---
product_id: 20006606
title: "Optimate cable O-127 ring terminal harness with integrated battery status / charge system monitor, 12.8V / 13.2V lithium powersport, smart"
brand: "optimate"
price: "€ 60.84"
currency: EUR
in_stock: true
category: "Opti Mate"
url: https://www.desertcart.hr/products/20006606-optimate-cable-o-127-ring-terminal-harness-with-integrated-battery
store_origin: HR
region: Croatia
---

# 15A fuse with dual ring terminals LED battery & charge status monitor 12.8V/13.2V lithium compatible Optimate cable O-127 ring terminal harness with integrated battery status / charge system monitor, 12.8V / 13.2V lithium powersport, smart

**Brand:** optimate
**Price:** € 60.84
**Availability:** ✅ In Stock

## Summary

> ⚡ Stay charged, stay ahead — never miss a beat with Optimate O-127!

## Quick Answers

- **What is this?** Optimate cable O-127 ring terminal harness with integrated battery status / charge system monitor, 12.8V / 13.2V lithium powersport, smart by optimate
- **How much does it cost?** € 60.84 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/20006606-optimate-cable-o-127-ring-terminal-harness-with-integrated-battery)

## Best For

- optimate enthusiasts

## Why This Product

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

## Key Features

- • **Weatherproof SAE Port:** Quick-connect charging with a sealed cap keeps your system safe on the move.
- • **Dual Ring Terminal Fit:** Versatile M6/M8 ringlets ensure perfect compatibility with most powersport and automotive batteries.
- • **Instant Battery Insight:** LED indicators provide real-time charge and health status at a glance.
- • **Lithium-Optimized Power:** Seamlessly supports high-voltage lithium batteries for peak performance.
- • **Overcharge Alert System:** Smart LED warning prevents costly lithium battery damage by signaling voltage spikes above 14.6V.

## Overview

The Optimate O-127 ring terminal harness is a smart, lithium-friendly battery monitor and charge system tool designed for powersport and automotive applications. Featuring dual ring terminals, a weatherproof SAE quick-connect port, and intuitive LED indicators, it provides real-time battery status and overcharge warnings to protect your 12.8V/13.2V lithium batteries and ensure reliable performance.

## Description

Monitor charge of your stored power sport vehicle lithium starter battery or confirm if the vehicle charging system is working correctly! Battery charge level: LED matching charge level blinks every 10 seconds (long term draw less than 0. 2mA). Vehicle Charge system: LED arrow mode activates when charge voltage reaches effective lithium charge range of 14. 2V – 14. 5V (√ green LED). OVERCHARGE warning activates at 14. 6V+.

## Features

- LITHIUM FRIENDLY - Works with your lithium battery running at a higher voltage.
- BATTERY MONITOR - Easily check the status of your battery by looking at the LED lights.
- DUAL RING TECHNOLOGY - With M6 / 1/4″ – M8 / 5/16″ ringlets that perfectly fit to powersport and most automotive battery terminals, and 15A fuse that protects the -40 rated cable and electronics.
- SAE CONNECTION - SAE quick connect charge port for charging battery when needed. Weatherproof sealing cap when vehicle is moving!
- OVERCHARGE WARNING - Displays charge system status when engine is running, with 4th LED warning if system is overcharging above 14.6V that can damage lithium.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00Y38X8WW |
| Best Sellers Rank | #742,906 in Automotive ( See Top 100 in Automotive ) #1,504 in Battery Chargers |
| Brand | OptiMate |
| Customer Reviews | 4.6 4.6 out of 5 stars (70) |
| Date First Available | May 22, 2015 |
| Is Discontinued By Manufacturer | No |
| Item Weight | 3.17 ounces |
| Item model number | O-127 |
| Manufacturer | OptiMate |
| Manufacturer Part Number | O-127 |
| Product Dimensions | 7.72 x 5.43 x 1.97 inches |

## Images

![Optimate cable O-127 ring terminal harness with integrated battery status / charge system monitor, 12.8V / 13.2V lithium powersport, smart - Image 1](https://m.media-amazon.com/images/I/51nB4B0JrXL.jpg)

## Frequently Bought Together

- Optimate cable O-127 ring terminal harness with integrated battery status / charge system monitor, 12.8V / 13.2V lithium powersport, smart
- OptiMATE Lithium 4s 0.8A, TM-471, 8-step 12.8V 0.8A sealed battery saving charger & maintainer

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**Shop now:** [https://www.desertcart.hr/products/20006606-optimate-cable-o-127-ring-terminal-harness-with-integrated-battery](https://www.desertcart.hr/products/20006606-optimate-cable-o-127-ring-terminal-harness-with-integrated-battery)

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*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-07-16*