40V Max High-Output 4.0Ah Tabless Lithium-Ion Power Tool Battery Pack
40V Max High-Output 4.0Ah Tabless Lithium-Ion Power Tool Battery Pack
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40V Max High-Output 4.0Ah Tabless Lithium-Ion Power Tool Battery Pack
The 40V Max High-Output 4.0Ah Tabless Lithium-Ion Battery Pack is engineered with advanced high-performance cell technology to deliver significantly increased power output, cooler operating temperatures, and extended runtime for demanding commercial-grade cordless tools. Utilizing advanced cylindrical tabless cell architecture, this battery permits higher electrical current flow with lower internal resistance, allowing heavy-duty tools to perform at peak capacity under extreme loads without thermal throttling.
Built to withstand the toughest jobsite conditions, the battery features a rugged impact-resistant outer casing, shock-absorbing internal cell barriers, and enhanced moisture-resistant sealing. Intelligent digital communication chips coordinate continuously with compatible tools and rapid chargers to optimize energy delivery, prevent overheating, and achieve a full charge in 45 minutes or less.
Key Features & Benefits:
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Tabless Cell Technology: Advanced high-output cell design significantly increases power delivery while reducing internal heat generation.
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Cooler Operating Performance: Engineered to run substantially cooler during high-amperage applications, protecting cell health and maximizing service life.
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Enhanced Power Output: Delivers significantly higher sustained discharge current to power high-demand rotary hammers, saws, and outdoor equipment.
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Smart Digital Communication: Microprocessor-based data exchange between battery, tool, and charger optimizes performance and protects against overloads.
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Rapid Charging Capability: Reaches a 100% full charge in 45 minutes or less when paired with an active-cooling rapid charging unit.
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Rugged Jobsite Durability: Heavy-duty weather-resistant housing and impact-absorbing internal liners protect internal components from harsh jobsite drops and debris.
Technical Specifications:
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Voltage Platform: 40V Max High-Capacity Lithium-Ion
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Battery Capacity: 4.0Ah (Amp Hours)
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Cell Architecture: Cylindrical Tabless High-Output Cells
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Recharge Time: Approximately 45 minutes (with rapid charger)
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Durability Rating: Heavy-duty impact and moisture-resistant construction
What’s Included?
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(1) 40V Max High-Output 4.0Ah Tabless Lithium-Ion Battery Pack

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Best Upgrade to My Toolbox
I replaced my old drill with this one and the difference is night and day. More torque, longer battery life and much better quality than I expected
Charlotte B.
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Exceptional Quality
The quality is excellent and it was ready to use right out of the box. I finished the whole project in a single afternoon
Oliver H.
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Built Like a Tank
Looks exactly like the photos and feels heavy-duty. I use it every day on the job site and it hasn't missed a beat.
Amelia C.
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Worth Every Penny
Solid build, plenty of power, and it feels great in the hand. It performs like tools that cost twice as much
George M.
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My Crew Wants One Too
Everyone on my crew keeps asking where I bought it. Three of them have already ordered their own
Harry L.
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Fast Delivery, Easy to Use
Arrived quickly, well packed and ready to go. Super easy to use, even for a weekend DIYer like me
Emily S.
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A Huge Difference
Jobs that used to take me all day now take a couple of hours. Great power and the battery lasts all day
Jack T
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Holds Up to Tough Conditions
I've used it in the rain, the dust and the cold and it still works like new. Exactly what I needed for outdoor jobs
William F.