XS Power SB75-925L 75F 12V SuperBank Ultracapacitor
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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.
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A complementary offering to the SB75-975L in a different mounting configuration, the XS Power SB75-925L 12V SuperBank brings 75 farads of ultracapacitor reserve to the widest possible range of installation scenarios. The flexible format prioritizes installer convenience, allowing the unit to be positioned wherever transient buffering is needed most without being constrained by a fixed battery group footprint. Marine audio builds, custom powersports installs, and creative trunk fabrications all benefit from having a genuine car audio capacitor bank that adapts to the space available.
The XS Power SB75-925L is best understood as a surgical tool in the car audio power arsenal. Rather than replacing batteries wholesale, it targets the specific weakness that batteries have under high-peak, short-duration load conditions and addresses it with high current capacitor technology built to handle rapid, repetitive discharge cycles without degradation. A lean, effective solution for enthusiasts at the beginning of their power upgrade journey.
Specifications
| Battery Type | Ultracapacitor |
| Volts | 15 |
| Included Hardware | M6 Hardware Included |
| Warranty | 1 Year — view warranty (PDF) |
| Instructions | Download instructions (PDF) |
| Farads | 75 |
| Max Power Rating | 600 Watts |
| Operating Temperature | -40F-149F |
| Watt Hours (Wh) | 4.08Wh |
| Length (Inches) | 6.5 |
| Width (Inches) | 6.93 |
| Height (Inches) | 4.92 |
| Weight (lbs) | 3 |
| Weight (kg) | 1.37 |
PROP 65 WARNING: This product can expose you to chemicals including lead and lead compounds, which are known to the State of California to cause cancer or birth defects or other reproductive harm. Wash hands after handling.
For more information, visit www.P65Warnings.ca.gov
