RTS 2.1 Optima Red Top Starting Battery – (8010-355) RTS2.1 AGM

£159.98 Inc VAT

Guaranteed next working day delivery on orders before 1pm


If you`re looking for pure power, then look no further. The RTS 2.1 OPTIMA REDTOP Battery delivers supreme performance and reliability. Our unique SPIRALCELL TECHNOLOGY® gives OPTIMA Batteries over 15 times more vibration resistance and increased cycle life compared to traditional batteries. It has high-power delivery and extreme resistance to the most common causes of battery failure.They`re virtually spill-proof and maintenance-free for absolute peace of mind.

The OPTIMA REDTOP RTS 2.1 high-performance AGM battery is the ultimate starting battery and is designed to deliver a strong burst of ignition power for a reliable start-up every time.

If you have demanding electrical accessory loads such as winches, audio systems, and other devices, take a look at the YELLOWTOP® product line.


  • Strongest starting burst
  • Lasts up to 3 times longer than other batteries
  • 15 times more resistant to vibration than other batteries
  • Completely spill proof
  • Mountable in virtually any position
  • Maintenance-free
  • Faster recharging
  • Optimal starting power

Additional information

Weight 8.4 kg



6 Volt

Ah Capacity

50 Ah




255 mm


90 mm

Height (inc. Terminals)

206 mm


1 Year



Data Sheet

Optima RTS2.1 DatasheetOptima RTS2.1 Datasheet


The Go Batteries Promise

  • Next working day delivery on UK orders *
  • Minimum 12 month guarantee
  • Free telephone support
  • * Guaranteed next working day delivery on orders placed before 1pm. For International and non-standard UK deliveries, please email: sales@gobatteries.co.uk or call +44 (0)1926 400080 for delivery options and advice. We`ll always do our best to get orders to you as fast as possible.

NOTE: Delivery costs are calculated based on post code and shown at the checkout stage From £7.99 – Nationwide Delivery (Terms) * For Highlands and Islands and non-standard UK delivery, please call us on +44 (0)1926 400080 for delivery options and advice. We’ll always do our best to get orders to you as fast as possible

Free disposable gloves with all orders


The REDTOP Advantage

OPTIMA Batteries - Frequently Asked Questions

OPTIMA – Frequently Asked Questions