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    Insulation Resistance Tester, 500V/1000V/2500V

    $295.46
    SKU: ATO-IRT-UT502A
    Insulation resistance tester or Megohmmeter has selectable test voltages of 500V, 1kV and 2.5kV, and measuring insulation resistance up to 20.0 GΩ. Reliable megger is also capable of measuring AC Voltage, low resistance, PI and DAR, with large backlit LCD display, high accuracy, good stability and favorable price.

    Linear Scale, 300mm/12 inch, 1000mm/40 inch Stroke, 5 Micron

    $219.76
    SKU: ATO-LS-WTA
    High Precision digital linear scale stroke can select 250mm/10”, 400mm/16” or 800mm/32”. Resolutions 0.5 um, 1 um and 5 um. Possibility to choose the signal output and Plug type. 9 PD TTL, RS422. Pollution resistant capability is strong, good waterproof ability.

    Magnetic Flow Meter for Sewage Water/Wastewater, DN15-DN200

    $842.03
    SKU: ATO-FLOW-MAG
    Magnetic flow meter or electromagnetic meters for all conductive liquids like wastewater/sewage water, nominal diameter DN15, DN20, DN25, DN32, DN50, DN100, DN125, DN150, DN200 for choice, supply voltage 110V AC, 220V AC or 24V DC, output signal 4-20mA, flange mounting, with integral and remote structure design, small pressure loss, high precision and reliability, good compatible with all kinds of pipes, etc.

    Megger Insulation Tester, 100V/250V/500V/1000V

    $335.72
    SKU: ATO-IRT-UT511
    Digital megger or insulation tester performs insulation resistance at 100, 250, 500V and 1000V test voltages, for various ranges of 0.1 - 500MΩ, 0.5 - 2GΩ, 1MΩ - 4GΩ and 2MΩ - 10GΩ. PI, DAR, voltage and low resistance can also be measured. Easy to use, stable performance and competitive price.

    Megger Insulation Tester, 500V/1000V/1500V/2500V

    $524.59
    SKU: ATO-IRT-UT512
    Portable megger insulation tester can measure the insulation resistance, voltage, PI, and DAR. Megohmmeter can be selected from test voltages of 500V, 1kV, 1.5kV and 2.5kV, with testing insulation resistance up to 100 GΩ. High accuracy and reliability, ideal for testing high voltage equipment like transformers, generator, cables and so on.

    Megger Insulation Tester, 500V/1000V/2500V/5000V

    $952.30
    SKU: ATO-IRT-UT513
    Accurate and reliable insulation resistance tester has five test voltages of 500V, 1000V, 2500V, and 5kV, measuring resistance range up to 1000G ohm. Large backlit LCD display, easy to read. Battery-powered megger is portable, lightweight and affordable, best for for electrical equipment diagnostic testing and maintenance.

    Optical Time Domain Reflectometer, OTDR Machine

    $1,989.76
    SKU: ATO-OTDR-FC300
    Optical time domain reflectometer price reasonable, light source 1310/1550nm, dynamic range: 30/28dB, 32/30dB, 100-120km accurately testing, 5.6 inch LCD touch screen, accurate measurement of fiber optic cables, otdr machine support multiple languages, English, Spanish and Chinese.

    Paperless Recorder 1/4/8/12/18 Channel Output RS485

    $556.24
    SKU: ATO-PLR-CH18
    3.5 inches paperless recorder can collect, calculate, display, and record data such as temperature, pressure, current, voltage and other input signals. It has different data display forms: Digital Display, Bar Graph, Real-time Curve, Alarm, History, etc. Paperless recorder with 1 USB data interface has optional AC/DC power supply, 18 input channels, 4 alarm outputs and 1 RS485 communication output.

    PID Temperature Controller, Dual Digital, Universal Input

    $69.85
    SKU: ATO-TEMPC-2D
    PID temperature controller has dual digital 4 LED display, on-off control/PID control, support universal inputs (Cu50/Pt100/K/E/J/T/S/R, 4-20mA, etc.), 4 kinds of output mode for select (relay output/SSR output/SCR/transmitter output 4-20mA), and additional output RS485/232 communication output, timer relay, etc.

    Pocket Colorimeter, Caliber 4mm

    $1,036.46
    SKU: ATO-CM-SWS1B
    Low price pocket colorimeter for sale, caliber φ4mm, measurement stability and accuracy, large screen display for easy reading, DC power connector USB/RS232. Colorimeter is widely used in paper, printing, ceramics, chemical, textile and dyeing industries.

    Porket Colorimeter for Lab, Medical, Caliber 4mm/8mm

    $2,584.61
    SKU: ATO-CM-SWS3B
    Low cost pocket colorimeter for lab and medical, 4mm/8mm caliber, USB port, LED screen operation pane with clear data, widely used in papermaking, printing, ceramics and chemical industry.

    Portable Air Quality Monitor, PM2.5/HCHO/TVOC/Temperature/Humidity

    $191.46
    SKU: ATO-AIR-DM502
    Portable air quality monitor for home/office/car, measuring PM2.5, PM1.0, PM10, HCHO, TVOC, AQI, temperature and humidity and real-time displaying on the LCD screen. Rechargeable Li-batterty, compact size and light weight, easy to carry. Easy operation, quick response and accurate detection.

    Portable Colorimeter, Caliber 8mm

    $1,138.46
    SKU: ATO-CM-SWS2B
    High quality portable colorimeter caliber 8mm, design with USB port, digital LCD display, built-in clock memory storage system, real-time storage of measurement and correction data, good value for money.

    Portable Conductivity Meter, 100mS/cm, 220VAC

    $634.92
    SKU: ATO-CDTYM-100
    Portable conductivity meter with measuring range 0~100mS/cm, power supply 220VAC, accuracy ±1.0%FS can be used for conductivity monitoring of various liquids in laboratory. It has a platinum black conductivity electrode, a temperature sensor and optional conductivity electrode K=0.01/0.1/1.0/10. Portable conductivity meter also has automatic/manual temperature compensation and a mutli-function electrode bracket for holding two electrodes at the same time.

    Portable Dew Point Meter for Compressed Air

    $6,998.12
    SKU: ATO-DPM-510
    Portable dew point meter for compressed air, interfaces usb, measuring range -80~+50 °Ctd, 20~+70°C, can be connected with sensors, sensor output voltage 24VDC, hand held dew point meter is an ideal instrument for detecting the moisture content of compressed air and freezer dryer.

    Portable Dew Point Meter with Intergral Prob

    $5,966.19
    SKU: ATO-DPM-500
    Portable dew point meter with intergral prob, graphic display, easy operation with touch function, USB port, measuring range -80~+50°Ctd, pressure range -1~50 bar, integrated data logger for saving measured values. Dew point measurement instrument can be used to detect residual humidity of compressed air, N2 and O2.

    Portable Digital Hay Moisture Tester

    $198.62
    SKU: ATO-MM-TK100H
    Portable digital hay moister tester for sales, measuring range 0-80%, LCD display, pin type. The newly designed moisture meter with extensive probes suits to many materials moisture content testing, just as wood fiber, grains, hay straw and bran. Low cost and free shipping.

    Portable Multi Gas Analyzer, NO2, SO2, CO, O3

    $6,753.85
    SKU: ATO-GAS-SKY8000
    High accuracy multi gas analyzer can detect 4 gases of NO2 ( 0-10 ppm), SO2 (0-10 ppm), CO (0-20 ppm), O3 (0-10 ppm), high definition LCD display to show the measurement data, large capacity rechargeable Li-battery for long working time, compact and light design, portable and easy operation.

    Portable Refractometer for Coolant/Antifreeze

    $76.77
    SKU: ATO-CRM-1090
    Portable refractometer for sale, it is suitable for measurement of coolant concentration and antifreeze freezing point. Measurement range can select 0~10%, 0~20%, 0~32%, 0~50%, 0~80%, 0~90% brix, corresponding match scale 0.1%~0.5%. Refractometer price is inexpensive, hand-held portable design, practical and convenient.

    Single Phase DIN Rail Mounted Digital Energy Meter

    $183.07
    SKU: ATO-DEM-1P
    DIN-rail mounted digital energy meter is single phase 230V AC output voltage, direct connection up to 40A, with class 1 accuracy in active energy, 1 loop active pulse output, compact design, is suitable in applications where there is a need for reliable energy measurements and where space is limited.