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The Best check pc power usage of 2023 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best check pc power usage of 2023. Check our ranking below.

2,179 Reviews Scanned

Rank No. #1

Electricity Usage Monitor, Briidea Power Consumption Watt Voltage Amp Meter Tester with 2 Outlets Electricity Analyzer Monitoring Device for Energy Saving

NEW DESIGN: Our new electricity usage monitor with 2 outlets design can allow you monitor the power consumption of two electronic devices at the same time. Monitor each machine independently, without affecting each other
POWER OFF MEMORY FUNCTION: With standard memory function, the CT and EC-KWH of electrical power consumption can be retained in the event of a power failure. And you can clear them manually
SAFETY & OVERLOAD TIP: Full ABS flame retardant material housing, and equipped with 14AWG heavy duty extension cord, performances excellent heat resistance. When the rated power exceeds 1200W, a warning will remind you to cut off the power in time
ACCURATE MONITORING: Electricity analyzer monitoring device equippeds with a high-precision current sensor and high-resolution real-time monitoring. You can measure power(W), volts, amps, hertz, kilowatt-hours(EC), cumulative time(CT) and power factor accurately
WIDE APPLICATION & EASY TO USE: Watt voltage amps meter tester can connected to TV, refrigerator, water purifier, HIFI System and other household appliances. It can be monitored easily when the device is connected

Rank No. #2

Poniie PN2000 Plug-in Kilowatt Electricity Usage Monitor Electrical Power Consumption Watt Meter Tester w/Extension Cord

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
BUY WITH CONFIDENCE: 1-YEAR Warranty by Poniie; full ABS fire retardant material housing and comes with 14AWG heavy duty extension cord

SaleRank No. #3

Computer PC Power Supply Tester, ATX/ITX/IDE/HDD/SATA/BYI Connectors Power Supply Tester, 1.8'' LCD Screen (Aluminum Alloy Enclosure)

[8-in-1 ATX Power Supply Tester] -- Support test 20-pin ATX / 24-pin ATX / HDD (IDE) / Floppy 4-pin / PCI-e 6-pin / 4-pin / EPS 8-pin (NOTE: can not fit for PCI-e 8-pin) / SATA connectors
[Aluminum Alloy Enclosure] -- Light and Easy to Carry, High Strength, Nice Thermal Conductivity & Corrosion Resistance
[1.8'' LCD Screen] -- Outputted Voltages shows on the 1.8'' LCD Screen, Easy to Read ( The 1.8'' LCD Screen was Powered by 20-pin / 24-pin Connector ), Note: The Product Screen Has a Load of Scratches All Over It？Because The Screen is Easy to Scratch, We Put a Protective Film on It, If You Think It's Not Beautiful, You Can Tear It Off by Yourself
[Beep Alarm] -- When your power supply test value is beyond normal range, the Power Supply Tester would issue a buzzer alarm, Easy to Know
NOTE: The voltage of 20pin / 24pin connectors is displayed by the LCD Screen, as "+3.3V", "+12V1", "+5V", "-12V", "5VSB", "PG" (except "+12V2" on LCD Screen); The voltage of PCI-e 6P / 4P / EPS P8 connectors is displayed by the LCD Screen as "+12V2"

SaleRank No. #4

Poniie PN1500 Portable Micro Electricity Usage Monitor Electrical Power Consumption Watt Meter Voltage Amp Tester (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

Rank No. #5

PC Power Supply Diagnostic LCD Computer Testing Device Computer 20/24 4/6/8 Pin Supply Tester for SATA, IDE, HDD, ATX, ITX, Byi Plug

It has the characteristics of intuitive and accurate voltage (+/-0.01V) LCD display, automatic error alarm, complete test interface, compact and beautiful appearance and multiple test functions, which is a fast detection of PC power supply. It's your most reliable helper.
The power tester can easily and intuitively detect whether the output of each circuit of the power supply is normal by connecting the ATX connector of the power supply.
Power Star Power Tester is a powerful power tester that can detect ATX, BTX, ITX, TFX computer power supply and can display the voltage and PG value of each group on LCD to quickly detect the computer power supply and facilitate the instrument.
Any voltage or PG problem alerts and displays the voltage value, which solves the problem that a group of first generation low voltage testers cannot be tested! It is very convenient and is a rare recognition tool for power sales personnel and companies!
Features: LCD displays output voltage, PG and other parameters. If the parameters exceed the normal value, the buzzer gives a warning signal and the corresponding value flashes.

Rank No. #6

2 Pack Upgraded Watt Meter Power Meter Plug Home Electricity Usage Monitor, Electrical Usage Monitor Consumption, Energy Voltage Amps Kill Meter Tester with Backlight, 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.

Rank No. #7

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. #8

Comidox 1Pcs 20/24 Pin LCD Computer PC Power Supply Tester for ATX BTX ITX TFX SATA with Buzzer Automatic Alarm

The LCD power tester is a powerful power test device. This power tester only needs to be connected to the ATX connector of the power supply to easily and intuitively know whether the output of each power supply is normal. It can detect ATX, BTX, ITX, TFX computer power supply, and can display various voltage and PG values in liquid crystal to quickly detect the performance of computer power supply.
The LCD displays various parameters such as output voltage and PG. When each parameter exceeds the normal value, the buzzer will sound a warning and the corresponding value will flash.
It can measure the voltage of each group of power supply 3.3V/+5V/+12V/-12V/SB+5V/PG, and also measure the output wire P4/P6/P8/SATA/IDE, external DIE/SATA/P6/P8 is the light Displayed, there is no LCD voltage. Only the 24pin or 20pin will have the LCD voltage.
It has LCD intuitive and accurate display voltage (+/-0.01V), automatic fault alarm, complete test interface, small and beautiful appearance, and many test functions. It is the best choice for quickly detecting PC power.
Support 20Pin, 24Pin ATX interface / SATA interface / 4Pin, 8Pin interface / PCI-E graphics card 6Pin interface / floppy drive interface / ATE hard disk interface.

Rank No. #9

Kingwin PC Computer Power Supply Tester, Digital LCD Screen, ATX/ITX/IDE/HDD/SATA/BYI (KPST-01)

Robust voltage tester for PC power supply
Easy to read digital LCD display
Test ATX Power supply with ease
Made out of aluminum casing
Accurate Voltage Indicator +/- 0. 1V (+12V1 / +5V / +3. 3V / 5VSB / +12V2 / -12V)

Rank No. #10

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

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 47cmx60cm.
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
Built-in Battery:With 3.6V rechargeable battery(NI-MH), It can store electricity. which allows meter to be moved and viewed without losing readings.

Rank No. #11

Digital Power Monitor Meter Usage Energy Watt Amp Volt KWh Electricity

Effortlessly Track Power Consumption and Understand Costs: The power consumption meter is equipped to measure various parameters such as power (W), volts, amps, frequency, power factor, maximum and minimum power (W), cumulative time and energy (kWh). Additionally, it automatically calculates costs based on user-set prices. This device facilitates the monitoring of home energy usage, providing valuable insights to help you effectively manage and reduce electricity costs.
Digital LCD Display with Generous Dimensions: The device features a large and clear LCD display, ensuring easy readability. The screen boasts a size of 47cmx60cm, enhancing visibility and user convenience.
Overload Protection Alert: In the event that the overall power surpasses the monitor's rated capacity, the LCD screen will promptly display an "OVERLOAD" warning accompanied by an audible alarm to alert the user.
Integrated Rechargeable Battery: The device is equipped with a 3.6V rechargeable battery (NI-MH), enabling it to store electricity. This feature allows the meter to be easily relocated and viewed without the risk of losing readings. Low power consumption.
Memory Function: The electricity usage monitor is equipped with an integrated high-precision chip, enabling automatic data preservation in the event of a power failure. Data is stored permanently, and a single-key reset option is available to efficiently delete all stored information.

SaleRank No. #12

Pomya Power Supply Tester Checker for Computer 20/24 Pin HDD SATA Floppy for Any Computer Technician

It checks to the voltage on all wires to ensure that the power supply is functioning properly.
An essential tool for any computer technician.
Allow you to quickly diagnose or rule out problems with the power supply, which should the the first thing you check when diagnosing computer problems.
Easy to use, just plug in connectors and green LEDs illuminate to show which pins are getting power.
There is a detailed operation on the product.

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

20/24 4/6/8 Pin Computer PC Power Supply Tester with LCD Display and Buzzer for ATX, ITX, BTX, PCI E, SATA, HDD

AUTOMATICALLY ALARM: When your power supply test value is beyond normal range, the Power Supply Tester would issue a buzzer alarm, Easy to Know.
WITH LED DISPLAY: We have developed a portable computer power tester for the power supply market that can judge the quality of the power supply. It has LCD display intuitive and accurate display voltage (+/ 0.01V), automatic fault alarm, complete test interface, small and beautiful appearance, and more test functions. It is your best choice and reliable helper to quickly detect PC power.
EASY TO USE: This power tester only needs to be connected to the power supply ATX connector to easily and intuitively know whether the output of each power supply is normal. It can detect ATX, BTX, ITX, TFX computer power supply, and can display various voltage and PG values in LCD screen to quickly detect the performance of computer power supply.
PRACTICAL & CONVENIENCE: Small and practical power tester. Now the number of power output groups is increasing. As long as one of them has problem, the hardware of the computer system may work abnormally or even burn out. To measure whether the output voltage output of the power supply is stable, the player usually uses a multimeter. But for the average user is still a little troublesome.
NOTE: It can also measure the output wire P4/P6/P8/SATA/IDE, and the external DIE/SATA/P6/P8 is the light display, there is no LCD voltage. There is LCD voltage display only when connecting to the 24pin or 20pin.

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

Computer PC Power Supply Tester with LCD Display, ATX Power Supply Computer Host Inspection Maintenance Tester Tool, PC Power Supply Tester Detect ATX,BTX,ITX,TFX Computer Power Supplies

LCD Liquid Crystal Display -- The output voltage is clear at a . If there is any defect, the buzzer will automatically alarm. It can also measure the output wire P4/P6/P8/SATA/IDE, and the external DIE/SATA/P6/P8 is the light display, there is no LCD voltage.
There is LCD voltage display only when connecting to the 24pin or 20pin. Small and practical power tester. Now the number of power output groups is increasing. As long as one of them has problem, the hardware of the computer system may work abnormally or even burn out.
It can also measure the output wire P4/P6/P8/SATA/IDE, and the external DIE/SATA/P6/P8 is the light display, there is no LCD voltage. There is LCD voltage display only when connecting to the 24pin or 20pin.
This power tester only needs to be connected to the power supply ATX connector to easily and intuitively know whether the output of each power supply is normal. Power Star Power Tester is a powerful power test device that can detect ATX, BTX, ITX, TFX computer power supplies, and can display various groups of voltage and PG values in the LCD screen, and quickly detect computer power supply to facilitate the instrument.
We have developed a portable computer power tester for the power supply market that cannot judge the quality of the power supply. It has LCD intuitive and accurate display voltage (+/-0.01V), automatic fault alarm, complete test interface, small and beau

Rank No. #17

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

Fayleeko

Rank No. #18

BN-LINK LCD Plug in Power Energy Meter Voltage Amps Electricity Usage Monitor Digital LCD Display Wall Socket Outlet,Power Consumption Monitor, 9 Display Modes for Energy Saving, Watt Meter

✓ SAVING MONEY&ENERGY: This power energy monitor will calculate the cost automatically by unit price-setting. Pressing the Cost button, you can read the electricity expenses by the hour, day, week, month, or year.
✓ UPGRADED LARGE LCD DISPLAY: Easily monitor the power consumption and costs of your electrical appliances.
✓ 9 DISPLAY MODES: 2 Power parameters(Watt/VA), Kilowatt and Elapsed Time(KWh/Hour), Power Frequency and Factor(Hz/PF), Volt, Amp, and Cost.
✓ DATA MEMORY: The built-in battery backup allows the meter to be moved and viewed without losing its reading. There is also a reset button for clearing all the cumulative data.
✓ SPECS: Rated Voltage 125VAC, 60Hz, Maximum 15A 1875W resistance and tungsten, 1 / 2HP. Instant Active Power Display Range (0.5W-1875W), Unit Cost Range (0.01-99.99).

Rank No. #19

TIDTALEO Power Cord Power On/Off Computer PSU Tester Motherboard Power PSU Power Starter Computer motherboards Power Supply Tester tinned Copper Cable 24p Power Button

Power-- the 24-pin atx/eps power cable allows you to easily turn on and off the atx power supply.
Power supply jumper bridge cable-- the red light-emitting diode can indicate the status of the power .
jumper bridge cable-- replace your old or broken motherboard power with a new one.
Power supply tester-- note: some server power supplies do not support no- load, so this connector is not suitable.
Computer -- the motherboard power is suitable for testing PC power supply or other related components.

SaleRank No. #20

WILAWELS Watt Meter, Power Meter, Auto Cost Calculator with Backlight, Kilowatt Wattage, Electricity Usage Monitor, Energy Consumption, Kill a Watt, 7 Modes Display, B01WM05

This power monitor has 7 adjustable modes to comprehensively monitor current, hertz, minimum/maximum power, accumulated energy usage, and electricity cost, providing you with reliable data at a precision of up to 1.0
Large LCD Screen: The home energy monitor comes with a large backlight LCD screen that facilitates easy reading of data even in the dark. Its 180° wide viewing angle allows for a user-friendly presentation of the data. Press any button to activate the screen, and the light effect lasts for 10 seconds
90-Day Data Memory Function: This power meter is equipped with a rechargeable backup battery, allowing for up to 90-day data retention even during an unexpected power outage or unplugging. Press the reset button to set the data to zero and recalculate as needed
Compact and Durable: This power consumption monitor is exceptional with its compact design, allowing for effortless use in various settings while providing practical solutions for monitoring electrical appliances. Its shell is made of PC flame-retardant engineering materials, ensuring additional safety
Compatible Plug: The watt meter is only compatible with the NEMA 5-15P plug and 5-15R socket. To use with other plugs, an adapter is required. Please note not to connect the power meter to a multi-plug outlet to measure multiple appliances at once to prevent short circuits

Last update on 2024-04-01 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API

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FAQ:

Q: How much electricity does your PC consume?

A: An average desktop computer uses between 60 and 300 watts. It is very difficult to know exactly how much computers use on average because there are so many different hardware configurations.

Q: How many Watts should my PC use?

A: Desktop computers can vary significantly, but a typical computer under average load uses around 65 to 250 watts. For a PC with a high-end video card, add another 150 to 300 watts while rendering graphics.

Q: How to calculate power usage?

A: How to Measure Power Usage Using a Power Meter Purchase a power meter online. Also called a watt meter or kilowatt meter, this device measures the actual power your… Plug the meter between the outlet and the appliance. Plug the power meter into the wall. Plug the appliance into the… Measure the kilowatt hours. Set your power meter to display kilowatt hours. As long as you keep the… See More….

Q: How many kWh does a computer use?

A: Generally the average is 120 watts per computer or 48,000 watts for all computers per hour. A typical day is 384,000 watts or 384 kilowatts.