20 Best Kill A Watt Meters of 2023 – Romance University

After hours researching and comparing all models on the market, Romance University finds out the Best Kill A Watt Meters of 2023. Check our ranking below.

2,914 Reviews Scanned

SaleRank No. #1

Upgraded Watt Power Meter Plug Home Electrical Usage Monitor Consumption, Energy Voltage Amps Kill Tester with Backlight, Overload Protection, 7 Modes Display

【Various Monitoring Parameters】: The power meter plug can monitor the power (W), energy (kWh), volts, amps, hertz, power factor, cost, minimum and maximum power (W), cumulative days and time of your appliances. By switching 7 display modes, you can easily know the various parameters while the appliance is working. The home energy monitor can also calculate and display how much power your appliance uses and how much electricity bill it cost in cumulative time.
【Upgraded LCD display】: With large screen size 2.36 inch x 1.85 inch, clearer monitor backlit, our electrical usage monitor can display the data clearer and more visible no matter day or night. 180°full wide viewing angles is great for reading and recording the data in any angles. No need to stand on the front of the display and bend over to read the numbers.
【Adjustable Backlight Time】: Our upgraded watt meter has 5 options of backlight time. The default backlight time duration is 10 minutes(bL-0). If you want to change the backlight time, you can press and hold "UP" and "DOWN" button at the same time to enter backlight time setting, then press "UP" and "DOWN" to select the backlight time (bL-0 =10 minutes, bL-1=1 hour, bL-2=4 hours, bL-3=8 hours, bL-4=always on), finally press the "COST" to save the backlight time settings.
【Overload protection】: When the power of the appliance exceeds the overload power, the LCD will display “OVERLOAD” to warn the user. All the buttons will quit working and can only be workable when you lower or remove the load power. The default overload power is 3680W and is adjustable from 0 to 3680W. In general, you need to set the overload power to 1800W before using. Just press the "function" button for more than 3 seconds to enter the setting.
【Data Memory Function】: The wattage meter will record your power consumption data when you remove it from socket, or remove appliances from the electricity monitor. You can directly see the last data when you use it next time. This function can also automatically save the data when there is a sudden power failure.

SaleRank No. #2

P3 P4400 Kill A Watt Electricity Usage Monitor

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
Large LCD display counts consumption by the kilowatt-hour

Rank No. #3

P3 International P4460 Kill A Watt EZ Electricity Usage Monitor , grey

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%
Calculates cost and forecasts by week, month and year

Rank No. #4

P3 P4460 Kill-A-Watt(Tm) Ez

Please see the above description.

Rank No. #5

P3 International P4400-VP Monitor, Electricity Usage, Kill-A-Watt, 8 Measures, 2.4" W x 1.7" D x 5.1" H

Forecast your costs
Displays volts, amps, watts and Hz
Operating voltage: 115VAC
Maximum current: 15A

SaleRank No. #6

P3 Power Meter Kill A Watt 125 V 5-1/8 " Hx2-3/8 " Wx1-5/8 " D

Rank No. #7

P3 International P4460 Kill A Watt Ez Energy Monitor

Shows the operating costs of your household appliances
Accurate to within 0.2%
Large LCD display
Calculates cost and forecasts by week, month and year
Built-in battery backup

Rank No. #8

YOUTHINK Electricity Usage Monitor Power Meter Plug Home Energy Watt Volt Amps Wattage KWH Consumption Analyzer with Digital LCD Display Overload Protection

Electricity usage monitor: monitor which appliance is the killer of the high cost of energy, help you save energy and your money
Blue backlit lcd display: the digital large backlit lcd display screen make it easy to read and record the data, especially in the darkness
Overload warning: when the whole power exceeds the rated power of monitor, lcd will display "overload" To warn the user
Various parameters: power(w), energy (kwh), voltage, amps, power factor, cost and minimum & maximum power, ideal for energy consumption monitor of home appliances
Tip & warranty: it can store the last data so you can read the screen after the power is off. We take full responsibility for product quality. If you're not satisfied with it or any reasons, we will refund you in time. Order without worries. Total Outlet: 1

Rank No. #9

Power Meter Plug, Electricity Usage Monitor Plug Power Amp Volt Watt Meter Energy Monitoring Device CO₂Emission Meter Digital LCD Display Backlight, 8 Modes, Overload Protection w/Extension Cord

POWER MONITOR METER This plug meter could be used to measure wattage, amperes and power factor of the home appliances; Check how much do you spend in your every day use devices like the iron, coffee maker or table light; Extra extension cord included
8 MODES & WIDELY USED This power monitoring meter could test CO₂ Emissions(CO₂/KG) Power(W), Energy (KWh), Voltage, Amps, Hertz, Power Factor and Minimum & Maximum Power, it shows 2-3 data each time; Press the FUNCTION button to switch
MEMORY FUNCTION After you unplug the power meter plug, it will hold numbers in memory; memory function of this power monitor could save 20 recent datas at most; Help you find which appliances are the killer of the high cost of energy
DIGITAL BACKLIT LCD DISPLAY Wide view angle, large LCD Display with backlight make the power consumption meter easy to read; Backlight design of this electricity usage monitor makes it very clear and visible even in the darkness
OVERLOAD PROTECTION Overload warning displayed on LCD, when the whole power exceeds the rated power 1650 watts; LCD will display "OVERLOAD" with booming noise to warn the user, and automatically disconnect the power

Rank No. #10

P3 P4400 Kill A Watt Electricity Usage Monitor (2-(Pack))

Large Lcd Counts Consumption By The Kilowatt Hour
Connects To Household Appliance & Assesses Its Efficiency
Calculates Electrical Expenses By The Day, Week, Month Or Year
Checks The Quality Of Power By Monitoring Voltage, Line Frequency & Power Factor
Dim: 5.13"h X 2.38"w X 1.63"d Electricity usage monitor connects to appliances and assesses efficiency Large LCD display counts consumption by the kilowatt-hour Calculates electricity expenses by the day, week, month, or year Displays volts, amps

Rank No. #11

P3 P4400 Kill A Watt[tm] Appliance Tester

Rank No. #12

P3 International P4460 Kill A Watt EZ Electricity Usage Monitor (Pack 2)

Calculates cost and forecasts by week, month, and year

SaleRank No. #13

SURAIELEC Watt Meter, Plug-in Socket Power Meter, Auto Cost Calculator, Backlit Large Display, Overload Protection, Kilowatt Wattage Voltage AMP Tester, Electricity Usage Electrical Energy Monitor

【 Monitoring Electric Usage and Know Cost Intuitively 】 Power consumption meter can measure power (W), volts, amps, frequency, power factor, maximum and minimum power (W), cumulative time and energy (kWh), and calculate cost automatically after price-setting; monitoring home energy usage and help you to save electricity cost
【 Large Clear LCD Display with Backlight 】 Electricity monitor kilowatt meter has a wide view angle and clear-digit display; easy to read and operate the electricity monitor in dark areas with the backlit clear LCD display
【 Long Time Data Hold Memory Function 】 Come with built-in rechargeable battery backup, the watt meter power analyzer can hold data up to 90 days when coming across a power outage or plugging out the meter from the outlet; all data includes the cost setting will go to zero once press the reset button
【 Potable and Takes up 1 Outlet Only 】 Compact size; power meter socket plug leaves the lower wall outlet available when plugging into the upper outlet; made of high-quality fire-resistant material; friendly after-sale customer service and 1-year limited warranty; Note: do not compatible with AC inverter and solar power inverter
【 3680W Overload Indication 】 This power monitor meter can measure 110-130 Vac & 200-240 Vac voltage (Note: Label on watt meter back only shows 110-130 Vac low volt range due to certification requirements); 0-16A AMP; 0-3680W wattage, and indicate overload when load up to 3680W; Class 1.0 accuracy standard with 0.1W, 0.1V, 0.001A and 0.001kWh resolution

Rank No. #14

Upgraded Watt Meter Power Meter Plug Home Energy Monitor Electricity Usage Monitor, Electrical Usage Monitor, Energy Voltage Amps Meter Tester with Backlight, Overload Protection, 8 Display Modes

【Multi-function power monitor】: Our electric usage monitor can monitor the power (W), electricity(kWh), voltage(V), frequency(Hz), current(A), power factor(PF), unit price($/kWh), total cost($) of your appliances. By switching 8 display modes, you can easily know the various parameters while the appliance is working. The “electricity” mode can calculate and display how much power your appliance uses. And the “total cost” mode will show how much electricity bill it cost in cumulative time.
【Overload protection】: When the loading power of the appliance is over the default overload threshold 1800W, the whole display with backlight and the word “OVERLOAD” will keep flashing to warn the users. Please turn off the appliance for safety concern.
【Premium Material】: The whole body of our energy meter is made of high-quality ABS material. It makes our home electricity usage monitor more durable, fireproof and anti-drop. The standard US socket and plug is suitable for all US standard appliances.
【Backlight Display】: With white backlight and black words, the LCD display of our home power monitor can display the data clearer and help you to read the data easier no matter day or night. The backlight will only lights up when the device is connected to AC power. If no button is pressed, the backlight turns off automatically after 10 minutes. You can also press the "UP" button to turn off the backlight manually, and press any button to turn on backlight again.
【Easy to reset】: No reset tool needed, our appliance power usage meter is easy to reset. You can press the “M” button for 5 seconds directly to reset the device. After reset, all cumulative data (electricity quantity, cost) will be cleared, and all settings will be restored to factory settings

Rank No. #15

Poniie PN2500 Professional NEMA 5-15 Wi-Fi Wireless Level 1 EV Charger Pass-Through Power Usage Monitor (60-240V, 25Amp)

EV CHARGER LEVEL 1 MONITOR: Ensure precise monitoring and safe using with our high power watt meter, redundant current pass through capacity design
PRECISION ACCURACY METER: Benefit from built-in high precision current sensor, PN2500 providing professional Class 1.0 accuracy with 0.001A resolution
ELECTRICITY TESTER: Gain comprehensive insights with a wide range of metrics including Watts/VA, kWh, Time, Amp, Start-up Amp, Volt, PF, Hz and Cost etc.
Wi-Fi APP CONTROL: Effortlessly monitor all parameters from your iOS or Android device, take advantage of convenient management or access full functionality without app
MONITORING WITHOUT GUESSWORK: Accurately track home charging and appliances usage. Calculate cost and forecast consumption by hour, day, week, month and year

Rank No. #16

HBN Watt Meter Plug with Backlight, Plug-in Socket Power Meter Electricity Usage Monitor Consumption Home Electrical Energy Monitor, Voltage Amps Wattage Electricity Usage Tester, 9 Display Modes

【Backlit LCD Display】: The watt meter is upgraded with a backlit LCD display and a 160° wide viewing angle, allowing clear, distinct reading and recording of data from any angle, day or night. (Note: To save electricity, the backlight will turn off after being on continuously for 15 seconds.)
【9 Types of Data Display】This energy meter plug can accurately monitor various electrical parameters, including power watts (W), power volt-amperes (VA), energy consumption (KWH), usage time (Hour), power frequency (Hz), power factor (PF), voltage volts (Volt), current amperes (Amp), and electricity cost (Cost). The interface is simple and clean, making it easy to read 9 types of data with just a button.
【Save Money and Energy】By switching among 9 display modes, you can easily understand various parameters while your device is operating. The home energy monitor can also calculate and display how much electricity your appliances have used and how much they have cost over time. Save on your electricity bills by monitoring and controlling energy use.
【Data Storage】Our plug-in electricity meter can store all non-real-time data, so there’s no need to worry about information loss in case of a sudden power outage. When data exceeds the maximum display range of the screen, the screen will flash as a reminder. After pressing and holding the reset button for 3 seconds, the cumulative data will be reset to zero.
【Safe to Use】Rated voltage 125VAC, 60Hz, 15A maximum 1875W resistor and tungsten wire, 1/2HP. Clean and tidy interface, very simple to use.

SaleRank No. #17

kuman KW47-US Electricity Usage Monitor Plug Power Watt Voltage Amps Meter with Digital LCD, Overload Protection and 7 Display Modes for Energy Saving, White

Electricity Usage Monitor:Meter Plug monitors the power,voltage,amperage, frequency,power factor,energy,cost,minimum and maximum power of an appliance.With 7 display modes,you can easily understand the various parameters of the appliance while it is working.This monitor is a killer appliance for high cost energy consuming appliances and helps you to reduce energy consumption and save money
Overload Protection:Once the whole power exceeds the rated power of monitor,LCD will display "OVERLOAD" with booming noise to remind the user, you need to set the overload power to 1800W before use
Data Memory Function:When you unplug the wattage meter from the socket or remove the appliance from the power monitor, the power meter will save your power consumption data.The next time you use it,you can directly see the last data.This function also saves the data automatically in the event of a sudden power failure
Digital LCD Display:The voltage meter large,clear LCD screen provides a clear view of the data day or night.Recorded data are clear and easy to read
Ideal Choice:Our watt meter power analyzer is perfect for monitoring the electricity usage of your home appliances,controlling your power consumption,and saving your money.Your best choice for power usage meter,kilowatt meter,amp meter,kwh meter,current meter and electricity meter

SaleRank No. #18

Poniie PN1500 Portable Micro Electricity Usage Monitor Electrical Power Consumption Watt Meter (110V, 1500W)

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
BUY WITH CONFIDENCE: 1-YEAR Warranty by Poniie; Full ABS fire retardant material housing; Note: do not compatible with solar power inverter

SaleRank No. #19

BALDR U.S. Electricity Usage Monitor for Home - Kilowatt Meter Sockets - Watt Meter that Plugs into Appliances to Measure Energy Usage - Home Energy Monitor with Easy to Read Display - Power Monitor

SAVE ON YOUR ENERGY BILL: Simply plug the power meter into your electric appliances to see how much electricity they are using. The monitor can measure various things like voltage, wattage, and CO2 usage in real-time. With this information, you can decide whether it's time to replace an old, inefficient appliance with a new, energy-efficient one. DUAL TARIFF model allows you setting two different electricity tariffs at different times, so to calculate your electricity costs more accurately.
FUNCTIONAL PROTECTION FROM POWER OVERLOADS: Our energy usage meter features overload protection which will notify you if a unit is drawing more electricity than a circuit can safely handle. Text reading "overload" will blink on the screen of our energy consumption meter to warn you that the appliance needs to be immediately unplugged in order to prevent overheating. Protect your valuable appliance with our energy monitor outlet!
EASY TO READ DISPLAY: Our electric meter has an extra large LCD screen with a clear digit display so that you can read the measurement from close or afar alike. Our digital wattage meter continues energy monitoring day and night so that you can make smart and informed decisions that can impact your energy usage.
BUILT-IN BATTERY BACKUP: Our energy meter comes with a built-in battery backup feature that will save your electricity usage readings, cost readings, and all settings during the event of a power outage. We include two (2) 3.6V batteries with our energy monitoring outlet so that this function is ready to use right out of the box.
EFFORTLESS TO RESET: The option to quickly, easily, and conveniently reset our energy usage monitor is available in the unlikely event that the buttons stop responding or the display appears abnormal. Just by pressing the small "reset" button located between the "energy" and "cost" buttons, you can reset our energy measurement device. It's that easy!

Rank No. #20

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

【Overload Protection】Overload 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 Monitor】With 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 Usage】This 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!
【Lifetime Warranty】 Fayleeko offers a 100% satisfaction guaranteed or your money back. If you have any question with the power meter, please feel free to contact us for details on how to set up and use the device.

Last update on 2023-08-10 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API

How Do You Buy The Best Kill A Watt Meters?

Do you get stressed out thinking about shopping for a great Kill A Watt Meters? Do doubts keep creeping into your mind? We understand, because we’ve already gone through the whole process of researching Kill A Watt Meters, which is why we have assembled a comprehensive list of the greatest Kill A Watt Meters available in the current market. We’ve also come up with a list of questions that you probably have yourself.

Romance University has done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for Kill A Watt Meters that you consider buying. Your questions might include the following:

Is it worth buying an Kill A Watt Meters?
What benefits are there with buying an Kill A Watt Meters?
What factors deserve consideration when shopping for an effective Kill A Watt Meters?
Why is it crucial to invest in any Kill A Watt Meters, much less the best one?
Which Kill A Watt Meters are good in the current market?
Where can you find information like this about Kill A Watt Meters?

We’re convinced that you likely have far more questions than just these regarding Kill A Watt Meters, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for Kill A Watt Meters, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible Kill A Watt Meters. Make sure that you are only using trustworthy and credible websites and sources.

Romance University provides an Kill A Watt Meters buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information. How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available Kill A Watt Meters currently available on the market.

This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

Brand Value: Every brand of Kill A Watt Meters has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
Features: What bells and whistles matter for an Kill A Watt Meters?
Specifications: How powerful they are can be measured.
Product Value: This simply is how much bang for the buck you get from your Kill A Watt Meters.
Customer Ratings: Number ratings grade Kill A Watt Meters objectively.
Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their Kill A Watt Meters.
Product Quality: You don’t always get what you pay for with an Kill A Watt Meters, sometimes less, and sometimes more.
Product Reliability: How sturdy and durable an Kill A Watt Meters is should be an indication of how long it will work out for you.

Romance University always remembers that maintaining Kill A Watt Meters information to stay current is a top priority, which is why we are constantly updating our websites. Learn more about us using online sources.

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20 Best Kill A Watt Meters of 2023 – Romance University

How Do You Buy The Best Kill A Watt Meters?

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