Test & Measurement Instruments

3~200 psi Digital Tire Pressure Gauge

$52.39

SKU: ATO-TPG-200

Buy a digital tire pressure gauge at an economical price. This tire pressure gauge is available in 1/4" NTP and 1/8" NTP thread ports, measuring range from 3 to 200 psi (3 to 14 bar), with a digital LED display, which can help you monitor the tire pressure in real time.

AC/DC Current Clamp Meter 200A with NCV/Analog Display Function

$253.39 $266.73

SKU: ATO-CLAM-FC-36

AC/DC current clamp meter is a digital clamp multimeter with measuring range of AC/DC current 0-200A, AC/DC 0-600V, resistance 0-999.9Ω and NCV AC 100~600V. The maximum jaw opening size is 18mm. Current clamp meter also has special functions such as NCV, analog display, diode test, on-off buzzer, peak value hold, LED torch, zero resetting, etc.

Digital Pull Force Meter For Rivet Nut Gun

$2,529.26

SKU: ATO-FG-MXTAR800

Featuring 0-40 kN capacity and 5% accuracy, ATO digital pull force meter for rivet nut gun delivers precise force measurement. Digital force gauge provides reliable rivet nut gun testing. Repeat positioning accuracy stays within ±3%, and it offers IP67 protection. This forcemeter maintains stable performance even in harsh conditions, making it essential for reliable quality control.

Doppler Ultrasonic Flow Meter, 0.03~5m/s

$746.34

SKU: ATO-FLOW-DUPL

High precision multi-function doppler ultrasonic flow meter for sale, providing excellent measurement performance, flow rate range of 0.03~5m/s, measurement accuracy of ±1.0% +1cm/s, to meet the needs of a variety of complex fluid environments.

Gear Digital Liquid Flow Meter, G1/2"/G3/4"

$70.15

SKU: ATO-FLOW-LCDZAT

Achieve precise liquid monitoring for both residential and industrial applications with this versatile gear digital liquid flow meter. Available in compact G1/2" or G3/4" port sizes to fit various piping needs. Robust electroplated aluminum body ensures durability and high-pressure resistance. With accurate electronic pulse output, small water flow meter provides dependable data for flow measurement and control systems.

Hand Held Engine Tachometer with Hour Meter, Maintenance Reminder

$46.66

SKU: ATO-TM-HM

Hand held engine tachometer with hour meter for sale. Features maintenance reminder, 0-30000 rpm measurement, dual-button control, wrap-around inductive sensor, swivel battery replacement, backlit display, waterproof and shockproof design. Equipped with high-capacity battery and IP65 rating. Suitable for dirt bikes, ATVs, hedge trimmers, lawn mowers, and chainsaws.

Industrial Crane Scale 5 ton/ 10 ton/ 15 ton to 50 ton

$2,566.77

SKU: ATO-GWD800

Industrial crane scale with wireless control and high temperature resistant function, capacity from 5 ton/ 10 ton/ 15 ton to 50 ton, seamless steel pipe welding, high temperature resistant material inside the heat shield, good heat insulation performance. Standard RS232 output port, wireless connection to large screen. Crane weight scale with menu-based operation method, automatic data storage, data storage can reach 99 and radio frequency up to 433MHz.

pH Detector for Pool Water

$66.98

SKU: ATO-PHM-MDYLF01

Good price pool ph meter for sale. The pH detector for pool water has a pH measurement range of 5.5 to 9.0 and can measure chlorine (Cl) levels between 0.2 and 3.0 ppm. It offers a measurement accuracy of 0.1 with a resolution of 0.1. The detector operates on a 1.5V power supply and is made from durable ABS material.

Pressure Gauge Calibrator for Digital/ Vacuum/ Hydraulic

$745.56

SKU: ATO-PGC-600

The pressure gauge calibrator is a precision instrument designed for accurately testing and calibrating general pressure gauges and mechanical pressure switches. It supports pressure testing up to 60MPa and vacuum testing down to -0.08MPa. Pressure calibrator ensures easy operation and high calibration accuracy, making it ideal for maintenance and quality control in various industrial applications.

0~255 psi Tire Inflator with Digital Pressure Gauge

$53.89

SKU: ATO-TPG-230

Buy a tire inflator with a digital pressure gauge at low price, pressure measurement range from 0 ~ 255 psi (0 ~18 bar), portable and easy to use. This tire pressure gauge is ideal for tire pressure checking, tire inflating and tire pressure releasing for various vehicles.

Aquarium pH Meter with Temperature Compensation

$103.56

SKU: ATO-PHM-295

Buy ATO aquarium pH meter temperature compensation. Measures pH from 0.00 to 14.00 with ±0.1 accuracy and 0.01 resolution and measures temperature from -5.0°C to 60.0°C with ±0.5°C accuracy. It features a backlit 44x26mm screen, 180 cm pH probe, and 195 cm temperature probe. The pH detector supports temperature compensation and operates in 0°C to 50°C environments with up to 90% humidity.

Bilateral Laser Distance Measure Meter, 120/200m

$128.44

SKU: ATO-DM-B120

The high precision bilateral laser distance measure meter is for sale at a good price, the unique bidirectional datum of the bidirectional laser makes it unnecessary to bend down to measure no matter horizontal or vertical measurement, 120/200m is optional, and the back of the distance measure meter adopts the magnetic design, it can be easily adsorbed on the metal surface such as steel column handrail, convenient and space-saving.

Dial Tension Gauge Force Meter, 10g-500g/0.1N-5N

$65.15

SKU: ATO-FG-HTD

Dial tension force gauge is a precise tension tester for measuring push and pull forces, covering a 10g-500g or 0.1N-5N range. This portable force gauge checks switch contact pressure, spring force, and cable tension. It ensures product quality in electronics and manufacturing. A peak hold function captures maximum force readings. Tension tester is essential for quality control and R&D. High accuracy of ±2% provides reliable data for various applications.

Electronic Crane Scale for Marine, 1 ton/ 2.5 ton/ 5 ton, IP67

$395.74

SKU: ATO-CRS-103

Precision electronic crane scales for marine use with wireless transmission technology, providing 1T/2.5T/5T different ranges can be selected, high-strength aluminum alloy material impact resistance, waterproof grade IP67, corrosion-resistant, to adapt to the complex marine environment.

Leakage Current Clamp Meter with Measuring Range AC 200mA/2A/200A

$186.98 $196.82

SKU: ATO-CLAM-DT-9810

The digital current clamp meter is a special mini clamp meter for circuit leakage current and AC leakage current test. The leakage current measuring range is AC 0-200mA/0-2A/0-200A and the corresponding resolution is 0.1mA/1mA/100mA. Mini leakage current clamp meter also has special functions such as data hold, automatic power off, overload protection and backlight. The maximum jaw opening size is 1.2" (30mm).

Mechanical Flow Meter, 1 inch/ 1.5 inch/ 2 inch

$169.99

SKU: ATO-FLOW-OGM

Good price mechanical flow meter for diesel, petrol, kerosene, available in 1 inch, 1.5 inch, 2 inch sizes. The fuel flow meter offers an accuracy of ±0.5%, repeatability of ±0.3%, supports fluids with a maximum viscosity of 1000 CPS. Oval gears, durable and smooth, suitable for measuring the flow of highly viscous media. Widely used in petroleum, chemical, medicine, transport.

Portable Vibration RPM Meter, Headset/USB/RS-232C

$1,221.76

SKU: ATO-TM-HUB

The portable vibration RPM meter is designed for on-site measurement of mechanical vibration and rotational speed. A high-performance piezoelectric accelerometer ensures accurate and stable results, with a RPM range of 0–99990 rpm. One meter supports both non-contact photoelectric and contact RPM measurement, measures speed and frequency, and monitors bearing condition. AC signal output, USB PC communication, and optional RS-232C data output are supported.

0~260 psi Tire Inflator with Digital Pressure Gauge

$67.94

SKU: ATO-TPG-260

Portable tire inflator with digital pressure gauge with pressure measurement range from 0 ~ 260 psi (0 ~ 18 bar), working temperature -20°C ~ 60°C, LCD display, ideal for tire pressure checking, tire inflating and tire pressure releasing for various vehicle. Air inlet id customizable.

Digital Wireless Crane Scale, Heavy Duty, 25 ton/ 100 ton/ 200 ton

$1,393.78

SKU: ATO-CRS-002

Powerful digital wireless crane scales for heavy duty lifting operations, offering different load ranges from 25/100 to 200 tons, equipped with a wireless handheld receiver with a transmission distance of up to 200 meters for easy operation. Rugged alloy steel casing and anti-interference wireless system, adaptable to extreme temperatures and harsh environments.

Industrial Laser Tachometer, Non Contact Type

$55.66

SKU: ATO-TM-IL

The industrial laser tachometer utilizes photoelectric speed sensing technology to achieve high-precision non-contact measurement. Its exceptionally sleek and portable design offers versatile functionality, a wide measurement range of 10-99999 rpm, effective operation in darkness, and a large-format LCD screen for outstanding readability.