Test & Measurement Instruments

Handheld Ammonia (NH3) Gas Detector, 0 to 50/100/500 ppm

$748.16

SKU: ATO-GAS-NH3

Low price pump type gas detector provides the Ammonia (NH3) gas leak monitoring with high accuracy sensor, audible and visual alarm, optional measuring range 0 to 50ppm, 0 to 100ppm, 0 to 500ppm etc., LCD display, easy readout, and small design, convenient to carry.

Handheld Carbon Monoxide (CO) Gas Detector, 0 to 500/1000/5000 ppm

$389.76

SKU: ATO-GAS-CO

Handheld carbon monoxide (CO) detector use high accuracy sensor, pumped type, selectable measuring range of 0 to 100 ppm, 0 to 500 ppm, 0 to 1000 ppm, 0 to 2000 ppm or 0 to 5000 ppm, gas leak alarm with audible, visual and vibrating, compact size and light weight, long working time, easy to carry and operation.

Handheld Hydrogen Sulfide (H2S) Gas Detector, 0 to 50/100/500 ppm

$418.96

SKU: ATO-GAS-H2S

This pump-type single gas detector is suitable for detecting the leakage of hydrogen sulfide (H2S), with a range of 0-50ppm, 0-100ppm, 0-200ppm, 0-500ppm and so on for options, and gives light, sound and vibration alarms. Favorable price and high reliability.

Portable Carbon Dioxide (CO2) Infrared Gas Detector, 0 to 2000/5000/10000 ppm

$944.15

SKU: ATO-GAS-CO2

Portable carbon dioxide (CO2) infrared detector adopts high accuracy sensor, measuring range available of 0-1000ppm, 0-2000ppm, 0-5000ppm, 0-10000ppm, or 0-10%VOL, 0-20%VOL, 50%VOL, 100%VOL, with LCD display, audible, visual & vibrating alarm, compact size, easy to carry and operate.

Portable Chlorine (Cl2) Gas Detector, 0 to 10/50/100 ppm

$728.67

SKU: ATO-GAS-Cl2

Portable Chlorine (Cl2) gas detector has measuring ranges of 0 to 10/20/50/100 ppm for your selection, and give alarms with sound, light and vibration. Chlorine gas detector use high precision sensor, with self & zero calibration function, to provide a more reliable safeguard.

Portable Hydrogen (H2) Gas Detector, 0 to 500/1000/2000 ppm

$696.67

SKU: ATO-GAS-H2

Portable hydrogen (H2) gas detector draws the gas sample by pump, with high accuracy and reliability sensor, ranging from 0 to 500, 1000 or 2000 ppm for your choice. Real-time LCD display, audible, visual & vibrating alarm, durable and compact design, easy to operation. High precision hydrogen measuring range 0-10ppm with 0.001ppm resolution available.

Portable Nitrogen (N2) Gas Detector, 0 to 100% Vol

$891.38

SKU: ATO-GAS-N2

Portable N2 gas detector, pump suction, suitable for Nitrogen gas leakage detection with 0 to 100% Vol measuring range, and give an alarm with sound, light and vibration. Light & compact nitrogen gas detector, high accuracy, fast response, and good cost performance.

Portable Ozone (O3) Gas Detector, 0 to 10/20/50 ppm

$799.08

SKU: ATO-GAS-O3

Portable Ozone gas detector, applied for the O3 gas detection with high accuracy and fast response, measuring range from 0 to 1ppm, 10ppm, 20ppm or 50ppm for your selection, real-time LCD display, give sound, light & vibrating alarm, small size, light weight, and convenient to carry.

Portable TVOC Gas Detector, 0 to 1/10/50/100/1000 ppm

$3,296.35

SKU: ATO-GAS-TVOC

TVOC gas detector is a high precision VOC gas analyzer, easy to carry, explosion-proof. It's pump style with ten grades of pumping suction for options, has sound, light & vibrating alarm and also available for selectable ranges of 0 to 1 ppm, 0 to 10 ppm, 0 to 50 ppm, 0 to 100 ppm, 0-500ppm, 0 to 1000 ppm.

1 Axis Digital Readout, DRO for Mills, Lathes

$358.46

SKU: ATO-DR-WE100

Single DRO axis digital readout, resolution 0.05um, 0.1um, 0.2um, 0.5um, 1um, 2um, 5um, 10um, 20um or 50um. Input voltage DC 9V, 50Hz-60Hz, for milling machine and metal lathes, low cost and free shipping.

1.5 kVA 50 kV AC DC Hipot Tester

$2,414.50

SKU: ATO-HTGTB-1550

Low price high voltage hipoter test capacity 1.5 kVA, 50 Hz or 60 Hz, 50 kV, it can be used for AC DC hipot test of cable, LCD display control box, convenient and easy to use. Special capacity can be customized, manufacturer direct sales.

2 Axis Digital Readout, DRO for Mills, Lathes

$249.86

SKU: ATO-DR-WE68002

High precision digital readout 2 axis, resolution 0.1um, 0.2um, 0.5um, 1um, 5um, 10um or 50um, input voltage 90-240V. DRO digital readout can be connected with linear scale or encoder to meet the processing and measurement requirements of various machine tools, such as milling machine, lathes and table saw fence.

3 Axis Digital Readout, DRO for Mills, Lathes

$295.28

SKU: ATO-DR-WE68003

DRO digital Readout 3 axis, input signal TTL, resolution 0.2 um, 5 um, um, um 20, or 50 um. Can be used for milling machine, lathes, surface grinders, grizzly planer ang optical comparator. The maximum measured length is 900mm, simple operation, stable and reliable.

70 MHz Digital Oscilloscope, 2 Channels, 2 GSa/s

$729.48

SKU: ATO-SCOPE-70M

Two channel digital storage oscilloscope with 70 MHz bandwidth and 2 GSa/s sample rate which is designed and produced by Rigol. Up to 256 levels intensity grading waveform display, and wider vertical range is 500uV/div ~ 10V/div, lower noise floor, better for small signal capturing.

Digital Clamp Meter, AC Current 400A, NCV and Automatic Measuring

From $75.49

SKU: ATO-CLAM-2019A

Digital clamp meter is a smart automatic measuring clamp multimeter by pressing the function key, with AC current range 0-400A, AC/DC voltage range 0-600V, resistance range 0-10MΩ, frequency range 0-1000kHz and maximum jaw opening size 25mm. Digital clamp meter has an NCV (non-contact voltage) measuring key to use NCV function. The NCV buzzer and indicator light will alarm frequently if high voltage is detected.

Digital Counter, 4 Digit, Up/Down, Number/Length/Batch

$50.79

SKU: ATO-DIGC-FH4D

Digital counter can be used for counting number/length/batch, position control of balers controlled by variable frequency motor, and measuring height, position and angle. 4 digit counter with up/down input modes can preset count value or length, and simultaneously display the total count, counting length and batch value in real time.

Digital Grain Flour Moisture Tester, 11 Kinds of Powder Grain

$189.00

SKU: ATO-MM-TK100G11

Digital grain moisture tester can test for 11 grains flour, including wheat, pddy, corn, flax and oats. LCD display, pin type, moisture measurement are instant. Light weight and high accuracy.

Digital Grain Moisture Tester for Wheat, 6 Kinds of Grain

$189.00

SKU: ATO-MM-TK100G6

Portable digital grain moisture tester can detect 6 kinds of grain moisture content, such as wheat, paddy and corn. 4 digital LCD, 2 pin sensor. Measuring range 6-30%, simple and accurate measurement.

Digital Grain Moisture Tester, 25 Kinds of Grains

$220.46

SKU: ATO-MM-TK25G

Digital grain moisture meter is used to accurate measure the moisture of soymeans, oats, corn, wheat, 25 kinds of grains can be detected. Measuring range 7-28%, LCD display. Low price and factory direct sales.

Digital Multifunctional Moisture Meter for Wood, Grain

$147.28

SKU: ATO-MM-TK100

Multifunctional moisture meter can used for measuring the moisture content of wood, grains, fiber and bran, 4 digital LCD. Measuring range 0-80%, 2 pin, light weight and low cost. Digital display with back, light gives exact and clearly.