Test & Measurement Instruments

3 Phase Relay Tester, Microcomputer Control

$5,615.38

SKU: ATO-RT702A

Low price 3 phase relay tester kit for sale, microcomputer control, with big LCD display, high-resolution, high degree of automation, real-time storage of test data, reliable and comprehensive protection measures, powerful software.

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

$828.16

SKU: ATO-GAS-NH3

Low price pumping 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 200ppm, 0 to 500ppm etc., LCD display, easy readout, and small design, convenient to carry.

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

$478.96

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 etc., for options, and gives light, sound and vibration alarm. Favorable price and high reliability.

Handheld LCR Meter, 100Hz~100kHz

$504.62

SKU: ATO-LCRM-1010

Cheap handheld LCR meter. Test frequency can select 100Hz~10kHz or 100Hz~100kHz, basic accuracy 0.20%. Measure inductance (L) max. 9999H, capacitance (C) max. 9999μF, resistance (R) max. 99.99MΩ. It is controlled by a high-performance 32 bit ARM microprocessor, the main and secondary specifications are displayed at the same time. Affordable and easy to use.

Mini Crane Scale 30kg/60kg/150kg/200kg/300kg to 500kg

$112.43

SKU: ATO-CRS-500

Mini crane scale with aluminium alloy housing has capacity from 30kg/60kg/150kg/200kg/300kg to 500kg, accuracy standartd OIML class III, can be used for hoisting, dock loading and unloading, stock counting, etc. Electronic crane scale has multi-functions of tare, zero, data hold, overload warning, low battery alarm, backlight and automatic power off. The continuous operation time of crane scale is 80 hours.

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

$846.15

SKU: ATO-GAS-Cl2

Portable Chlorine (Cl2) gas detector has measuring ranges of 0 to 10ppm / 20ppm / 50ppm / 100ppm for your selection, and give alarms with sound, light and vibration. Chlorine gas monitor uses high precision sensor, easy operation, high reliability and low price.

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

$784.62

SKU: ATO-GAS-H2

Portable hydrogen (H2) gas detector draws the gas sample by a micro pump, with high accuracy and reliability, measurement ranging from 0 to 500ppm, 1000ppm, 2000ppm, 5000ppm or high concentration range 0-100% VOL for your choice. Real-time LCD display, audible, visual & vibrating alarm, durable and compact design, easy to carry and operate. High precision H2 measuring range 0-10ppm with 0.001ppm resolution is also available.

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

$891.38

SKU: ATO-GAS-N2

Portable N2 gas detector, pump suction type, 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

$815.39

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 10ppm / 20ppm / 50ppm for your selection, real-time LCD display, give sound, light & vibrating alarm, small size, light weight, convenient to carry and affordable price.

Portable Spectrophotometer Colorimeter, Caliber 4mm/8mm

$4,429.26

SKU: ATO-CM-SWF2B

High precision portable spectrophotometer colorimeter can be used for clothing printing and dyeing, 4mm/8mm caliber, ceramic lamp accurate color measurement and quality control, light weight, small size and easy to use.

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

$2,448.95

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.

2/5/10/13/15MHz Function Signal Generator

$376.77

SKU: ATO-FSG-30

Function signal generator price is affordable, frequency range 0.1Hz~2MHz/5MHz/10MHz/13MHz/15MHz for selection, with 1Hz~30MHz frequency counter. Directly generate sine wave, triangle wave, square wave, ramp wave, pulse wave, sawtooth wave, etc. Low distortion of 10Hz-100kHz, less than 1%.

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, it 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.

3 Phase Protection Relay Test Set, 110V 220V Adjustable DC Output

$7,430.76

SKU: ATO-RT802

Professional 3 phase protection relay test set for sale, industrial control computer, 110V and 220V dedicated adjustable DC power output, secondary injection relay test kit with 2 USB ports and RS232 porthigh-tech design, compact and lightweight, easy to use, it can complete a variety of large-scale complex testing with high degree of automation and scan various protection settings.

6 Phase Relay Test Set, 110V 220V Adjustable DC Output

$33,438.46

SKU: ATO-RT1600

Super cost effective 6 phase relay test set for sale, 110V and 220V adjustable DC power output, built-in Windows XPE operating system, large display, high stability of software system, 6-phase current for easy three-phase differential protection test, 12-phase output for self-testing, 10 roads are opened, 8 roads are opened, which is convenient for self-injection and quick-cut test, exquisite smoothness and excellent performance.

6 Phase Relay Tester, Microcomputer Control

$12,076.92

SKU: ATO-RT1200

6 Phase relay tester, microcomputer control, cheap price, 6 phase voltage output, equipped with WindowsXP interface, ultra-thin industrial keyboard and optical mouse, easy to operate. Output voltage is 110V (1A) and 220V (0.6A) respectively for use in relays or protection devices that require DC operating power.

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.

Air Quality Monitor for Home, PM2.5/HCHO/TVOC/AQI/PM1.0/PM10

$128.53

SKU: ATO-AIR-DM103

Light and compact indoor air quality monitor can detect PM2.5, HCHO, TVOC, AQI, PM1.0, PM10, multiple functions yet simple operation. With big LCD screen, real-time display and easy to read. Built-in large capacity Li-battery, the meter is capable of working for a long time. Low price and high quality.