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📍 East Tamaki - 212c Burswood Dr. 📞 0800 315 3887 | Open 7 Days
📍 Mt Albert - 648 New North Rd. 📞 0800 315 3897 | Open 6 Days
📍 Hamilton - 87a Greenwood St. 📞 0800 315 3877 | Open 6 Days
📍 Christchurch - 25 Battersea St. 📞 0800 315 3867 | Open 6 Days

📍 East Tamaki - 212c Burswood Dr. 📞 0800 315 3887
📍 Mt Albert - 648 New North Rd. 📞 0800 315 3897
📍 Hamilton - 87a Greenwood St. 📞 0800 315 3877
📍 Christchurch - 25 Battersea St. 📞 0800 315 3867

Optima REDTOP 6V AGM Starting Battery - 6V 815CCA - Superstart Batteries

🔋 Optima REDTOP 6 V AGM Starting Battery — 815 CCA

Save $180.00 Save $180.00
$699.90
$699.90 - $699.90
$699.90
$519.90
$519.90 - $519.90
$519.90

⚡ Powerful 6-Volt Starting Battery for Classic & Performance Vehicles

The Optima REDTOP 6 V AGM Starting Battery is engineered to deliver unmatched cranking power, reliability, and durability for classic cars, hot rods, off-road vehicles, and high-performance machines that demand instant starting performance.

Featuring Optima’s patented SPIRALCELL TECHNOLOGY™, this battery delivers exceptional vibration resistance, maintenance-free operation, and clean energy output in a compact, lightweight design.
Built for the toughest conditions, it provides up to 15× greater vibration resistance and a longer service life than traditional flooded lead-acid batteries — making it the ideal choice for 6-volt systems in demanding applications.

🌟 Key Features & Benefits

  • SPIRALCELL TECHNOLOGY™ – Patented spiral-wound plates for superior power and clean energy delivery.

  • High Starting Power (815 CCA) – Instant engine starts for classic and performance vehicles.

  • Reserve Capacity (104 minutes) – Provides reliable power when accessories are running.

  • Maintenance-Free & Spill-Proof – No acid leaks or topping up required; safe in any mounting position.

  • Extreme Vibration Resistance – Built to withstand harsh driving and racing conditions.

  • Compact 6 V Design – Perfect for vintage vehicles and specialty applications.

  • 36-Month Warranty – Manufacturer-backed confidence and nationwide support.

📊 Specifications

Specification Details
Model REDTOP 6 V AGM
Part Number 8010-355 / RT S 2.1
Voltage 6 V
Cold Cranking Amps (CCA) 815
Reserve Capacity (RC) 104 minutes
Capacity (C/20 Rate) 50 Ah
Dimensions (mm) 254 L × 89 W × 198 H
Total Height 198 mm
Weight 8.36 kg
Terminal Type Standard
Polarity H
Special Features CH, GM, MF, SC, VR
Warranty 36 months (conditions apply)

🚗 Applications

✅ Classic Cars & Hot Rods – Ideal for 6 V systems needing reliable starting power.
✅ Performance Vehicles & Racers – Delivers clean, consistent energy under load.
✅ Agricultural & Commercial Equipment – Durable and resistant to vibration and heat.
✅ Off-Road Vehicles & Trucks – Spill-proof and safe for rough terrain.

💪 Engineered for drivers who demand maximum starting performance from a 6-volt AGM battery.

♻️ Battery Recycling & Free Fitting

We recycle old batteries — ♻️ bring your old unit to us for free recycling and complimentary in-store fitting. Help keep New Zealand clean while enjoying professional service.

💎 Why Choose Optima Batteries NZ?

Optima Batteries are renowned for engineering excellence and unmatched reliability. The REDTOP series offers the strongest starting power in Optima’s AGM range, featuring advanced SPIRALCELL design for clean power delivery and vibration-proof construction.

  • Trusted by racing and performance enthusiasts worldwide.

  • Longer service life and faster recharging than conventional batteries.

  • Maintenance-free design for worry-free operation.

  • Backed by Optima’s 36-month nationwide warranty.

⚡ Summary

The Optima REDTOP 6 V AGM Starting Battery (815 CCA, 50 Ah) is the ultimate solution for classic and performance vehicles requiring reliable 6-volt starting power.
With SPIRALCELL TECHNOLOGY™, spill-proof design, and exceptional vibration resistance, it delivers the performance and longevity you expect from Optima.

Available now NZ-wide — upgrade your classic vehicle with Optima power.