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battery safety

5 Dead Giveaways a Ryobi Battery Is Counterfeit

A low price, poor packaging, printing errors, a peeling label, or missing batch details can signal a counterfeit Ryobi battery—but none proves it alone.

By Bettesworth Construction Team 4 min read
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Five warning signs can help you spot a potentially counterfeit Ryobi battery: a suspiciously cheap price or seller, poor packaging, printing errors, a peeling label, or missing manufacturer batch information. These clues warrant caution, but none proves a battery is fake on its own. If several appear—or the pack seems unsafe—stop using and charging it, then contact Ryobi or an authorized local seller.

How can I tell if my Ryobi battery is counterfeit?

Start with the seller and the battery’s packaging and markings. The FBI and Intellectual Property Rights Center list the following as general warning signs for counterfeit batteries; they are not a definitive authentication test.

1. The price or seller seems wrong

A price far below the usual market price is a reason to investigate, not proof of counterfeiting. Buy from a trusted, authorized retailer, and check that the seller named on an online listing is actually that retailer—not an unrelated third party. The FBI and Intellectual Property Rights Center battery warning identifies unusually low prices as a clue.

2. Packaging is poor or missing

The FBI flags batteries that are not properly packaged. Loose or damaged packaging, or packaging that looks unconvincing for the product, should prompt questions about where the battery came from. Packaging alone cannot establish whether it is genuine.

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#1 Best Overall
Sale
Cheerlark Upgrade 108000mWh High Capacity Replacement for Ryobi 18V Battery P108 P104 P105 P102 P103 P122 P109 Li-ION Compatible with Ryobi 18V ONE+ System Cordless Power Tools and Charger,2Pack
  • [Rechargeable Battery Details] 2-Pack 6.0Ah High Capacity Battery Replacement for RYOBI 18V ONE +Battieries:Lithium-ion; Voltage:18-Volt; Capacity:6000mAh/6.0Ah 108Wh;Compatible with Ryobi 18V ONE+ System Cordless Power Tools and Charger.
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3. The label has misspellings or printing errors

Check for misspelled words, inconsistent or blurred printing, and other obvious errors. Compare the markings with official product information for the correct model and market; labels can vary by region, so a different layout is not automatically evidence of a fake.

4. The label is peeling or poorly attached

A label that lifts, peels, or appears carelessly applied is another warning sign listed by the FBI. Treat it as a reason to verify the seller and ask the manufacturer—not as a standalone test.

Rank #2
Sale
Ultraxxis 2 Packs High Capacity Replacement for Ryobi 18v Battery P108 P104 P105 P102 P103 P122 P109 Li-ION Compatible with Ryobi 18V ONE+ System Cordless Power Tools and Charger
  • Battery Type: Li-Ion, Voltage: 18V, Capacity: 6.0Ah, Quantity: 2 Packs Replacement for Ryobi Batteries
  • Compatible with P102, P103, P104, P105, P107, P108, P109 Ryobi 18V system cordless tools.
  • LED Indicator: Visualization of residual power with the LED Indicator, remind you to get ready to charge before your battery is low and a full battery make sure your work is done without recharging. 
  • Built in premium Lithium battery,and over-charging, over-discharging, over-voltage, over-current, and over-heating protections, protect your battery from damage.
  • customer service team is on call 24 hours a day to address any issues you may have.

5. Manufacturer batch information is missing

The FBI advises avoiding batteries without official manufacturer batch numbers. If batch or other identification details are absent, unclear, or difficult to verify, ask Ryobi or an authorized retailer to check the pack.

What should Australian and New Zealand buyers check?

Ryobi Australia’s guidance adds market-specific checks: look for a clearly displayed Ryobi logo, buy from its named authorized retailer, Bunnings, and inspect the rating plate. Ryobi says the plate should list the product model, the RCM Australian/New Zealand compliance mark, a serial number, and Techtronic Industries Australia/New Zealand contact information. These are AU/NZ checks, not a universal checklist for batteries sold elsewhere. See Ryobi Australia’s counterfeit-battery guidance.

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Rank #3
Sale
Ryobi One+ 18v Lithium Ion 2.0ah Battery and Charger Kit, Extreme Weather Performance Fast Charging Under 1 hour
  • ONE BATTERY TO POWER THEM ALL. The ultimate versatility. Do more jobs and finish all the tasks with just one battery. Power up and work with all the 225 tools in the RYOBI 18V ONE+ System. From drilling, driving, cutting and fastening to lighting plumbing, cooling and rocking to trimming, edging, mowing and clearing. ONE+ is the system that delivers more. 100 percent compatible to all.
  • CORDLESS POWER. Maximize your capability without distractions of heavy and tangled wires. Delivers fade-free power for maximum performance that is comparable or even more powerful than your corded tools. Never be limited with power cords and extension cords. Complete your DIY project even without electric power souce.
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What Ryobi found in one counterfeit battery sample

In a comparison of a genuine 4Ah 18V battery with one non-genuine sample, Ryobi Australia reported a difference in overall mass. Its examination also found that half the cells in that sample appeared to be fake or dummy cells, along with poorly soldered monitoring and balancing connections. Ryobi said those observations raised performance and safety concerns.

This was a finding about one examined sample, not a prevalence statistic or a rule that all counterfeit packs have the same defects. Ryobi gives no universal weight cutoff, so weighing a battery cannot authenticate it. The internal findings are not a consumer inspection checklist: do not open or dismantle a battery to look at its cells.

Rank #4
Ultraxxis 2 Pack P103 3.0Ah 18V Battery Replacement for Ryobi 18V Battery Compatible with Ryobi 18V Tools – Extended Power and Reliability
  • Battery Type: Li-Ion, Voltage: 18V, Capacity: 3000mAh, Quantity: 2 Pack Replacement for Ryobi Batteries
  • Compatible with P102, P103, P104, P105, P107, P108, P109 Ryobi 18V system cordless tools.
  • LED Indicator: Visualization of residual power with the LED Indicator, remind you to get ready to charge before your battery is low and a full battery make sure your work is done without recharging. 
  • Built in premium Lithium battery,and over-charging, over-discharging, over-voltage, over-current, and over-heating protections, protect your battery from damage.
  • customer service team is on call 24 hours a day to address any issues you may have.
Independent reader supportYour contribution helps us test, update, and keep practical guides available for everyone.Support on Ko-Fi

Why a suspicious battery is a safety concern

Counterfeit batteries do not go through the same standardized testing as original equipment manufacturer batteries, according to the FBI and Intellectual Property Rights Center. They may perform poorly or cause overheating, fire or explosion, injury, property damage, device damage, or product failure. These are risks, not outcomes that happen with every counterfeit pack.

UL Research Institutes notes that counterfeit batteries may lack proper protections against overcharging and overheating, potentially leading to thermal runaway. Its explanation is available in UL Research Institutes’ overview of counterfeit batteries.

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Best Value
RYOBI ONE+ 18V Lithium-Ion 4.0 Ah Rechargeable Battery, ABS Plastic, Up to 3X Runtime vs 1.5Ah, LED Fuel Gauge, Black, PBP005
  • EXTENDED RUNTIME: Provides up to 3X more runtime compared to the standard 1.5Ah battery, ideal for longer projects without frequent recharges
  • HIGH-VISIBILITY LED FUEL GAUGE: Integrated gauge clearly shows remaining charge at a glance, helping you monitor power levels during use
  • COMPACT AND LIGHTWEIGHT DESIGN: Engineered for reduced weight and easy handling, minimizing fatigue while maintaining powerful performance
  • IMPACT-RESISTANT CONSTRUCTION: Robust build protects against drops and tough job site conditions, with fade-free power in extreme temperatures
  • BROAD COMPATIBILITY: Works with over 225 RYOBI ONE+ 18V tools and chargers; part of the expandable ONE+ system for versatile cordless power

What to do if you suspect a fake Ryobi battery

  1. Stop using and charging the pack. Do not keep testing it in a tool or charger while its authenticity or condition is in doubt.
  2. Keep the purchase details and packaging. Save the receipt, listing or order record, seller information, and packaging so the source can be checked.
  3. Contact Ryobi or an authorized local retailer. Ask them to assess the battery and explain available remedy options. Authorized retailers and support routes differ by country.

For the United States, Ryobi’s support page directs warranty battery replacement requests to customer service and says batteries not under warranty can be replaced at The Home Depot. Check Ryobi’s US customer-service information for the current route.

Choosing a genuine replacement

If the pack needs replacing, match the battery to the tool’s voltage and platform, then choose capacity based on the tool’s demands and the runtime you need. Ryobi Australia lists 18V ONE+ batteries from 2Ah to 12Ah; available models and features vary by market. Its standard and HP ONE+ lines have different features, so confirm compatibility and model details in Ryobi Australia’s battery and charger range. Buy through a local authorized seller and use that market’s support route for warranty questions.

Quick Recap

SaleBestseller No. 2
Ultraxxis 2 Packs High Capacity Replacement for Ryobi 18v Battery P108 P104 P105 P102 P103 P122 P109 Li-ION Compatible with Ryobi 18V ONE+ System Cordless Power Tools and Charger
Ultraxxis 2 Packs High Capacity Replacement for Ryobi 18v Battery P108 P104 P105 P102 P103 P122 P109 Li-ION Compatible with Ryobi 18V ONE+ System Cordless Power Tools and Charger
Compatible with P102, P103, P104, P105, P107, P108, P109 Ryobi 18V system cordless tools.; customer service team is on call 24 hours a day to address any issues you may have.
$40.99
SaleBestseller No. 3
Ryobi One+ 18v Lithium Ion 2.0ah Battery and Charger Kit, Extreme Weather Performance Fast Charging Under 1 hour
Ryobi One+ 18v Lithium Ion 2.0ah Battery and Charger Kit, Extreme Weather Performance Fast Charging Under 1 hour
Included components: Battery-Charger; Power source type: Battery Powered
$50.00
Bestseller No. 4
Ultraxxis 2 Pack P103 3.0Ah 18V Battery Replacement for Ryobi 18V Battery Compatible with Ryobi 18V Tools – Extended Power and Reliability
Ultraxxis 2 Pack P103 3.0Ah 18V Battery Replacement for Ryobi 18V Battery Compatible with Ryobi 18V Tools – Extended Power and Reliability
Compatible with P102, P103, P104, P105, P107, P108, P109 Ryobi 18V system cordless tools.; customer service team is on call 24 hours a day to address any issues you may have.
$29.99

Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply.

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