18V Lithium-Ion 4 Ah Battery

Features

  • Compact size to reduce user fatigue
  • Fuel gauge to display power level
  • Increased runtime compared to the 1.5 Ah lithium-ion battery
  • Compatible with all RIDGID 18V batteries, tools, and chargers
  • Lifetime service agreement available with registration

Specifications

Product Height (In.) 4 in
Product Length (In.) 5 in
Product Width (In.) 3 in
Battery Amp Hours 4 Ah
Battery Power Type Lithium Ion
Color Family Black
Rechargeable Yes
Voltage (Volts) 18
Charge Time (Min.) 60

This battery provides extended runtime compared to smaller models and is designed to be compact and lightweight. It is compatible with all tools and chargers in the same voltage range.

Model Number: AC87004

Ridgid 18V Lithium-Ion 4 Ah Battery Review

4.9 out of 5

The 18V Lithium-Ion 4 Ah Battery from Ridgid has become an indispensable part of my toolkit. As someone who frequently juggles various DIY projects and professional tasks, I’ve found that having a reliable power source is crucial. This battery has not only met but exceeded my expectations in several key areas, making it a standout performer in its category.

Compact and Lightweight Design

One of the first things I noticed about this battery is its compact size and lightweight design. Weighing in at just a few pounds, it significantly reduces user fatigue during prolonged use. This is particularly beneficial when working with handheld tools like drills and drivers, where every ounce can make a difference. The battery’s dimensions—4 inches in height, 5 inches in length, and 3 inches in width—make it easy to handle and store. It fits snugly into all my Ridgid 18V tools without adding unnecessary bulk.

Impressive Runtime

The 4 Ah capacity of this battery offers a noticeable improvement in runtime compared to smaller models like the 1.5 Ah version. Whether I’m using a drill, driver, sander, or even a vacuum, the extended runtime allows me to work longer without frequent interruptions to swap out batteries. This increased efficiency is particularly helpful during intensive projects where maintaining momentum is key. For instance, I was able to complete a full crown molding and baseboard installation in a 10x10 room, and the battery still had power to spare.

Quick and Efficient Charging

Despite its larger capacity, the battery charges relatively quickly. With a charge time of approximately 60 minutes, I can have a fully charged battery ready to go in the time it takes to have a lunch break. This quick turnaround is essential for maintaining productivity, especially when tackling larger projects that require continuous power.

Versatility and Compatibility

One of the standout features of this battery is its compatibility with all Ridgid 18V tools and chargers. This universal compatibility simplifies my workflow, as I don’t have to worry about matching specific batteries to specific tools. Whether I’m using a drill, impact driver, or handheld blower, this battery seamlessly integrates with all of them. This versatility is a significant advantage, particularly for those who own multiple Ridgid tools.

Built-In Fuel Gauge

The built-in fuel gauge is another thoughtful feature that enhances the user experience. It provides a quick and easy way to check the battery’s power level, allowing me to plan my tasks more effectively. There’s nothing more frustrating than starting a project only to have the battery die unexpectedly. The fuel gauge eliminates this uncertainty, giving me confidence that I have enough power to complete my tasks.

Durability and Reliability

Durability is a critical factor for any tool, and this battery doesn’t disappoint. Over the past couple of years, I’ve used several of these batteries, and they’ve consistently delivered reliable performance. Only one out of four batteries has shown any decrease in performance, which is impressive given the demanding nature of my work. The batteries are designed to withstand the rigors of daily use, making them a dependable choice for both DIY enthusiasts and professionals.

Lifetime Service Agreement

One of the most compelling aspects of this battery is the lifetime service agreement available with registration. This warranty coverage provides peace of mind, knowing that any issues can be addressed without incurring additional costs. While I haven’t had to use the warranty yet, the assurance that it’s there is a significant benefit. It transforms potential problems into mere inconveniences, rather than expensive setbacks.

Performance Across Various Tools

I’ve tested this battery across a range of Ridgid tools, and its performance has been consistently impressive. In particular, it has excelled in high-demand applications like using a handheld blower and an air pump. For instance, I used the battery-powered pump to inflate tires on an old car stored without nearby outlets, and it performed flawlessly. This versatility and robust performance make it a valuable addition to any toolkit.

Minor Drawbacks

While the battery has many strengths, it’s not without minor drawbacks. A few users have noted that it’s heavier than expected, which can be a concern for those accustomed to lighter batteries. However, I found that the weight is a small trade-off for the extended runtime and overall performance. Additionally, some users miss the convenience of handling warranty claims through Home Depot, but this is a relatively minor inconvenience given the lifetime service agreement.

Conclusion

In conclusion, the Ridgid 18V Lithium-Ion 4 Ah Battery is a highly reliable and versatile power source that delivers excellent performance across a range of tools and applications. Its compact size, impressive runtime, quick charging, and universal compatibility make it a standout choice for both DIY enthusiasts and professionals. The built-in fuel gauge and lifetime service agreement further enhance its value, providing peace of mind and ensuring long-term reliability.

I highly recommend this battery to anyone looking for a dependable and efficient power source for their Ridgid 18V tools. Its combination of performance, durability, and warranty coverage makes it a smart investment that will undoubtedly enhance your productivity and overall experience.


Project Ideas

Business

Battery-Powered Tool Rental Service

Start a rental service for various cordless tools powered by the 18V battery. This would cater to DIY enthusiasts and small contractors who need tools for short-term projects without the commitment of purchasing them.


Mobile Workshop Setup

Offer a mobile workshop service equipped with cordless tools powered by the 18V battery. This service would bring the workshop to the client’s location, providing convenience and flexibility for various repair and construction tasks.


Battery Swap Stations

Establish battery swap stations where users can exchange their depleted 18V batteries for fully charged ones. This could be particularly useful at job sites or large DIY stores, ensuring continuous work without waiting for batteries to charge.


Cordless Tool Maintenance and Repair

Provide maintenance and repair services for cordless tools that use the 18V battery. Educate users on how to maximize battery life and tool performance, creating a niche market for specialized tool care.


Custom Battery-Powered Tool Kits

Create and sell custom tool kits that include various cordless tools powered by the 18V battery. These kits could be tailored to specific trades or DIY projects, offering customers a convenient, all-in-one solution.

Creative

Portable LED Work Light

Create a high-intensity LED work light powered by the 18V battery, perfect for nighttime or low-light projects. The compact size and long runtime of the battery will make it extremely practical for extended use.


DIY Cordless Vacuum Cleaner

Design a small, handheld vacuum cleaner that utilizes the 18V battery for cordless operation. This could be particularly useful for quick cleanups in workshops or homes.


Battery-Powered Mini Fan

Construct a compact, battery-powered fan for use in garages, workshops, or outdoor activities. The fan could be adjustable and have multiple speed settings, making it a versatile cooling solution.


Cordless Electric Paint Sprayer

Develop a portable paint sprayer that runs on the 18V battery, making it easy to handle and perfect for small to medium-sized painting projects. The extended runtime would allow for more uninterrupted work.


Rechargeable Outdoor Lantern

Build a durable, rechargeable lantern using the 18V battery. It could be ideal for camping, backyard gatherings, or emergency situations where reliable lighting is crucial.