0.3% |t| + 0.40) °C. The IP52 protection level ensures its normal use in dusty and water mist environments. It has a built-in dot matrix LCD display with backlight, supports K-type and T-type thermocouples, and has a calibration function.

Three Phase AC Modular Voltmeter, Din Rail Mount

$53.09

SKU: ATO-BV-3R

Cost-effective three phase AC modular voltmeter for sale, voltage display range from 80VAC to 500VAC, 35mm DIN rail mount. This digital 3 phase modular voltage meter is designed for accurate voltage measurement in three-phase alternating current (AC) systems.

Three Phase Digital Power Meter with LCD Display

$1,323.49

SKU: ATO-DPM-3PH

Factory price three phase digital power meter with LCD display for sale, selectable 3 phase basic type/harmonic type/high current type, communication interface RS232 or RS485, input power AC 100-240V, 45-440Hz, DC 100V-300V. This 3 phase digital power meter is designed to measure and monitor electrical parameters in three phase AC systems.

Three Phase DIN Rail Electric kWh Energy Meter

$865.29

SKU: ATO-DEM-003

The provided digital electric energy meter is 3 phase 4 wire, current direct connection up to 100A, 35mm DIN rail mounted, Modbus RS-485 and pulse output, LCD display mode, is ideal for basic kWh metering.

Transformer Turns Ratio Tester, 3 Phase

$2,132.89

SKU: ATO-TTR5001

Transformer turns ratio test kit for sale, transformer turns ratio tester in cheap price, with built-in 3 phase digital power supply, voltage ratio test of transformer range of measurement 0.9~10000, AC 220V, thermal printer output function, fast speed and low noise.

True RMS Multimeter, Auto Range, 600V, 10A

$87.69

SKU: ATO-MLT-9233

Get a true RMS multimeter at low price. It is also an auto-range multimeter designed for beginners. With 5999 max display, diode testing, triode testing, NCV test, data hold, low battery indication, overload protection, high accuracy digital multimeter is widely used in manufacturing, oil, defense, power, and chemical industry.