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    Single Phase Relay Test Equipment

    $3,461.54
    SKU: ATO-RT701
    Multi-function single phase relay test equipment, overload protection and signal form a powerful display unit, single phase relay test kit is compact, small and easy to carry, manufacturer direct sales.

    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.

    Visible Spectrophotometer, Single Beam, 340/325-1000nm

    $1,320.71
    SKU: ATO-VIS-721G
    Low price VIS spectrophotometer is designed for general quantitative analysis in visible region, with wavelength range 340-1000nm or 325-1000nm, high accuracy, good stability, easy operation and compact structure.

    Vortex Flow Meter for Liquid/Gas/Steam, DN15-DN300

    $957.85
    SKU: ATO-FLOW-VOR
    Low cost vortex meter can measure the flow rate of liquids, gases and steam, applicable pipe size from DN15 to DN300. High accuracy vortex flowmeter has fully isolated design, optional LCD display for direct data reading, selectable various signal output like pulse output, 4-20mA output and RS485 communication, as well as integrated pressure / temperature compensation for precise compressor air or steam measurement. With clamp or flange connection and power by Li-ion battery, the vortex meter is easy to install, low-maintenance, reliable and safe.

    100 MHz Digital Oscilloscope, 2/4 Channels, 4 GSa/s

    $1,599.85
    SKU: ATO-SCOPE-100M
    Rigol 100 MHz digital oscilloscope from ATO uses UltraVision innovative technology which combines 140 Mpts high memory depth and max. waveform capture rate up to 110,000 wfms/s. 4 GSa/s max sample rate, 2 and 4 channels oscilloscopes are available, it is a perfect instrument for various application fields.

    3 kVA 50 kV AC DC Hipot Tester

    $2,448.95
    SKU: ATO-HTGTB-350
    High voltage AC/DC hipot tester, capacity is 3 kVA, high voltage 50 kV, 50 Hz or 60 Hz, dry type transformer tester, with LCD display control box, withstand voltage tester can be used to pressure test of polyethylene insulated power cable. Special capacity can be customized.

    5 Digit Display Controller for Load Cells

    $210.80
    SKU: ATO-DPM-LC5D
    Digital panel meter can cooperate with load cells, force sensors and weighing sensors, two outputs for data comparison, digital panel meter can display gross, net, peak and valley value alternately.

    Current Transformer Analyzer CT PT, 110V/220V

    $15,649.23
    SKU: ATO-CT-HM404
    CT PT analyzer for sale, low price, input voltage 110V or 220V, frequency 50Hz/60Hz, current transformer tester is used for the excitation characteristics, ratio, polarity, secondary winding resistance, ratio difference and angle difference of CT, PT electromagnetic units.

    Digital Clamp Meter AC 400 amp with TRMS/NCV/Temperature/Capacitance

    $81.89 $90.99
    SKU: ATO-CLAM-2019C
    AC clamp meter is a digital clamp multimeter with a selection dial. Digital clamp meter has the measuring range of AC current 0-400A, AC/DC voltage 0-600V, resistance 0-10MΩ, frequency 0-1000kHz, capacitance 0-100mF and temperature -40℃~+1000℃ (-40℉~1832℉). Digital clamp meter has Ture-RMS and NCV functions. The maximum jaw opening size is 25mm.

    Digital Counter, 4 Digit, Frequency/Rev/Speed

    $70.79
    SKU: ATO-DIGC-FA4D
    Digital counter is suitable for measuring the frequency, rotational speed, linear speed and flow of various types of control equipment. 4 digit counters can be customized as special test instrumentation for pulse width detection, duty ratio detection, etc.

    Digital LCR Meter, 50Hz~200kHz

    $1,467.08
    SKU: ATO-LCRM-5020
    Digital LCR meter is multi-functional precision digital LCR bridge. Test frequency is 50Hz~200kHz. Measure inductance (L) max. 9999.99H, capacitance (C) max. 9.9999F, resistance (R) max. 99.9999MΩ. Accuracy reach to 0.05%. It is can be used to all kinds of electronic components.

    Digital Moisture Meter for Wood, LCD Display

    $292.31
    SKU: ATO-MM-MS7100
    Professional harbor freight wood moisture meter, pin type, with digital LCD display, wood moisture sensor measuring range 0 to 80%, it can measure wood moisture quickly and accurately.

    Digital Rotational Viscometer, 1-2000000 mPa.s

    $1,078.46
    SKU: ATO-VISCO-8S
    Low cost rotational viscometer is suitable for low and medium viscosity fluids with 1-2000000 mPa.s measuring range and ±2% accuracy, equipped with spindles 1#, 2#, 3#, 4# (Optional 0# rotor for under 10 mPa.s viscosity measurement), stable rotating speed available with 0.3/0.6/1.5/3/6/12/30/60 r/min. Digital viscometer has LCD display with resolution 0.01 mPa.s, easy to readout, accurate and reliable.

    Digital Timer Relay, 8 Pin, 12V/24V/220V

    $78.85
    SKU: ATO-TIMER-TH200
    Digital timer relay with 3-digit LED display, on-delay timer, time setting range 0.01~999 second/minute/hour, supply voltages 12V DC, 24V DC or 220V AC. 8-pin timer relay with optional 8-pin mounting socket for DIN Rail, easy to install, high accuracy and wide time delay range.

    Digital Torque Meter for Dynamic Torque/Speed/Power, 5 digit

    $489.98
    SKU: ATO-DPM-RTS5D
    Digital torque meter with 3-channel 5 digit LED can real-time display dynamic torque, speed and power value. The measuring range of torque can be -99999~99999 Nm (display value is 0~99999 Nm). Digital panel meter for rotary torque sensor has power supply AC 220V, measuring speed 25 times/s, output analog signal 4-20mA, optional communication output RS485/RS232, optional external power supply DC 15V/24V.

    Handheld LCD Wood Moisture Meter

    $130.76
    SKU: ATO-MM-MT15
    Cheap price handeld wood moisture meter for sale, measurement range 0~99.9%, high precision measurement, it can detect the moisture of 50 kinds of wood, the wood moisture tester body is strong, lightweight and easy to use.

    Handheld Multi-Gas (4-Gas) Detector, CO, H2S, O2, LEL

    $623.17
    SKU: ATO-GAS-DM4
    Multi-gas detector provides detection and monitoring of 4 gases including CO, H2S, O2, LEL with high accurate sensors, and sound and light alarms, light weight and compact size, easy to carry, long battery life, reliable quality and cost effective.

    Handheld Non Touch Infrared Forehead Body Thermometer

    $123.08
    SKU: ATO-ITHM-03
    Handheld infrared forehead thermometer / non touch body temperature thermometer, can make temperature measurement fast and accurately, measuring range from 32℃ to 42℃ (89.6℉ ~ 107.6℉) and accuracy ±0.3℃, small and light for portability, digital backlight display for easy readings, high performance and favorable price.

    Handheld Precision Multifunction Calibrator, Output Signal Source

    $412.22
    SKU: ATO-SIGNAL-LR-C512
    This handheld multifunction calibrator is a high precision signal source/generator, designed to output variety of signals including DC voltage, DC current, resistance, RTD, thermocouple, pulse frequency, and power distribution, ideal tool for calibrating and troubleshooting detectors.

    Linear Scale, 2000mm/80 inch, 3200mm/126 inch Stroke, 5 Micron

    $219.76
    SKU: ATO-LS-WTB
    Low price linear scale stroke 50mm, 100mm, 600mm, 800mm, 1000mm , 2000mm, 3000mm are optional. Resolutions 0.5 µm, 1 µm or 5 µm. Signal output and plug types can be 9 PD TTL, 15 PD TTL, or 9 PD RS422. Good seismic performance and fast speed.