---
product_id: 117091647
title: "Red Top Battery RTS 2.1 (8010-355) RTS2.1 AGM"
brand: "optima"
price: "€ 411.60"
currency: EUR
in_stock: true
reviews_count: 1
category: "Optima"
url: https://www.desertcart.hr/products/117091647-red-top-battery-rts-2-1-8010-355-rts2-1
store_origin: HR
region: Croatia
---

# 815 CCA Peak Current 6V Power Boost 2-Year Warranty Shield Red Top Battery RTS 2.1 (8010-355) RTS2.1 AGM

**Brand:** optima
**Price:** € 411.60
**Availability:** ✅ In Stock

## Summary

> 🔋 Power your passion with Optima Red Top – where classic meets cutting-edge!

## Quick Answers

- **What is this?** Red Top Battery RTS 2.1 (8010-355) RTS2.1 AGM by optima
- **How much does it cost?** € 411.60 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/117091647-red-top-battery-rts-2-1-8010-355-rts2-1)

## Best For

- optima enthusiasts

## Why This Product

- Trusted optima brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Peace of Mind Warranty:** Backed by a 2-year manufacturer warranty, guaranteeing dependable performance and support.
- • **Advanced AGM Technology:** Maintenance-free, spill-proof design with superior vibration resistance for long-lasting durability.
- • **Reliable 6V Power Delivery:** Perfectly engineered for classic cars and vintage rides, ensuring smooth starts every time.
- • **Compact & Lightweight Design:** At just 8.9 kg and sleek dimensions, it fits seamlessly under your hood without adding bulk.
- • **High Cold Cranking Amps (815 CCA):** Delivers powerful bursts of energy to conquer even the toughest cold starts without hesitation.

## Overview

The Optima Red Top Battery RTS 2.1 (8010-355) is a 6V, 50AH AGM lead-acid battery designed for passenger cars, especially classic models. Featuring 815 Cold Cranking Amps and a robust 2-year warranty, it offers reliable, maintenance-free starting power in a compact 8.9 kg package with advanced vibration resistance.

## Description

OPTIMA RED TOP STARTER BATTERY (8010-355)

Review: Great 6v for my classic car - Brilliant 6v battery for my classic car!

## Features

- 6V
- 50AH
- 815 CCA
- 2 years warranty
- LH +

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00C7SO1HG |
| Automotive Fit Type | Vehicle Specific Fit |
| Battery Type | Lead-Acid, AGM |
| Best Sellers Rank | 59,520 in Automotive ( See Top 100 in Automotive ) 194 in Car Batteries |
| Brand Name | Optima |
| Compatible with Vehicle Type | Passenger Car |
| Customer Reviews | 5.0 5.0 out of 5 stars (1) |
| Included Components | Battery |
| Item Type Name | Battery |
| Item Weight | 8.9 Kilograms |
| Manufacturer | Optima |
| Manufacturer Part Number | RTS 2.1 |
| Manufacturer Warranty Description | 2 Year |
| Model Number | RTS 2.1 |
| Number Of Cells | 6 |
| Resistance | 14.72 Milliohms |
| Size | 252 x 90 x 206 millimeters |
| Terminal | AT Terminal |
| Voltage | 6 Volts |

## Product Details

- **Automotive Fit Type:** Vehicle Specific Fit
- **Battery cell composition:** Lead-Acid, AGM
- **Brand:** Optima
- **Item weight:** 8.9 Kilograms
- **Number of cells:** 6
- **Resistance:** 14.72 Milliohms
- **Size:** 252 x 90 x 206 millimeters
- **Terminal:** AT Terminal
- **Vehicle service type:** Passenger Car
- **Voltage:** 6 Volts

## Images

![Red Top Battery RTS 2.1 (8010-355) RTS2.1 AGM - Image 1](https://m.media-amazon.com/images/I/61qnaenZl2L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great 6v for my classic car
*by J***N on 15 February 2026*

Brilliant 6v battery for my classic car!

## Frequently Bought Together

- Optima Red Top Battery RTS 2.1 (8010-355) RTS2.1 AGM
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**Shop now:** [https://www.desertcart.hr/products/117091647-red-top-battery-rts-2-1-8010-355-rts2-1](https://www.desertcart.hr/products/117091647-red-top-battery-rts-2-1-8010-355-rts2-1)

---

*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-04-25*