






🔋 Power up your life with the battery that never quits!
The Mighty Max ML5-12 is a 12V 5Ah sealed lead acid rechargeable battery featuring advanced AGM technology and a heavy-duty calcium-alloy grid. Designed for maintenance-free, leak-proof operation, it delivers consistent, reliable power across a broad temperature range. Compact and shock-resistant, it fits a wide variety of applications including electric vehicles, security systems, and portable tools, making it the go-to choice for professionals demanding dependable energy on the go.





| ASIN | B079ZCJYP3 |
| Amperage | 3.54 Amps |
| Antenna Location | electric vehicles , engine starters , garden tools, medical mobility, motorcycles , power sports , portable tools , toys , emergency lighting security |
| Battery Capacity | 5 |
| Battery Cell Composition | Sealed Lead Acid |
| Battery Cell Type | Sealed Lead Acid |
| Battery Weight | 3.5 Pounds |
| Best Sellers Rank | #7,156 in Health & Household ( See Top 100 in Health & Household ) #4 in 12V Batteries |
| Brand | Mighty Max Battery |
| Built-In Media | ML5-12 (1) |
| Compatible Phone Models | No Phone Models |
| Customer Reviews | 4.6 out of 5 stars 10,073 Reviews |
| Item Dimensions | 3.54 x 2.76 x 4.21 inches |
| Item Type Name | Rechargeable SLA Battery |
| Item Weight | 3 Pounds |
| Manufacturer | Mighty Max Battery |
| Model Name | ML5-12 - 12 VOLT 5 AH SLA BATTERY |
| Model Number | 41A0163 |
| Number of Batteries | 1 12V batteries required. (included) |
| Recommended Uses For Product | electric vehicles , engine starters , garden tools, medical mobility, motorcycles , power sports , portable tools , toys , emergency lighting security Recommended Uses For Product electric vehicles , engine starters , garden tools, medical mobility, motorcycles , power sports , portable tools , toys , emergency lighting security See more |
| Reusability | Rechargeable |
| UPC | 860000524971 |
| Unit Count | 1.0 Count |
| Voltage | 12 Volts |
| Warranty Description | Manufacturer’s warranty can be requested from customer service. Click here to make a request to customer service. |
K**N
Great Replacement Battery
I purchased the Mighty Max ML5-12 to replace the original battery in my equipment, and it fit perfectly right out of the box. Installation was quick and easy, and the battery came fully charged and ready to go. It holds a solid charge, delivers consistent power, and has been very reliable so far. I’ve used it in both warm and cooler conditions without any performance issues. The sealed AGM design is a big plus—no leaks, no maintenance, just dependable power. For the price, this battery is an excellent value compared to other brands. If you’re looking for a dependable 12V 5Ah replacement battery, this one does exactly what it’s supposed to do. I would definitely buy it again. ✔ Easy installation ✔ Strong, steady power ✔ Great value for the money Highly recommended.
B**R
Works as it should
Got this for a garden sprayer that we outfitted to use as a portable waterfed for window cleaning. Old battery wasn't holding a charge after six years of off and on use. Battery is exactly as described. It was easy to install. Works just like my old one when it was new. Definitely plan to order again whenever we need any more.
J**N
Excellent replacement for Crazy Cart Shift 2
I used this to replace the battery on a crazy cart shift 2. I cut the connector off the old battery and connected to this new one with solder. Worked instantly out of the box and fit perfectly.
C**Y
Just perfect and great price!
Great service and fast delivery! Fits my alarm system perfectly! Will be back next time!
B**A
Only lasted about 3 years and then side split open.
Used in Chamberlain garage door opener. Battery seemed to do everything it was supposed to and fit perfectly. It failed after just under 3 years. Side split open. Guess I couldn't expect more for the price.
J**W
Works in APC B-UPS 425
This battery arrived quickly in perfect condition. The description didn't specifically say it would fit in my APC Back-UPS 425, but it fit perfectly, was easy to install and as you can see in the photo got a green operating light when I turned the unit on. I just installed it today, but I will report back if any problems occur.
B**E
Good replacement
Quick and easy replacement for security system!
A**4
Good replacement battery
Worked great with my older ADT alarm system. Was the right size and connected without issue.
Trustpilot
2 weeks ago
1 month ago