








Waitley 12V 9.0Ah Replacement Battery Compatible with Milwaukee Power Tools
Waitley is an independent brand, not affiliated with Milwaukee. Brand names are used solely to indicate compatibility.
On all orders over $49
Includes 12-mo + 6-mo web bonus
Hassle-free risk-free returns
All Major Cards, Apple Pay & More
The Waitley 12V 9Ah Li-ion replacement battery delivers stable, dependable power for compatible Milwaukee M12 cordless tools. Its high-capacity 9.0Ah design provides extended runtime for longer work sessions, while integrated electronic controls help manage charging and discharging for efficient and consistent performance. With no memory effect, the battery can be conveniently recharged as needed, making it a practical replacement for everyday projects and demanding applications.
Key Features
- Extended 9.0Ah Runtime: Provides longer runtime for extended work sessions, helping reduce the need for frequent recharging.
- Milwaukee M12 Compatible: Designed for compatible Milwaukee M12 cordless tools and original M12 chargers as a convenient replacement battery.
- Stable Power Output: Integrated electronic control helps regulate charging and discharging, supporting consistent power, efficient operation, and reliable battery performance.
- No Memory Effect: Allows flexible recharging without the capacity loss associated with traditional battery memory effects, making everyday use more convenient.
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18-Month Warranty: 12 months of standard coverage plus 6 additional months of exclusive website warranty protection.
Compatible Models:
Batteries: 48-59-2401, 48-59-1807, 48-59-1808, 48-59-1810, 48-59-1204.
Safety Reminder
For safe use, charge the battery in a dry, well-ventilated area and keep it away from heat, sparks, and flammable materials. Do not leave the battery unattended while charging. Use only with compatible tools and chargers, and stop using the battery if it becomes swollen, damaged, unusually hot, or leaks.
Pairs well with

Waitley 12V 9.0Ah Replacement Battery Compatible with Milwaukee Power Tools
Frequently Asked Questions
Q1: Will Waitley batteries work with my original tools and chargers?
A: Yes. All Waitley products are manufactured to match original OEM specifications and undergo strict quality testing to deliver reliable compatibility with your existing power tools and chargers.
Q2: What is the 18-Month Official Warranty policy?
A: Orders placed directly on our official website enjoy an exclusive 18-Month Official Warranty (12-Month standard + 6-Month web bonus). If you encounter any quality issues under normal use, we provide a hassle-free replacement.
Q3: How long does shipping take, and is it free?
A: We offer Free Express Shipping on all orders over $49. Orders are typically processed within 1–2 business days and delivered within 3–7 business days.
Q4: What is your policy for defective or non-working items?
A: Your satisfaction and safety are our top priorities. All Waitley products are backed by our 30-day quality protection. If your item arrives damaged, defective, or fails to work with compatible tools, contact support@waitley.net for prompt replacement or return assistance.
Q5: How can I contact customer support if I need help?
A: You can fill out the form right here or email our support team directly at support@waitley.net. We respond to all inquiries within 24 business hours.

