Best AC Power Meter in 2025
Updated on July 2025
#1
Recommended
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- Digital Multimeter measures voltage, current, power, energy, frequency, and power factor simultaneously, featuring a split current transformer for easier installation.
- Overload Alarm alerts users with flashing backlight and power indicators when preset limits are exceeded, allowing for custom power limit settings.
- Automatic Data Storage preserves the last test data even during abrupt power loss, preventing data loss.
- One-touch Control enables easy operation of backlight settings, energy reset, and power alarm limits with a single button press.
- LCD Display offers a large-screen view with 180° visibility, featuring a manually controlled blue backlight; requires external power for activation.
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- Digital Multimeter measures voltage, current, power, energy, frequency, and power factor simultaneously, featuring a split current transformer for easier installation.
- Overload Alarm alerts users with flashing backlight and power indicators when preset limits are exceeded, allowing for custom power limit settings.
- Automatic Data Storage preserves the last test data even during abrupt power loss, preventing data loss.
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#2
Value for Money
14% Off
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- Monitors multiple parameters including power, energy, voltage, current, frequency, power factor, cost, and cumulative usage time.
- Features a clear 2.36 x 1.85 inch LCD display with adjustable backlight for enhanced visibility under any lighting conditions.
- Customizable backlight settings with options ranging from 10 minutes to always on, adaptable to user preferences.
- Incorporates overload protection that alerts users to excessive load conditions, with an adjustable threshold for safety.
- Records power consumption data even after disconnection, allowing for review during future use or following power interruptions.
- Tracks and analyzes energy usage to help manage and reduce electricity bills effectively.
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- Monitors multiple parameters including power, energy, voltage, current, frequency, power factor, cost, and cumulative usage time.
- Features a clear 2.36 x 1.85 inch LCD display with adjustable backlight for enhanced visibility under any lighting conditions.
- Customizable backlight settings with options ranging from 10 minutes to always on, adaptable to user preferences.
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#3
9% Off
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- Monitors multiple electrical parameters: Measures power (W), energy consumption (kWh), voltage (V), frequency (Hz), current (A), power factor (PF), unit price ($/kWh), and total cost ($) with 8 display modes for comprehensive appliance tracking.
- Safety overload warning: Alerts users with a flashing display and the word 'OVERLOAD' if appliance power exceeds 1800W, prompting a safety check.
- Durable construction: Crafted from high-quality ABS material, providing longevity, fire resistance, and drop protection, suitable for all US standard appliances.
- Clear backlit display: Features a white backlight that enhances readability in all lighting conditions, with automatic shut-off after 10 minutes of inactivity.
- Simple reset process: Easily reset the device by pressing the 'M' button for 5 seconds, restoring all settings and clearing cumulative data.
- Data retention capability: Saves power consumption data even when unplugged, allowing users to view the last recorded data upon reconnection.
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- Monitors multiple electrical parameters: Measures power (W), energy consumption (kWh), voltage (V), frequency (Hz), current (A), power factor (PF), unit price ($/kWh), and total cost ($) with 8 display modes for comprehensive appliance tracking.
- Safety overload warning: Alerts users with a flashing display and the word 'OVERLOAD' if appliance power exceeds 1800W, prompting a safety check.
- Durable construction: Crafted from high-quality ABS material, providing longevity, fire resistance, and drop protection, suitable for all US standard appliances.
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#4
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- AC power meter with a sensitive coil for accurate real-time monitoring of key parameters: voltage (0-240VAC), current (0-50A AC), power (0-9000W), frequency (45-65HZ), power factor (0.00-1.00PF), and energy consumption (0-99999kWh)
- NEMA 5-15P to NEMA 5-20R sockets designed for outdoor use in RV parks or campsites, providing reliable power for lighting, audio equipment, and kitchen appliances
- Built-in short-circuit and overload protection ensures safety for aging electrical equipment, allowing for early detection of faults and excessive power issues
- Easy plug-and-play setup with a 12AWG cable for enhanced flexibility in positioning the power monitor
- Enables accurate monitoring of energy consumption for billing verification and efficiency analysis in domestic and commercial settings
- Internal memory retains data even during power outages, allowing for easy tracking and analysis of power consumption trends
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- AC power meter with a sensitive coil for accurate real-time monitoring of key parameters: voltage (0-240VAC), current (0-50A AC), power (0-9000W), frequency (45-65HZ), power factor (0.00-1.00PF), and energy consumption (0-99999kWh)
- NEMA 5-15P to NEMA 5-20R sockets designed for outdoor use in RV parks or campsites, providing reliable power for lighting, audio equipment, and kitchen appliances
- Built-in short-circuit and overload protection ensures safety for aging electrical equipment, allowing for early detection of faults and excessive power issues
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#5
13% Off
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- 6 Test Functions - The MICTUNING AC multimeter is mainly used to measure the voltage(80-260V), current(0-100A), power(0-22000W), energy(0-999kWh), frequency(45-65Hz), power factors(0-1PF)
- Excellent Visual Experience - The LCD HD display screen, combined with the backlight function, makes it easy to read the displayed data, giving you an excellent visual experience
- Safer Use - With the overload alarm function, when the actual value exceeds the preset value, the backlight will flash to make you know in time. You can set power limits as your need
- Firmer Installation - With the three-point snap design on both sides, high flexibility, make the installation firmer. The design of the screw wiring makes the wiring firmer
- Wide Application - Widely used in home appliances, inverter power supply, high and low distribution cabinet, photovoltaic system, etc
- Satisfaction Defender: Buy with confidence, We stand behind our products all the time, 30 days Money Back/Replacement, Worry-free 24-month Warranty, Within 4 Hours Friendly Response, Lifetime Customer Support.
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- 6 Test Functions - The MICTUNING AC multimeter is mainly used to measure the voltage(80-260V), current(0-100A), power(0-22000W), energy(0-999kWh), frequency(45-65Hz), power factors(0-1PF)
- Excellent Visual Experience - The LCD HD display screen, combined with the backlight function, makes it easy to read the displayed data, giving you an excellent visual experience
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#6
10% Off
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- Monitors power, energy, voltage, current, frequency, power factor, and cost, allowing users to switch between 8 display modes for real-time insights.
- Constructed from durable, heat-resistant high-quality PC material, compatible with standard US outlets.
- Includes overload protection with alerts, ensuring safety by activating warnings when power exceeds user-defined limits.
- Features a power consumption alarm that alerts users when energy usage reaches a preset threshold, enhancing energy management.
- Maintains data memory for power statistics, preserving information even when disconnected from power, ensuring continuity in tracking.
- Clear LCD display with adjustable backlight for easy reading, with options for manual and automated backlight timing.
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- Monitors power, energy, voltage, current, frequency, power factor, and cost, allowing users to switch between 8 display modes for real-time insights.
- Constructed from durable, heat-resistant high-quality PC material, compatible with standard US outlets.
- Includes overload protection with alerts, ensuring safety by activating warnings when power exceeds user-defined limits.
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#7
7% Off
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- Electric usage monitoring and cost calculation: Measures power (W), volts, amps, frequency, power factor, and cumulative energy (kWh); helps track and reduce electricity costs.
- Clear LCD display with backlight: Features a wide-angle, easy-to-read display suitable for dark environments, enhancing usability.
- Data retention during outages: Equipped with a rechargeable battery backup, it retains data for up to 90 days during power interruptions.
- Compact design with minimal outlet usage: Fits into a single outlet, allowing for additional outlet availability; constructed from fire-resistant materials.
- Overload indication for safety: Monitors a voltage range of 110-130 Vac and 200-240 Vac, with an overload indicator for loads up to 3680W, ensuring accurate measurements.
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- Electric usage monitoring and cost calculation: Measures power (W), volts, amps, frequency, power factor, and cumulative energy (kWh); helps track and reduce electricity costs.
- Clear LCD display with backlight: Features a wide-angle, easy-to-read display suitable for dark environments, enhancing usability.
- Data retention during outages: Equipped with a rechargeable battery backup, it retains data for up to 90 days during power interruptions.
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#8
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- Monitor the power consumption of two devices simultaneously with dual outlets.
- Retains electricity usage data during power outages, with manual reset option.
- Constructed from flame-retardant ABS material and features a heavy-duty extension cord for safety against overloads.
- Equipped with a high-precision sensor for accurate readings of power, voltage, current, frequency, kilowatt-hours, cumulative time, and power factor.
- Compatible with various household appliances such as TVs, refrigerators, and audio systems for easy monitoring.
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- Monitor the power consumption of two devices simultaneously with dual outlets.
- Retains electricity usage data during power outages, with manual reset option.
- Constructed from flame-retardant ABS material and features a heavy-duty extension cord for safety against overloads.
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#9
12% Off
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- Simultaneous monitoring of voltage, current, active energy, electric energy, frequency, and power factor with electric energy meter.
- Large 180° viewing angle LCD display with one-button control for backlight and energy reset.
- Overload alarm alerts user with flashing backlight and power supply when preset limits are exceeded.
- Data storage feature retains last test data during power interruptions, preventing data loss.
- Versatile applications for power monitoring in residential, commercial, and industrial settings.
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- Simultaneous monitoring of voltage, current, active energy, electric energy, frequency, and power factor with electric energy meter.
- Large 180° viewing angle LCD display with one-button control for backlight and energy reset.
- Overload alarm alerts user with flashing backlight and power supply when preset limits are exceeded.
- Data storage feature retains last test data during power interruptions, preventing data loss.
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#10
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- Voltage measurement range: AC 80-300V, current measuring range: 0-100A, active power range: 0-30000W, and energy consumption range: 0-9999999kWh.
- Clear LCD display provides accurate readings of voltage, current, active power, and energy consumption.
- Features a switch for easy access to electric energy measurements and includes a 15.5mm CT with a fast measurement speed of 2 times per second.
- Data retention: stores electric energy data during power loss and can be reset as needed.
- Installation warning: Ensure correct wiring for voltage and CT terminals to avoid damage; avoid pressing the screen during installation to prevent display issues.
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- Voltage measurement range: AC 80-300V, current measuring range: 0-100A, active power range: 0-30000W, and energy consumption range: 0-9999999kWh.
- Clear LCD display provides accurate readings of voltage, current, active power, and energy consumption.
- Features a switch for easy access to electric energy measurements and includes a 15.5mm CT with a fast measurement speed of 2 times per second.
- Data retention: stores electric energy data during power loss and can be reset as needed.
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