Designed for demanding jobsite conditions and modern cordless tools, the Makita BL4040F 40Vmax XGT 4.0Ah High Power Battery delivers serious performance for users who rely on high-output power. This lithium-ion battery offers up to 35% more power than its predecessor (BL4040), and maintains that output even under continuous heavy loads thanks to tabless cell technology. Its compact size—34% smaller than the 5.0Ah version—makes it easier to handle without sacrificing power. Engineered with an advanced cooling system, this battery runs up to 32% cooler, maximizing battery life and reducing downtime on long workdays.
Makita’s XGT platform pushes boundaries in high-performance cordless tools. This battery is built with rigid rails, shock-absorbing liners, and a digital communication system that protects against overloading and overheating. Whether you’re cutting, grinding, or drilling, this 40V max power source supports high-current draw tools and reduces interruptions by reaching a full charge in just 45 minutes. A 4-LED indicator keeps you informed of battery status so you’re never caught off guard on site.
Makita 40Vmax XGT High Power 4.0Ah Li-Ion Battery Pack At a Glance
- Up to 35% More Power: Delivers higher output than the BL4040 for heavy-duty tools and applications
- 34% More Compact: Easier to carry and install compared to the 5.0Ah XGT version, saving space and weight
- Tabless Cell Technology: Allows greater power transfer and efficiency by avoiding current concentration
- Runs Up to 32% Cooler: Maintains stable performance during continuous heavy use, extending battery life
- Quick Charge in 45 Minutes: Minimize downtime with fast charging that keeps your crew moving
- 4 Bright LED Indicators: Instantly check charge status with easy-to-read lights
- Digital Monitoring System: Protects from overload, over-discharge, and overheating for longer tool life
- Impact-Resistant Housing: Built for jobsite durability with reinforced outer case and shock-absorbing liner
- Multi-Layer Contact Interface: Delivers steady power for high-drain applications
Markets
- Construction: Ideal for cordless power tools used on residential and commercial job sites where reliability is key
- Metalworking: Supports grinders, cutters, and saws with high-current draw in fabrication or field repair
- Forestry & Outdoor Work: Durable battery housing and fast recharge support long days in rugged environments
- Utilities and Infrastructure: Maintains steady power for equipment where on-site battery changes must be minimal
- City & Municipal Services: Helps technicians working in traffic, maintenance, or parks operate efficiently
- Trade Schools & Training Centers: Offers reliable performance for instructional use with fast recharge between sessions
- Industrial Manufacturing: Powers tools that require frequent high-load use in production or maintenance
For tradespeople working in construction, metalworking, utilities, or forestry, the Makita BL4040F high power battery offers the balance of power and portability you need to keep your tools running longer. The fast charge time, combined with sustained power under heavy load, means less waiting and more doing—especially critical when your crew’s productivity is on the line. Even city workers and technicians operating outdoors or in extreme temperatures will appreciate the cooler-running performance and high-impact housing that stands up to harsh environments.
Makita BL4040F 40Vmax XGT High Power 4.0Ah Li-Ion Battery Pack Features
- Delivers up to 35% more power*
- XGT High Power Battery is engineered to run up to 32% cooler and maintaining performance under continuous heavy load
- 34% more compact than a 40Vmax XGT 5.0Ah battery
- Reaches full charge in 45 minutes or less
- Features tabless cell technology for improved performance and higher power output
- Battery charge level with 4 bright green L.E.D. indicators allows the user to clearly see charge level
- XGT batteries feature an advanced design impact-resistant outer case and shock-absorbing inner-liner engineered to protect the battery in harsh jobsite environments
- The digital communication within XGT optimizes performance to provide up to 2X longer sustained power under heavy-load applications
- 40Vmax XGT tools and batteries are designed with a multi-layer contact interface for more constant power delivery to take on high-current demands
- The digital communication within 40Vmax XGT actively monitors and protects against overload, over-discharge and overheating
- 40Vmax XGT batteries feature rigid rails with impact-resistant construction to secure the battery to the tool during high-demand applications
- Enhanced cooling system is engineered to maximize battery life
- 3-year limited warranty
- *Compared to 40Vmax XGT battery BL4040
Makita BL4040F 40Vmax XGT High Power 4.0Ah Li-Ion Battery Pack Specifications
- System: 40V max XGT®
- Voltage: 40V
- Battery Capacity: 4.0Ah
- Battery Type: Lithium-Ion
- Charge Time: 45 minutes
- Dimensions (L x W x H): 5-1/4″ x 3-1/4″ x 2-13/16″
- Shipping Weight: 2.25 lbs
- Packaged Dimensions: 6.5″ x 6.5″ x 3″
- Warranty: 3-year limited
- UPC: 197050362698
Makita BL4040F 40Vmax XGT High Power 4.0Ah Li-Ion Battery Pack Includes
- (1) 40Vmax XGT® High Power 4.0Ah Li-Ion Battery (BL4040F)
Makita BL4040F 40Vmax XGT High Power 4.0Ah Li-Ion Battery Pack Warranty
- 3-year limited warranty
Why Professionals Choose the Makita 40V Max XGT High Power 4.0Ah Li-Ion Battery Pack
This 40V XGT lithium-ion High Power battery is a go-to power source for users who need long-lasting juice without constant swapping. Its tabless cell design is a game-changer for current flow and output efficiency. Whether you’re running cordless saws, hammer drills, or outdoor equipment, the BL4040F stays cool and holds firm through every cycle. This isn’t just a battery—it’s your power-on-demand solution for everything from building houses to maintaining city infrastructure.
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