Deka AUX12 Auxiliary Battery for Start-Stop Systems

Deka

$109.95
SKU:
DEKA-AUX12
Shipping:
Free Shipping
Type:
AGM
Group Size:
AUX12
Length:
5.5" - 5.9"
Width:
3.0" - 3.4"
Height:
5.0" - 5.4"
Polarity:
+ Left / - Right
Factory Activated:
Yes
Terminals:
Stop/Start
Group Size:
401
Weight:
9.5 lbs
Voltage:
12V
Capacity:
10Ah
Capacity Group:
5 - 10Ah
Capacity Group:
10 - 20Ah
In Stock
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Product Description

Built for the Demands of Start-Stop Systems

The Deka Intimidator AUX12 AGM Battery is purpose-built for modern vehicles equipped with start-stop technology, where reliability, rapid energy delivery, and endurance are non-negotiable. Engineered with cycling reinforcement and high-efficiency power transfer, this AGM auxiliary battery ensures consistent performance through thousands of engine starts. Delivering 180 cold cranking amps (CCA) and 10 amp hours (Ah) of dependable power, it maintains stable voltage to support today’s complex vehicle electronics — from advanced safety systems to infotainment. Proudly Made in the USA, this compact, direct-fit Group 401 / AUX12 battery is designed for perfect OEM replacement and long-lasting performance.

AUX12 Features:

  • Engineered for Start-Stop Systems – Provides stable, high-output power for vehicles with automatic start-stop technology.
  • Ready to Install – Charged and ready to go right out of the box for quick and easy installation.
  • 180 Cold Cranking Amps (CCA) – Ensures dependable starting power in all temperatures and conditions.
  • Advanced AGM Technology – 100% maintenance-free sealed design prevents leaks and corrosion for longer life.
  • POWER-PERFORM™ Grid Technology – Maximizes cranking power while reducing self-discharge for superior durability.
  • Enhanced Vibration Resistance – Reinforced internal structure extends battery life under demanding conditions.
  • Molded Terminal Design – Provides secure, high-conductivity connections for consistent electrical performance.
  • Perfect OEM Fit – Direct-fit replacement for Group 401 batteries, including PS-AUX12.
  • Positive Left / Negative Right Polarity – Matches OEM terminals for easy installation.
  • Proudly Made in the USA – Manufactured by East Penn for trusted performance and quality.

Proven Power and American Craftsmanship

The Deka Intimidator AUX12 stands apart as a true premium auxiliary battery — designed, tested, and built in the USA for superior start-stop performance. Unlike conventional designs, its AGM construction and POWER-PERFORM™ plates deliver rapid energy absorption, deep-cycle strength, and exceptional resistance to vibration, ensuring reliable starts even in harsh environments. Every component reflects Deka’s commitment to precision engineering and long-term reliability, making it the trusted choice for drivers who demand maximum uptime and uncompromising quality. When performance, safety, and endurance matter most, the Deka Intimidator AUX12 provides the confidence that your vehicle’s electrical system will never miss a beat.

Deka AUX12 Specs
 Voltage  12V
 Group Sizes  AUX12 / 401
 Capacity  10Ah
 Cold Cranking   Amps  180
 Lead Acid   Design  AGM
 Factory   Activated  Yes
 Polarity  + Left / - Right
 Length  5.9"
 Width  3.4"
 Height  5.1"
 Weight  9.5 lbs
 Warranty  1 Year

AUX12 Cross Reference:

Replacement for Group 401 batteries: AUX12, PS-AUX12, SLI401AGM-AUX, BCI Group 401.

Important: Always confirm your battery's dimensions, terminal configuration, and specifications before purchase to ensure proper fit.

Warranty Information

1 Year Warranty

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