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ATO industrial automation
ATO is a trusted U.S. registered company in industrial automation & controls, ATO's goal is helping saving your money by bypassing all kinds of local dealers/agents in buying industrial automation products from Chinese manufacturers directly. You will be enjoyed to get free tech support on how to choose, how to wire, how to commissioning with ATO professional engineers. Shopping for your automation systems on ATO one-stop online store now.
ATO Top Selling
M12 Proximity Sensor, Inductive, NPN NO, Unshielded, 4mm, 2pcs
$13.99
$40.36
SKU: ATO-PROS-M12
Low cost M12 proximity sensor manufacturer direct sale. It is an NPN inductive proximity switch with a NO output method, an unshielded installation type, and a 4mm detection range, which can detect the presence or absence of metallic objects within a specified range without direct contact. The inductive proximity sensor is designed to detect magnetic metals, with a reduced sensing distance for non-magnetic metals.
M18 Photoelectric Switch Sensor, Through Beam, DC 12V-24V, NPN, NO
$18.99
$45.36
SKU: ATO-PHOS-TBM18
Round type through beam photoelectric sensor is used to detect the presence or absence of an object by transmitting a light beam from one side of the detection area to a receiver on the opposite side. Infrared photo electric switch can distinguish opaque reflective objects, with 5m detection distance and DC 12-24V power supply, less susceptible to interference.
3 hp VFD, Single Phase 120V Input, 1ph/3ph 220V Output
$328.80
$346.10
SKU: GK3000-SP1S1-2d2
3 hp single phase 120v input, single phase and three phase 220v output variable frequency drive, specially designed for 120v power supply, manufacturer direct sale.
1 hp (0.75 kW) Air Compressor Motor, 115/ 230V, 5/8" Shaft
$368.15
SKU: ATO-ACM1
Good price 1 hp air compressor motor for sale online. Single phase, 115/ 230VAC, 13.2/ 6.6A, shaft diameter 5/8", shaft length 1.88", 56 frame. It is an IP 23 electric motor with protector. High-precision machining parts and careful assembly ensure the reliable operation of the bearing.
DC-DC Boost Converter, 12V to 24V
$53.26
SKU: ATO-DCDC-1224
High quality and cost-effective DC-DC boost converter series step up 12V DC to 24V DC, power rating from 24 watts to 1200 watts, 10-23V DC input range. 100% waterproof & anti-shock protection, ultra compact size, light weight.
ATO Recommendations
Cantilever Load Cell, 50kg/100kg/200kg/500kg/1000kg
$147.45
SKU: ATO-LC-1000
Available in capacities from 50kg to 1000kg, the cantilever load cell is made of high-strength 42CrMo alloy steel, with a robust structure and strong fatigue resistance. It features a wide voltage range of 5-15V and an outstanding output sensitivity of 2.0±0.05mV/V. This industrial load cell is suitable for use in extreme environments.
Donut Load Cell, Through Hole, 5kg/10kg/20kg/50kg/100kg
$136.67
SKU: ATO-LC-X001
The small donut load cell is available in 5kg, 10kg, 20kg, 50kg, and 100kg capacities and features a compact through-hole design with strong resistance to off-center loading. This load cell has a 4-wire configuration, 0.5% F.S. accuracy, 2.0 ± 10% mV/V output sensitivity, and reliable operation within a temperature range of −20 °C to 80 °C.
Stainless Float Switch, Side Mounted, Duckbill Design
$66.76
SKU: ATO-SFS-SMDD
Stainless Steel Float Switch featuring a side-mounted duckbill design for easy and straightforward installation. It supports up to 200V voltage and 1.5A current, and operates reliably in temperatures ranging from -30℃ to 100℃, ensuring long-term, stable performance for various industrial liquid level control applications.
12 Volt DC to 24 Volt DC Step up Converter, 3A/4A/5A/8A/10A
From $42.55
SKU: ATO-DCDC-12240310
12V DC to 24V DC step up converter for sale, with 3A/4A/5A/8A/10A options, featuring 100% full-load burn-in testing and IP67 waterproof rating. Built-in protections against overload, over-temperature, over-voltage. Suitable for electric vehicles, LED drivers, and automotive electronics.
Pump Float Switch, ABS, 12V/24V/36V
$52.35
SKU: ATO-FS-A05
ATO pump float switch supports 12V, 24V, and 36V DC. Featuring a 2mm diameter copper core wire and a new large silver contact structure, it operates stably with responsive triggering. And it withstands high-frequency start-stop conditions with a mechanical lifespan exceeding 100,000 cycles, making it a reliable automatic start-stop component for pumps, bilge and various liquid level control systems.
Lead Ion Selective Electrode
$615.29
SKU: ATO-ISE-LEAD
Suitable for pH 4–7, this lead (Pb2+) ion selective electrode is designed for accurate measurement of lead ions in water, environmental, and laboratory samples. A separable ring ground junction and durable epoxy resin shell material with a sensitive salt membrane ensure stable performance and easy maintenance. The eletrode features a measuring range of 1.0 × 10-6 – 1.0 × 10-1 mol/L and an operating temperature of 0–80 °C.
Perchlorate Ion Selective Electrode
$615.29
SKU: ATO-ISE-ClO4
Affordable price for perchlorate (ClO4-) ion selective electrode. The electrode is constructed with an epoxy resin housing and a PVC membrane. NaClO4 standard solution is recommended for calibration, with a small amount of KNO3 used as an ionic strength adjuster. Stable operation is achieved at pH 4–10 and temperatures of 0–40 °C, with a measuring range of 1.0 × 10-5 – 1.0 × 10-1 mol/L. Suitable for environmental, industrial, and laboratory applications.
ATO Torque Sensors
Reaction Torque Sensor, Dual Flange, 20 Nm/100 Nm/5000 Nm to 10000 Nm
$193.92
SKU: ATO-TQS-S01
Torque sensor is a strain gauge sensor for static torque measurement. Static torque sensor has double-flange, a 5 pin male plug and no mounting base so it can be easy to install. Reaction torque sensors have a capacity range from 20 Nm/300 Nm/2000 Nm to 10000 Nm and can measure both forward and reverse torque.
Micro Reaction Torque Sensor for Static Torque, 0.5-150 Nm
$175.93
SKU: ATO-TQS-S04
Micro torque sensor is a reaction torque sensor for static torque measurement. Torque sensor is made of aluminium alloy, 150%FS safety overload, -20°C~+80°C operating temperature, low price. Reaction torque transducers have a capacity range from 0.5 Nm ~ 150 Nm and can measure both forward and reverse torque.
Static Torque Sensor, 0-100 Nm
$180.39
SKU: ATO-TQS-N7
Small size static torque sensor with affordable price for sale online. Static torque transducer adopts with stainless steel material. The working temperature of compact torque sensor between -20°C to 60°C. This torque sensor is widely used in various torque testers, torque wrenches and other static torque measurement fields.
Digital Rotary Torque Sensor, 0.1/5/300/1000 Nm to 10000 Nm
$939.15
SKU: ATO-TQS-D03
Digital rotary torque sensor with LCD display has the capacity range from 0.1 Nm/0.3 Nm/1 Nm/5 Nm/10 Nm/300 Nm/1000 Nm to 10000 Nm. LCD display can show torque, speed and power value at the same time. Dynamic torque sensor adopts two NSK shafts to ensure starting torque as low as 0.00001 Nm. Rotary torque transducer with 7 pin waterproof circular connector and 3m cable can measure both forward and reverse torque, and then output ±5V/0-10V/4-20mA/RS485 torque signal to PLC.
Rotary Torque Sensor, Non-Contact, Shaft to Shaft, 0.05-300000 Nm
$1,015.34
SKU: ATO-TQS-D01
Rotary torque sensor is a non-contact torque sensor with two shafts and shaft keys, a male plug and a mounting base. Shaft torque sensors have a capacity range from 10 Nm/50 Nm/2000 Nm/10000 Nm to 300000 Nm. It can be applied to torque/rotary speed/power measurement of AC/DC motor, gear motor and diesel generator for a long-term.
ATO Load Cells
Tension/Compression Load Cell, Low Profile, 500kg/30 ton to 100 ton
$145.28
SKU: ATO-LC-P02
Low profile load cell also known as pancake load cell, has flat design, high strength and good symmetry. Tension and compression load cell can be applied for platform scale, truck scale, rail weighbridge and material level measurement and control in warehouse, with good anti-eccentric load performance, low height, all sealed structure and complete specifications.
Strain Gauge Load Cell, S type, 5kg/20kg/30kg/500kg to 7 ton
$82.59
SKU: ATO-LC-S02
S type load cell can bear both tension and pressure, with overload protection device, good output symmetry, high accuracy, compact structure and complete specifications. Strain gauge load cell can be applied for batching scale, electronic-mechanical scale, crane scales, automatic weighing instrument and other force value measurement and control.
Tension and Compression Load Cell, 1 kg - 500 kg
$137.98
SKU: ATO-LC-TC01
Tension and compression load cell can bear both tension and pressure, with good anti-eccentric load performance, low height, all sealed structure and complete specifications. Miniature load cell with optional capacity 1 kg/ 100kg/ 200 kg/ 300kg/ 500 kg is suited to use in restricted spaces, such as using in vehicle/test instrument/laminator measurement and control.
Compression Force Sensor, Ring Type, 0.5kN-200kN
$193.99
SKU: ATO-FS-HX004
Compression force sensor, ring type for sale, with optional capacities of 0.5kN, 1kN, 2kN, 5kN, 10KN, 20kN, 50kN, 100kN, 200kN, has an output sensitivity of 1.0 ± 10% mV/V and a zero output of ±2%F.S. Made from stainless steel, the higher quality load cell has an impedance of 700Ω and insulation of ≥5000MΩ/100VDC. The operating voltage is 5-15V, and it performs within a temperature range of -20°C to 80°C. Hollow design, the main measurement of extrusion force, assembly interference detection and control of other industrial control force detection.
Load Cell Transmitter, Output 0-5V/0-10V/4-20mA
$81.27
SKU: ATO-LCTR-OA
Load cell transmitter is made of aluminum alloy, output standard signal 0-5V/0-10V/4-20mA, has linear compensation, humidity compensation, external zero debugging, external span debugging, input overload protection and output short circuit protection functions.
ATO Variable Frequency Drives
2 hp (1.5 kW) VFD, Single Phase Input & Output
$243.08
SKU: GK3000-1S0015
Discounted 2 hp VFD, 1 phase for single phase AC motor, 220V - 240V 9.6 amps, brand new direct sale by manufacturer.
3 hp (2.2 kW) VFD, Single Phase Input & Output
$379.23
SKU: GK3000-1S0022
Cheap 3 hp VFD, 1 phase for single phase AC induction motor, good variable speed performance, 220V - 240V 17 amps, manufacturer direct sale.
3 hp VFD, Single Phase to Three Phase VFD
$238.14
SKU: GK3000-2S0022
Low price 3hp VFD, convert 220V/230V/240V 1 phase to 3 phase, 9.6 amps, RS485 enabled, shipping weight 3kg, manufacturer direct sale.
5 hp VFD, Single Phase to Three Phase VFD
$294.31
SKU: GK3000-2S0037
5hp variable frequency drive, single phase to three phase VFD, 17 amps, RS485 enabled, shipping weight 4kg, manufacturer direct sale.
7.5 hp VFD, 1-Phase 220V to 3-Phase 380V VFD
$726.89
SKU: GK3000-CS0055G
Customizable 7.5 hp (5.5 kW) single phase VFD, single phase 220V to three phase 380V variable frequency drive for AC motor speed control. Features 13 amps, RS485 communication interface, IP20 enclosure rating.
ATO Gas Detectors
Handheld Hydrogen Sulfide (H2S) Gas Detector, 0 to 50/100/500 ppm
$478.96
SKU: GD200-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.
Fixed Ammonia (NH3) Gas Detector, 0 to 50/100/200 ppm
$754.13
SKU: GD300-NH3
Fixed ammonia gas detector is used to detect the concentration of NH3 with selectable measuring range of 0 to 50/100/200/500/1000/2000/5000 ppm. NH3 detector with sound and light alarm and real-time display, signal output 4-20mA and RS485, high accuracy, high reliability and low price.
Portable Oxygen (O2) Gas Detector, 0 to 30% Vol
$479.22
SKU: GD200-O2
Portable oxygen detector, ideal for monitoring O2 gas concentration in the range of 0 to 30% Vol or 0 to 100% Vol, with sound, light and vibrating alarm, light and compact, easy to setting and operation, long working time with large capacity battery, high accuracy and low price.
Fixed Carbon Dioxide (CO2) Gas Detector, 0 to 9999 ppm
$757.85
SKU: GD300-CO2
Economical price fixed gas detector from ideal supplier, for carbon dioxide detection. Measuring range 0-1000/2000/5000/9999 ppm for selection, remote control output signal 4-20mA and RS485, monitor CO2 concentration and sound & light alarm, high accuracy 3% F.S, fast response within 10s, 24h work and real-time display.
ATO Power Supplies
DC-DC Boost Converter, 12V to 48V
$63.45
SKU: ATO-DCDC-1248
DC-DC boost converter series for sales, selectable output current from 1 amp to 20 amps, 10-25V wide input voltage range. This DC-DC power module is designed to step up 12V DC to 48V DC, high transfer efficiency and stable performance.
60A 30V 1800W Variable DC Power Supply
$699.39
SKU: ATO-VDCPS3060K
Buy 0 to 60A, 0 to 30V variable DC power supply online. It is switching mode with 1800W DC output power, constant voltage (CV) / constant current (CC) output precision, selectable single phase single phase 110V or 220V±10% AC input, 3 digit LED display. This high efficiency regulated DC power supply offers both adjustable voltage and current settings, ensuring precise control over the output parameters.
5 kVA Isolation Transformer, Single Phase, 230V to 120V
$1,436.54
SKU: ATO-T-DG5KVA
Lower cost 5 kVA isolation transformer, single phase, to use in alternating current (AC) 50Hz or 60Hz, step down the voltage 230V to 120V or step up 120V to 230V. Copper wire or aluminum wire for optional, IP20 protection grade enclosure, dry type natural air self cooling mode.
10kVA 3-Phase 480v 60Hz/380v 50Hz Frequency Converter
$5,990.75
SKU: HZ-50-3310
High quality three phase 10 kVA frequency converter (AC power supply), convert 480V/460V 60Hz to 380V/400V 50Hz by inner step-up & step-down transformer, adjustable output frequency & voltage suitable for industrial equipments.
ATO DC Contactors
50A DC Reversing Contactor, 2 pole, 12V/24V/48V
$74.31
SKU: ATO-DCCON-R50
Two pole DC reversing contacor with 2 sets of switching contacts, 2NO and 2NC form, 50 amps rated load current of contact circuit, coil rated voltage with 12V/24V/48V DC for selection. Cheap price and manufacturer direct sale.
100A DC Reversing Contactor, 2 pole, 12V/24V/48V
$126.46
SKU: ATO-DCCON-R100
Low cost reversing contacor with two interlocked contacts, to prevent the motor from running forwards and backwards simultaneously. 2 pole DC contactor with 2NO and 2NC (DPST-NO, DPST-NC) contact form, coil rated voltage with 12V/24V/48V DC for choice.
200A DC Contactor, 12V/24V/48V
$121.65
SKU: ATO-DCCON-C200
This 200 amps contactor is available in coil voltage 12V, 24V, 48V, continuous operating duty, normally open (NO) or normally closed (NC) contact form, high quality DC contactor with high-performance quality, low cost and manufacturer direct sale.
300A High Voltage DC Contactor, 12V/24V coil
$186.15
SKU: ATO-DCCON-HV300
The ATO-ADH300 contactor has been designed for DC loads, particularly for DC high voltage field, operating voltage up to 900V. 300A rated load current of contact circuit, normal open (SPST-NO) main contacts with silver alloy tips, which are weld resistant, hard wearing and have excellent conductivity.
ATO Blog
Hour Meter Basics
Tue, Feb 24 by ATO.com
In modern industrial and mechanical systems, accurate equipment management is essential for ensuring efficiency, safety, and long-term reliability. As a simple yet highly practical device, hour meter provides precise operating time records that support prevent...
Water Quality Tester Troubleshooting
Sun, Feb 22 by ATO.com
In water treatment, agricultural irrigation, industrial circulating water, environmental monitoring and other applications, water quality testers are essential instruments to ensure water safety and stable system operation. However, in actual use, various prob...
What are the Different Types of Level Sensors?
Fri, Feb 20 by ATO.com
Accurate measurement of liquid and bulk material levels is essential across a wide range of industries, including chemical processing, wastewater treatment, food production, oil and gas, and power generation. Maintaining proper level control helps prevent over...
Level Sensor Basics
Wed, Feb 18 by ATO.com
Level sensors play a critical role in modern automation systems. Whether in water treatment plants, chemical facilities, food processing lines, or residential water, accurate level measurement ensures safe operation and stable process control. This article wil...
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