UPLUS NEW TECHNOLOGY BATTERY 12V 14Ah Auxiliary Battery AUX14-UP Group 400 AGM 200 CCA Compact Sealed

The UPLUS AUX14-UP is a compact 12V 14Ah AGM auxiliary battery designed to deliver reliable backup and supplementary power for vehicles that need extra starting or accessory support.

The UPLUS AUX14-UP auxiliary battery offers a maintenance-free, sealed design that combines high cold-cranking ability with vibration resistance and long cycle life. Built with 99.99% pure primary lead and AGM technology, this Group 400-format unit is intended for use as a secondary source of power — ideal for vehicles with winches, audio systems, dual-battery setups, or as a standby starter boost when the main battery is strained.

How does this battery help when a vehicle has extra electrical load?

The AUX14-UP supplements your vehicle’s main battery by supplying additional current to accessories and starter circuits without compromising the primary battery. It reduces strain on the main battery during repeated starts or when high-draw devices are in use.

• 12V 14Ah capacity for accessory and auxiliary tasks.
• 200 CCA (Cold Cranking Amps) assists reliable starts in cold conditions.
• AGM, sealed construction prevents leaks and allows flexible mounting.
• Compact Group 400 size fits tight spaces and common auxiliary trays.

What makes this battery durable and safe in rough conditions?

UPLUS constructs the AUX14-UP using high-purity lead and absorbed glass mat technology, improving charge acceptance and minimizing gas release. The assembly is reinforced for vibration resistance and tested to withstand low-temperature starts down to -30°C.

• 99.99% pure primary lead for consistent performance and charging.
• AGM design reduces electrolyte movement and leak risk.
• Enhanced vibration tolerance for off-road and heavy-duty use.
• Strong low-temperature starting capability for cold climates.

How easy is the AUX14-UP to install and maintain?

The AUX14-UP is maintenance-free and ship-sealed, so there’s no topping up of fluids or regular servicing needed. Its small footprint (5.91" × 3.43" × 5.71") and modest weight (9.91 lbs) make it straightforward to mount in secondary battery compartments or custom trim panels.

• Maintenance-free AGM eliminates routine electrolyte checks.
• Polarity marked [+,-] for simple, correct connections.
• Compact dimensions fit common auxiliary battery trays and enclosures.
• Lightweight design eases handling and installation.

What warranty and support come with the battery?

UPLUS provides local after-sales support backed by a 36-month warranty and a 60-day refund window. This combination lets buyers verify fit and function and access assistance if any early issues arise.

• 36 months warranty for peace of mind and parts support.
• 60-day refund window for compatibility checks.
• Local support network for troubleshooting and RMA processing.

Who is this for: The UPLUS AUX14-UP suits drivers and installers who need a dependable secondary battery for accessory-heavy vehicles, dual-battery systems, emergency starter backup, or compact off-road builds. It’s a good option for RVers, overlanders, audio enthusiasts, and fleet vehicles that demand a sealed, maintenance-free auxiliary power source with solid cold-start performance.