Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service levels, popularity trends, and more. The rankings reflect our opinion and should be a good starting point for shopping. By purchasing the products we rank, you’ll get the lowest price we found while we may receive a commission at no cost to you, which will help us continue to provide you with value.
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10 Best powerextra 21.6v v6 batteries of 2026
Explore top picks
Best Choice1
U.S. Battery9.8Exceptional
US Battery US2200 XC2, 6 Volt, 232 Amp Hours, GC2 Group Size, 4 Pack
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item weight:62 pounds
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asin:B0C7LWBVXL
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date first available:June 9, 2023
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best sellers rank: 367,134 in Automotive See Top 100 in Automotive 590 in Automotive Replacement Batteries
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manufacturer:BatteryJack inc.
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Value for Money2
OPTIMA9.6Exceptional
OPTIMA® Batteries High Performance 6V REDTOP® Sealed AGM Car, Truck and SUV Starting Battery, 800 CCA, SAE Terminal, Maintenance Free, Versatile Mounting, 6 Volt
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item weight: 18.5 pounds
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asin:B00099HVN6
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date first available:January 18, 2007
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best sellers rank: 260,798 in Automotive See Top 100 in Automotive 434 in Automotive Replacement Batteries
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manufacturer: Optima Batteries
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3
Grinsvalley9.5Excellent
Grinsvalley 4 Pcs 21v Batteries Replacement, 2400mah Lithium Battery for 18v 20v 21v Power Tools with a Charger Adapter Compatible with Mini Chainsaw, Leaf Blower, Weed Wacker, Power Washer
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4
Blissthrill9.4Excellent
Blissthrill 21V Lithium Battery Pack Cordless Power Tools – Replacement & Backup Battery Compatible Cordless Pressure Washer, 21 Volt Battery with Charger
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5
Mighty Max Battery9.2Excellent
Mighty Max Battery ML4-6 - 6 Volt 4.5 AH, F1 Terminal, Rechargeable SLA AGM Battery
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product dimensions:2.76 x 1.89 x 4.21 inches
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batteries:1 Nonstandard Battery batteries required.
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item weight:1 pounds
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special features:Rechargeable
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item model number:ML4-6
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6
S79.0Excellent
S7 21V Lithium Ion Battery - 4.0 Ah Rechargeable Battery with Led Indicator Compatible with Mini Electric Chain Saw 4 Inch/ 6 Inch, Leaf Blower
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7
KEPEAK8.9Very Good
KEPEAK 21V Lithium-ion Battery, High Capacity Replacement & Backup Battery with LED Power Indicator, Universal Compatible with Cordless Power Tools, Overcharge Protection, Long Runtime
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8
S78.7Very Good
S7 21V Lithium Ion Battery, 2.0AH Rechargeable Battery with LED Indicator Light Compatible with Mini Chainsaws and Leaf Blowers
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9
PKCELL8.6Very Good
PKCELL 6 Volt Lantern Battery, 6V 4R25 Flashlight Battery with Spring Terminals, Heavy Duty Square Batteries with Long-Lasting Power for Lantern, Emergency Light, Deer Game Feeder, Fencing, 4 Count
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10
Tenergy8.3Good
Tenergy NiMH Receiver RX Battery with Hitec Connectors 6V 2000mAh High Capacity Rechargeable Battery Pack for RC Airplanes/RC Aircrafts and More
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is discontinued by manufacturer:No
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product dimensions:2.83 x 2.83 x 0.59 inches
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item weight:4.8 ounces
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customer reviews:4.6 4.6 out of 5 stars 953 ratings 4.6 out of 5 stars
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asin:B001BCOWLY
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