18V MAX Output 4.0 Ah Battery (2-Pack)

Features

  • Provides up to 2X more power compared to a 1.5 Ah lithium-ion battery
  • Offers up to 3X more runtime compared to a 1.5 Ah lithium-ion battery
  • Incorporates advanced electronics and cooling technology for extended battery life
  • Compact design helps reduce user fatigue
  • Fuel gauge displays the power level

Specifications

Battery Amp Hours 4 Ah
Battery Power Type Lithium Ion
Charge Time (Min.) Black

This battery pack includes two 4.0 Ah lithium-ion batteries designed for use with 18V tools. These batteries provide enhanced runtime and power compared to smaller batteries.

Model Number: AC840040P

Ridgid 18V MAX Output 4.0 Ah Battery (2-Pack) Review

4.4 out of 5

Ridgid's 18V MAX Output 4.0 Ah Battery (2-Pack) has proven to be a reliable power source in my arsenal of tools. Designed to enhance the performance and runtime of 18V tools, these batteries boast several features that make them stand out. From their advanced electronics and cooling technology to their compact design and fuel gauge display, these batteries are built to meet the demands of both professional and DIY users.

Performance and Power

One of the most impressive aspects of these 4.0 Ah batteries is their ability to provide up to 2X more power compared to a 1.5 Ah lithium-ion battery. This increased power is evident when using high-draw tools like impact wrenches and saws. I noticed a significant difference in performance, especially when tackling more demanding tasks. The tools run smoother and maintain their power output consistently, even under heavy load.

Runtime

The promise of up to 3X more runtime compared to smaller batteries is not just marketing fluff. These batteries have significantly extended my work sessions. On a full charge, I can often get through a full day of work without needing a recharge, which is a game-changer for productivity. The extended runtime is particularly beneficial when working in remote locations where access to power outlets is limited.

Advanced Features

Ridgid has integrated some advanced features into these batteries, which contribute to their overall performance and longevity. The advanced electronics and cooling technology help prevent overheating, ensuring that the batteries maintain their performance over time. This feature is particularly useful in high-temperature environments or during prolonged use.

The built-in fuel gauge is another convenient feature. It provides a quick and easy way to check the remaining power level, allowing for better planning and minimizing downtime. I found this especially useful when working on larger projects, as it helps me avoid unexpected power loss.

Design and Ergonomics

The compact design of these batteries is a thoughtful touch. While they pack a lot of power, they do so without adding unnecessary bulk. This makes them easier to handle and reduces user fatigue, particularly during extended use. The balance between power and weight is well-executed, making these batteries suitable for a wide range of tools and applications.

Durability and Longevity

In terms of durability, these batteries have held up well under regular use. They seem to be built to withstand the rigors of a busy job site. However, it’s worth noting that while the batteries themselves are robust, the warranty leaves something to be desired. Unlike Ridgid's tools, which often come with a lifetime warranty, these batteries are only covered for three years. This discrepancy is a bit puzzling and somewhat disappointing, given the overall quality of the product.

Value for Money

From a value perspective, the 18V MAX Output 4.0 Ah Battery (2-Pack) offers a good deal, especially when purchased on sale. The initial cost might seem steep, but the performance and extended runtime make it a worthwhile investment. They breathe new life into older tools and are compatible with a wide range of existing Ridgid chargers and tools, making them a versatile addition to any tool collection.

Real-World Application

In practical applications, these batteries have proven their worth time and again. Whether I'm using them in an impact driver, a cordless router, or a brad nailer, they deliver consistent power and performance. They are particularly useful for high-torque tools, where the extra power and runtime make a noticeable difference.

Recommendations

I would highly recommend Ridgid's 18V MAX Output 4.0 Ah Battery (2-Pack) to anyone looking to enhance their tool performance and extend their work sessions. The balance of power, runtime, and advanced features make these batteries a valuable addition to any toolkit. They are particularly well-suited for professionals who demand reliable and long-lasting power sources for their tools.

The only caveat is the warranty. While the three-year coverage is decent, it's not as reassuring as a lifetime warranty. For a product that performs so well, it’s a shame that Ridgid doesn't offer the same lifetime coverage that they do for their tools. This is something potential buyers should keep in mind.

In conclusion, Ridgid's 18V MAX Output 4.0 Ah Battery (2-Pack) delivers on its promises of enhanced power and extended runtime. They are a solid investment for anyone who needs reliable and robust batteries for their 18V tools. Despite the shorter warranty, the overall performance and value these batteries offer make them a highly recommended choice for both professionals and serious DIY enthusiasts.


Project Ideas

Business

Mobile Tool Rental Service

Start a mobile tool rental service that provides contractors and DIY enthusiasts with high-power, cordless tools equipped with the 18V batteries. The service can deliver tools directly to job sites, offering convenience and flexibility.


Battery Reconditioning and Recycling

Create a business that specializes in reconditioning used 18V batteries and recycling old ones. Offer services to extend the life of batteries for customers and ensure proper disposal of non-reusable units, promoting sustainability.


Custom Battery Packs for Startups

Partner with hardware startups to provide them with custom battery packs based on the 18V batteries. Offer design and integration services to help them develop products that benefit from the high power and long runtime of these batteries.

Creative

Portable Outdoor Lighting

Create a series of outdoor lighting fixtures powered by the 18V batteries. These can be used for camping, outdoor events, or backyard gatherings. The enhanced runtime of the batteries ensures long-lasting illumination.


Battery-Powered Art Installations

Design interactive art installations that use the 18V batteries to power moving parts, lights, or sound elements. The compact design and high power output make it easy to create dynamic and engaging pieces.


DIY Cordless Tools

Develop custom cordless tools for specific DIY projects, such as a handheld sander or a mini-vacuum. The 18V batteries provide ample power and runtime for various tasks, making the tools highly efficient.