---
product_id: 20006606
title: "cable O-127 ring terminal harness with integrated battery status / charge system monitor, 12.8V / 13.2V lithium powersport, smart"
brand: "optimate"
price: "A$60"
currency: AUD
in_stock: true
reviews_count: 13
category: "Opti Mate"
url: https://www.desertcart.com.au/products/20006606-cable-o-127-ring-terminal-harness-with-integrated-battery-status
store_origin: AU
region: Australia
---

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

**Brand:** optimate
**Price:** A$60
**Availability:** ✅ In Stock

## Summary

> 🔌 Power up smart: Know your battery’s status before you hit the road!

## Quick Answers

- **What is this?** 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?** A$60 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/20006606-cable-o-127-ring-terminal-harness-with-integrated-battery-status)

## 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

- • **Overcharge Alert System:** Stay protected with a smart LED warning if voltage exceeds safe lithium battery limits.
- • **Universal Dual Ring Fit:** M6/M8 ring terminals ensure perfect compatibility with powersport and automotive batteries.
- • **Lithium-Optimized Voltage:** Seamlessly supports higher-voltage lithium batteries for peak performance.
- • **Instant Battery Health Check:** Integrated LED indicators give you real-time charge and system status at a glance.
- • **Weatherproof SAE Quick Connect:** Charge on the go with a sealed, rugged SAE port built for all conditions.

## Overview

The Optimate O-127 ring terminal harness is a smart, lithium-friendly battery monitor designed for powersport and automotive use. Featuring dual ring terminals with a 15A fuse, an LED charge and system status display, and a weatherproof SAE quick connect port, it ensures real-time battery health insights and safeguards against overcharging above 14.6V. Compact and reliable, it’s the essential tool for proactive battery management.

## 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+.

Review: These device is perfect. - I really like this device for my motorcycles. One look and you can see if the battery is ready to go.
Review: Optimate is a trustworthy brand. - Excellent for modern motorcycles.

## 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 | #953,990 in Automotive ( See Top 100 in Automotive ) #1,872 in Battery Chargers |
| Brand | OptiMate |
| Customer Reviews | 4.6 4.6 out of 5 stars (67) |
| 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

![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)

## Customer Reviews

### ⭐⭐⭐⭐⭐ These device is perfect.
*by D***L on November 7, 2024*

I really like this device for my motorcycles. One look and you can see if the battery is ready to go.

### ⭐⭐⭐⭐⭐ Optimate is a trustworthy brand.
*by A***R on February 27, 2024*

Excellent for modern motorcycles.

### ⭐⭐⭐⭐⭐ Guarantee Visual Battery Maintainer
*by S***T on March 6, 2023*

Easy installation, visible yellow, green or red led indicator on the plug terminal for battery health and while the bike is in idle mode it will show active charging of the battery. Good rubber seal to minimize dust and water into plug terminal. Good insurance during cold weather and long-term storage.

## 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.com.au/products/20006606-cable-o-127-ring-terminal-harness-with-integrated-battery-status](https://www.desertcart.com.au/products/20006606-cable-o-127-ring-terminal-harness-with-integrated-battery-status)

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*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-02-20*