XS Power D3100 Group 31 12V AGM Car Audio Battery
Many in-stock orders ship within 1-2 business days, but timing varies by item. Custom, built-to-order, oversized, special-order and supplier-direct products may need extra processing time. Free shipping applies to qualifying orders over $99 in the contiguous US. Approved returns may be subject to a restocking fee.
Most products are covered by the manufacturer's warranty against defects. Damage from over-powering or improper installation isn't covered — we'll help coordinate any valid claim.
Tell us your vehicle, subwoofers and electrical setup and our team will help you match the right gear. Reach out before you buy.
The XS Power D3100 Group 31 12V AGM battery is a cornerstone of serious car-audio builds, pairing a massive Group 31 footprint with XS Power's proven AGM engineering for a combination of reserve capacity and peak current delivery that few competitors can match. Wall builds, dedicated competition rigs, and daily drivers with enormous amplifier loads all find the D3100 to be the natural choice when a Group 34 battery is simply not enough.
Group 31 Depth for Wall Builds and Competition Systems
What makes the D3100 stand out is the combination of very high cranking amperage and exceptional reserve minutes — you get a battery that starts the engine without hesitation and then keeps the music powered through extended high-demand sessions. As a sealed AGM it is spillproof and low-maintenance, making multi-battery configurations in trunk enclosures straightforward and safe. One of the most respected high output batteries in the Group 31 segment.
Specifications
| Type | Deep Cycle 12-Volt AGM Battery |
| BCI Group | Group 31 |
| Max Amps | 5,000 |
| Cold Cranking Amps | 1,376 |
| Reserve Capacity | 273 minutes |
| Terminal Hardware | M6 Terminal Hardware Incl. |
| Warranty | 3 Year Warranty |
| Charging Temp | 5°F: 120°F (-15°C to 50°C) |
| Weight | 78 lbs. |
Authorized XS Power dealer at JS Ultimate Sounds. Free shipping on orders $99+.
