When your vehicle’s systems demand dependable backup, the MM-AUX12 delivers. This AGM battery is engineered for real-world performance in real-world conditions. With 200 Cold Cranking Amps and a 20-minute Reserve Capacity, it holds its own in cold starts and keeps critical systems running when the main battery is resting.
The sealed AGM design keeps it maintenance-free and spill-proof. It’s built to resist vibration and recover from deep discharges without skipping a beat. The MM-AUX12 is all about durability, consistency, and zero-nonsense power.
Whether you’re replacing a dead battery or upgrading to something that won’t quit, the MM-AUX12 is ready to go to work. No mess. No maintenance. No downtime.
This is power with purpose, and it’s ready when you are. Are you powered to the max?
Detailed Specifications:
Voltage: 12 Volt
Amperage: 12 AH
Chemistry: SLA, AGM
Battery Size: 5.93 in x 3.50 in x 5.75 in
Weight: 10.50 Lbs
Warranty: 3 Years
![MM-H4L Start and Stop Car BCI Group Size 140 Positive Terminal on Left Side [+ -] 12V 50 AH, 80RC, 570 CCA Rechargeable AGM Car Battery](https://www.mightymaxbattery.com/wp-content/uploads/2026/01/4155827_0_0-200x200.jpg "MM-H4L Start and Stop Car BCI Group Size 140 Positive Terminal on Left Side [+ -] 12V 50 AH, 80RC, 570 CCA Rechargeable AGM Car Battery")
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