10 Best Phase Monitoring Relays
#1 Best Pick
YaSao Phase Tester, Phase Tester Portable 3 Phase Rotation Tester Phase-Sequence Meter Phase-Order Indicator with LED Buzzer 60V~600VAC Phase Sequence Checker
Brand: YaSao
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- đ[The phase tester is used to measure the opening phase condition and order through LED and buzzer.
- đ[With high performance, the phase tester can check a large of range of AC three-phase(60V~600V).
- đ[3-color double insulation test leads, with approximately 1 meter length.
- đ[Equipped with 3 alligator clips to involve the terminals of the control panel to be tested, guarantee reliability and safety.
- đ[The tester is small, light and portable, it is designed to facilitate the operation to the maximum.
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#2 Best Value
Pyhodi Noncontact Phase Sequence Tester, AC 70V- Manufacturer Direct Phase Rotation Meter, 5.4kVrms Insulation Strength Non Touch Phaseing Rotation Meter
Brand: Pyhodi
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- [Magnetic Adsorption] The phase rotation tester features magnet, allowing for easy attachment to metal plate of equipment, making it convenient to operate.
- [Multi Function] This tester supports 3 phase sequence detection (positive phase, reverse phase, phase loss), live wire detection, simple electrical inspection, live wire recognition, phase loss judgment, breakpoint locating, line inspection, etc.
- [Wide Range] The phase sequence detector can measure voltage from AC 70V to and features a large jaw capable of clamping wires from 1.6mm to 16mm.
- [Sound and Light Indicator] The phase rotation meter features beep prompts and LED indicator lights for easy understanding of electrical conditions.
- [Non Touch Measurement] Simply clamp the superconducting high insulation clamp onto the insulation sheath of the live wire to safely check the phase sequence, without touching the high voltage bare wire.
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#3 Budget Pick
YDuupxe Single Phase Energy Meter with CT Clamp Sensors for Real Time Monitoring of The Use of Electricity at Home for Your Application's Application Control
Brand: YDuupxe
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- [Real -time energy monitoring] a voltage monitoring, current, power factor and more with this smart meter
- [Convenient application control] Monitor its energy consumption from anywhere using the application of yours or smart life
- [Efficient Sensor Design] Includes 2 300a Current Corridor CUB SENSORS CT for precise measurements
- [Extensive data storage] See energy consumption records per hour, day, month or year in the application
- [Solar photovoltaic monitoring] Ideal for households with solar panels to monitor the generation and use of energy
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#4 Top Choice
YDuupxe 3 Phase Clamp Meter Real Time Energy Monitor, CT Sensor Smart Power Meter with Voltage Current Amperage, App Compatible Integrated with Smart Devices, for Remote Monitoring
Brand: YDuupxe
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- [Data Analysis & Management] Track appliance electricity usage over hours, days, and months, with over a year's data retention. enjoy one-click and automation for easy energy management.
- [Wide Compatibility] Operating with ac90-250vac voltage and 0.2-80a current, it suits various energy consumption scenarios for both single and three phase systems.
- [Measurement] With three 80a ct clamp sensors, this meter ensures accurate voltage, current, power factor, and active power monitoring.
- [Remote Monitoring] Connect to wi-fi for real-time device status monitoring via or smart life app, offering control at your fingertips.
- [Efficient Energy Monitoring] This 3 phase energy meter allows bi-directional energy tracking, including solar power generation and city grid consumption.
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#5 Popular Choice
Phase Sequence Meter, Magnetic Base AC Non- Professional Multipurpose Phase Meter, Live Line Check for Phase Sequence Detection
Brand: 1
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- Phase sequence detection, live line check, simple power check, live wire identification, phase loss judgment, wire break position search, DC line break point detection, line maintenance.
- Clamp-type non- inductive measurement, no need to open the wire, no need to touch the high-voltage exposed wire, directly sandwich the three super-inductive high-insulation clamps to the insulation skin of the three-phase live wire to detect
- Non- inspection for safe and fast productivity.
- The dynamic sound and light indicates the positive or negative phase of the phase sequence of the three-phase power supply, which is clear at a glance.
- The bottom plate of the instrument is equipped with 4 magnets, which can be attached to the metal casing of the equipment during testing, and the is convenient and convenient.
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#6 Top Pick
Shelly Pro 1PM | Wi-Fi, LAN & Bluetooth 1 Channel Smart Relay Switch with Power Metering | Home & Facility Automation | Compatible with Alexa & Google | iOS Android App | Remote Appliances Control
Brand: Shelly
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- Shelly Pro 1PM is a single-phase, 1-channel relay supporting up to 16A. With its built-in power meter, it accurately measures power consumption for lights or heavy appliances. Customize actions, scenarios, and schedules to suit your daily or business routines. Plus, enjoy scripting capabilities for tailored automation scenes based on external data or events.
- Control and monitor your appliances efficiently with Shelly. Predict monthly costs and manage spending effectively! Automate restaurant appliances and monitor energy usage remotely. Receive alerts if any appliance is left running outside of business hours, preventing unnecessary electricity waste. Set smart schedules to power off unused appliances overnight and resume before opening hours.
- Shelly Pro Series - Enhanced with temperature, overpower, and overvoltage load protection, Shelly Pro Series is designed to be installed inside the breaker box (DIN). Allowing full smart automation with no additional cables or wiring, Shelly Pro line is perfect for homes, offices, stores, businesses, and manufacturing facilities, as well as new buildings.
- Shelly Customer Service - Shelly is one of the fastest-growing IoT brands in the world with devices, providing solutions for the automation of private homes, buildings and businesses. We provide our customers with professional support and a 5 years device warranty.
- Shelly Smart Control App will help you control your Shelly devices remotely and will send notifications for all automated events in your home. You can easily configure devices and manage their settings individually, or you can create personalized scenes by combining Shelly devices to trigger certain actions in your home automation.
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#7 Top Pick
Shelly Pro 2 | Wi-Fi, LAN & Bluetooth 2 Channel Smart Relay | Home & Facility Automation | Compatible with Alexa & Google Home | iOS Android App | Lights Automation | Controller for Motorized Valve
Brand: Shelly
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- Shelly Pro 2 is a two-phase, 2-channel DIN rail relay with LAN, Wi-Fi, and Bluetooth connection, supporting up to 25 A for professional lights and appliance automation for residential or commercial use. It is equipped with potential-free outputs (dry contacts) offering high flexibility in voltage support and applications.
- Shelly Pro 2 allows you to control the lights on 2 phases and control them separately by setting custom schedules and smart timers. You can also use the device to control the motorized valves in your water distribution box and control heating, cooling, or any other motorized valve in your facility.
- Shelly Pro Series - Enhanced with temperature, overpower, and overvoltage load protection, Shelly Pro Series is designed to be installed inside the breaker box (DIN). Allowing full smart automation with no additional cables or wiring, Shelly Pro line is perfect for homes, offices, stores, businesses, and manufacturing facilities, as well as new buildings.
- Shelly Customer Service - Shelly is one of the fastest-growing Smart Home brands in the world with devices, providing solutions for the automation of private homes, buildings and businesses. We provide our customers with professional support and a 5 years device warranty.
- Shelly Smart Control App will help you control your Shelly devices remotely and will send notifications for all automated events in your home. You can easily configure devices and manage their settings individually, or you can create personalized scenes by combining Shelly devices to trigger certain actions in your home automation.
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#8 Top Pick
Inncen 100A 3 Phase WiFi Electricity Meter Unbalance Over Under Voltage Protector Circuit Breaker, LCD Display Recloser Switch
Brand: Inncen
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- ăLCD Digital MeterăThe smart energy meter adopts a central LCD display design, which can display data with high precision and clarity regardless of day or night, and the transparent top cover design makes it easy to observe the operation of electronic components.
- ăRemote ControlăThree-phase four-wire WiFi circuit breaker, not limited by time and distance, can control home devices through smart phones, opening a new era of intelligence.
- ăPhotovoltaic Bidirectional MeteringăThe energy meter with bidirectional metering function is used to measure the electric energy generated by the solar power generation system and the electric energy transmitted to the power grid, and can accurately measure the forward and reverse flow of electric energy.
- ăOvercurrent DelayăAllow the current to exceed the rated value temporarily to cope with load fluctuations or start the motor. Avoid frequent triggering of the circuit breaker due to instantaneous overcurrent, and improve the reliability and stability of the circuit.
- ăMultiple ProtectionăIntelligent protection, easy and reliable to use, supports overvoltage protection, undervoltage protection, overcurrent protection, current three-phase imbalance, voltage three-phase imbalance, phase loss protection, overcurrent delay protection, phase loss delay protection, etc.
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#9 Top Pick
Shelly Pro 4PM | Wi-Fi, LAN & Bluetooth 4 Channel Smart Relay with Power Metering | Home Automation | Compatible with Alexa & Google Home | iOS Android App| Remote Appliances Control and Monitoring
Brand: Shelly
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- Shelly Pro 4PM is a one-phase, 4-channel DIN rail relay with LAN, Wi-Fi, and Bluetooth connectivity, supporting up to 16A per channel with a total device capacity of 40A. Shelly Pro 4PM is equipped with four integrated precise power meters that allow you to control and monitor the consumption for each channel separately.
- Shelly Pro 4PM can make your halls, garages, and storage rooms energy efficient using the built-in scheduling and scripting functionalities. Connect Shelly Pro 4PM to your appliances and use Shelly 3EM's real-time information on how much energy has been generated from your solar panels and wind turbines and how much is it consumed from your other devices.
- Shelly Pro Series - Enhanced with temperature, overpower, and overvoltage load protection, Shelly Pro Series is designed to be installed inside the breaker box (DIN). Allowing full smart automation with no additional cables or wiring, Shelly Pro line is perfect for homes, offices, stores, businesses, and manufacturing facilities, as well as new buildings.
- Shelly Customer Service - Shelly is one of the fastest-growing Smart Home brands in the world with devices, providing solutions for the automation of private homes, buildings and businesses. We provide our customers with professional support and a 5 years device warranty.
- Shelly Smart Control App will help you control your Shelly devices remotely and will send notifications for all automated events in your home. You can easily configure devices and manage their settings individually, or you can create personalized scenes by combining Shelly devices to trigger certain actions in your home automation.
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#10 Top Pick
ABB CM-MPS.21S 3 Phase Monitoring Relay 2c/o, 0,0.1-30s, L1-L2-L3-N=3x180-280V AC (ABB1SVR730885R3300)
Brand: ABB
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- Safe and reliable monitoring of all important parameters in your three-phase network
- Easy Connect Technology widhstands highest vibrations
- Easy to adjust via front face potentiometer
- Over-/undervoltage monitoring
- Phase failure detection
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