Skip to product information
1 of 1

THUMPER

THUMPER REDBACK EXTREME 120AH AGM BATTERY

THUMPER REDBACK EXTREME 120AH AGM BATTERY

SKU:DC12-120

Regular price $379.00
Regular price Sale price $379.00
Sale Sold out
Taxes included. Shipping calculated at checkout.
Quantity

🔋 Redback Extreme AGM Battery 120AH – Heavy Duty Deep Cycle Power

If you're in the market for serious deep-cycle performance, rugged reliability, and extreme durability, look no further than the Redback Extreme AGM 120AH Battery.

Engineered for high-load discharge, rapid recharge, and harsh Australian conditions, this premium AGM battery delivers exceptional performance in caravans, motorhomes, camper trailers, 4WDs, marine setups, and under-bonnet installations.


🚀 Why Choose Redback Extreme?

Heavy-duty deep cycle performance
Built for off-road vibration & harsh terrain
Rapid recharge technology
Under-bonnet safe design
Exceptional durability & service life
Fully sealed, maintenance-free construction
2-Year Manufacturer Warranty


Performance

🔋 120AH true deep cycle capacity

⚙️ High current discharge for heavy draw appliances

🚗 Under bonnet compatible – heat & vibration resistant

🔄 Rapid recharge – full recharge in 2–3 hours

🛠 Heavy bonded plate construction for extreme durability

🛡 Maintenance free & leak proof design


🌟 Perfect For

🚐 Caravans & Motorhomes

Camper Trailers & Touring Setups

🛻 4WD Dual Battery Systems

🛥 Marine Applications

🔋 Under Bonnet Installations

High Load Appliance Use – Inverters, Fridges & Compressors


🏗 Heavy-Duty AGM Construction

The Redback Extreme takes AGM battery technology to the next level:

Extra-thick internal lead plates for extended deep cycling
Bonded element plate design for vibration resistance
Low internal resistance for faster charging
Sealed ABS housing for safe multi-position mounting
Exceptional thermal stability for engine bay installations

This battery is purpose-built for rough terrain, heavy electrical loads, and demanding touring conditions.


🔄 Fast Recharge Technology

Thanks to its low internal resistance, the Redback Extreme delivers:

Up to 5x faster recharge than wet cell batteries
Full recharge in just 2–3 hours from vehicle alternator
Excellent performance in cyclic and standby applications


🚗 Jump Start Capability

Although primarily designed as a deep cycle battery, the Redback Extreme also offers excellent cranking capability:

Can start diesel engines up to 10L
High Cold Amps output
Ideal secondary battery solution

⚠️ Note: Designed as a secondary deep cycle battery, not as a primary starting battery.


🛡 Safety & Reliability

Completely sealed – leak proof
Can be mounted on any side
Safe for sealed compartments
Heat resistant
Extreme vibration resistance
Ultra-low self-discharge
No maintenance required

Self-discharge rate: Less than 5% per year
(Compared to wet cell batteries at 3–4% per week)


📦 Technical Specifications

Battery Type AGM Deep Cycle
Capacity (20Hr) 128AH
Capacity (10Hr) 120AH
Capacity (5Hr) 104AH
Capacity (1Hr) 85AH
Max Discharge 1250A (5 sec)
Max Charge Current 36A
Float Voltage 13.6 – 13.8V
Case Material Heavy Duty ABS
Mounting Any position
Under Bonnet Yes
Maintenance None

📏 Dimensions & Weight

Length: 330mm
Width: 175mm
Height: 220mm
Weight: 32.5kg


🔋 Key Advantages Over Standard AGM Batteries

Thicker internal plates
Stronger vibration resistance
Faster recharge rates
Longer cycle life
Better performance under heavy loads
Improved thermal resistance


🏆 Warranty

🛡 2-Year Manufacturer Warranty

Backed by proven reliability and premium construction quality.

View full details