10 BEST POWER METERS for sale in 2025 – compare between the best power meters on sale.

Rank Product Rating
1
kuman KW47-US Electricity Usage Monitor Plug Power Watt Voltage Amps Meter with Digital LCD, Overload Protection and 7 Display Modes for Energy Saving (NO-Backlight), white
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51 Reviews
Product Highlights
  • Electricity usage monitor: Monitor is the killer of the high-cost energy appliance, helping you lower power consumption and save money.
  • Digital LCD Display: Large clear LCD display for easy reading, the screen size is 47cm*60cm.
  • Various Parameters: Power(W), Energy (kWh), Voltage, Amps, Power Factor, Cost and Minimum & Maximum Power, ideal for energy consumption monitor.
  • Overload Protection: Once the whole power exceeds the rated power of monitor, LCD will display "OVERLOAD" with booming noise to remind the user

$19.99
2
Poniie PN1500 Portable Micro Electricity Usage Monitor Electrical Power Consumption Watt Meter Voltage Amp Tester (110V, 1500W))
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Product Highlights
  • EASY TO USE: Counts consumption by Kilowatt-hours, choosing from 5 independent keys to quick access different power parameters
  • REFINED ACCURACY: Built-in high precision current sensor. Ensures you the best accuracy-Class 1.0 with 0.01W, 0.1V and 0.01A resolution
  • BACK-LIGHT & MEMORY: Clear backlight and large digital numbers, with circuit memory for cumulative kilowatt-hours & elapsing time
  • PORTABLE KILOWATT METER: Compact size with start detection 0.20W, you can virtually monitor most standby or working power dissipation

$29.99 $23.99
3
Poniie PN2000 Plug-in Kilowatt Electricity Usage Monitor Electrical Power Consumption Watt Meter Tester w/ Extension Cord
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357 Reviews
Product Highlights
  • HIGH POWER WATT METER: Counts consumption by Kilowatt-hours, with high-power tolerance rated at Max.16A, compatible with 220v ac
  • REFINED ACCURACY: Built-in high precision current sensor. Ensures you the best accuracy-Class 1.0 with 0.01W, 0.01V and 0.001A resolution
  • BACK-LIGHT & MEMORY: With wide view angle, clear backlight large LCD Display and hold over circuit memory for cumulative kilowatt-hours
  • PROFESSIONAL KILOWATT METER: Start detection 0.20W, you can virtually monitor standby or working power dissipation of all your electronics

$36.99
4
bayite DC 6.5-100V 0-100A LCD Display Digital Current Voltage Power Energy Meter Multimeter Ammeter Voltmeter with 100A Current Shunt
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1,233 Reviews
Product Highlights
  • Test range: Voltage: DC 6.5~100V; Current: 0~100A; Power: 0~10kW; Energy: 0~9999kWh
  • Store energy data when power off(can be reset to 0). The blue backlight can be turned on/off manually
  • With overload alarm function(If active power is larger than threshold, backlight and power will flash)
  • 4 in 1 meter; Large-screen LCD (displays voltage, current, active power, energy at the same time)

$20.75 $17.99
5
P3 P4400 Kill A Watt Electricity Usage Monitor
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4,552 Reviews
Product Highlights
  • Choose from the Kill-a-Watt's four settings to monitor your electrical usage
  • Monitor your electrical usage by day, week, month, or year
  • Features easy-to-read screen
  • Electricity usage monitor connects to appliances and assesses efficiency

$39.95 $33.40
6
Upgraded Brighter LCD Display Night Vision Power Meter Plug, Power Consumption Monitor Energy Voltage Amps Electricity Usage Monitor, Overload Protection, 7 Display Modes for Energy Saving, Watt Meter
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65 Reviews
Product Highlights
  • Overload ProtectionOverload warning displayed on LCD, when the whole power exceeds the rated power 1650W of monitor, LCD will display "OVERLOAD" with booming noise to warn the user, and automatically disconnect the power.
  • Upgraded Digital LCD Display The power consumption monitor with a large clear backlit LCD display, full wide view clear visible, make it easy to read and record the data, especially in the darkness.
  • Electricity Usage MonitorWith the help of this Power Meter Monitor, You can make certain how much your standby appliances cost, what the power factor is, whether the appliances are really charged, and how long have your appliances been charged.
  • Wide UsageThis electricity usage monitor measures various parameters: power (W), energy (kWh), volts, amps, hertz, power factor and maximum power (W), time, days - kWh is vital as this is what your electricity bills are based on!

$18.99
7
P3 International P4460 Kill A Watt EZ Electricity Usage Monitor
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1,589 Reviews
Product Highlights
  • Calculates cost and forecasts by week, month, and year
  • Displays eight critical units of measure on the large LCD display
  • Built-in backup of accumulated information.
  • Accurate within 0.2%

$39.42
8
Baomain Single Phase DIN-rail Type Kilowatt Hour kwh Meter 220V 60Hz 20 (100) A
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No ratings yet
Product Highlights
  • 220V 60Hz Single Phase DIN-rail Kilowatt Hour kwh Meter
  • Rate Voltage:220V 60Hz Rate Current:20(100A)
  • Accuracy Class:Class 1 Starting Current:0.4%lb
  • AC voltage 2KV for 1 minute,impulse voltage 6KV

$27.39
9
BN-LINK LCD Plug in Power Energy Meter Voltage Amps Electricity Usage Monitor Digital LCD Display Wall Socket Outlet,Power Consumption Monitor, 7 Display Modes for Energy Saving, Watt Meter
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Product Highlights
  • ✓ LARGE LCD DISPLAY: Easily monitor the power consumption and costs of your electrical appliances
  • ✓ VARIOUS UNITS: Power (W), Power Factor, Current (A), Voltage (V), Instant Apparent Power (VA), Frequency (Hz), Current Power Draw (W), Cumulative kWh, Unit Cost/kWh, and Cost
  • ✓ MONITOR YOUR BILLS: Use the Cost per Kilowatt-Hour (kWh) function to monitor your electricity bills
  • ✓ BATTERY BACKUP: The built-in battery backup allows the meter to be moved and viewed without losing its reading

$15.99
10
AC Current Voltage Amperage Power Energy Panel Meter LCD Digital Display Ammeter Voltmeter Multimeter with Split Core Current Transformer CT AC 80-260V 100A (AC 100A Meter(Split Core Transformer))
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72 Reviews
Product Highlights
  • 1.Digital Multimeter:This power energy meter can measure and display voltage current active power energy frequency and power factor at the same time.with split current transformer,more convenient to install .
  • 2.Overload Alarm function:Backlight and power will flash simultaneously to give an alarm when exceeding the preset value.You can preset power limit by yourself.
  • 3.Automatic Data Storage Function:The last test data is stored automatically when the power supply abruptly lose. Don't worry about data loss due to sudden power outages.
  • 4.One-touch Control:The button can be used to control the backlight,reset energy, preset power alarm limit.

$19.99

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