---
product_id: 681025308
title: "Optimate 1 VoltMatic, TM400a, Bronze Series: 4-Stage Charger and Charger for 6V/12V 0.6A Batteries"
brand: "optimate"
price: "฿7850"
currency: THB
in_stock: true
reviews_count: 5
category: "Opti Mate"
url: https://www.desertcart.co.th/products/681025308-optimate-1-voltmatic-tm400a-bronze-series-4-stage-charger-charger
store_origin: TH
region: Thailand
---

# 4-stage smart charging 0.6A precision charging Plug & forget maintenance Optimate 1 VoltMatic, TM400a, Bronze Series: 4-Stage Charger and Charger for 6V/12V 0.6A Batteries

**Brand:** optimate
**Price:** ฿7850
**Availability:** ✅ In Stock

## Summary

> 🔋 Keep your ride ready—charge smart, live charged!

## Quick Answers

- **What is this?** Optimate 1 VoltMatic, TM400a, Bronze Series: 4-Stage Charger and Charger for 6V/12V 0.6A Batteries by optimate
- **How much does it cost?** ฿7850 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/681025308-optimate-1-voltmatic-tm400a-bronze-series-4-stage-charger-charger)

## 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 & Durable:** Includes weatherproof cables and clamps built to withstand tough conditions, perfect for year-round use.
- • **Compact & User-Friendly:** Small footprint (12x12x5 cm) with SAE connectors makes setup quick and hassle-free—never miss a charge.
- • **Effortless Battery Care:** Fully automatic 4-stage charging keeps your 6V/12V lead-acid batteries healthy without supervision.
- • **Universal Compatibility:** Works seamlessly with standard, AGM, and GEL lead-acid batteries for versatile use.
- • **Precision Power Delivery:** Delivers a steady 0.6 amps, ideal for maintaining small batteries and extending their lifespan.

## Overview

The OptiMate 1 VoltMatic TM400a Bronze Series is a compact, fully automatic 4-stage charger designed for 6V and 12V lead-acid batteries (STD, AGM, GEL). Delivering a precise 0.6A current, it ensures optimal battery maintenance and longevity with plug-and-forget convenience. Weatherproof cables and clamps make it reliable in any environment, perfect for professionals who demand hassle-free, efficient battery care.

## Description

OptiMate 1 VoltMatic, the fully automatic battery maintainer for your 6V or 12V lead-acid batteries - Ensures more power and longer battery life!

Review: für meinen Vater bestellt. Er sagt es ist einwandfrei und funktioniert gut
Review: Easy to hook up and a money saver for your batterie

## Features

- Ideal for 6V or 12V lead acid batteries (STD, AGM, GEL).
- Provides a charging current of 0.6 amps, recommended for the maintenance of small batteries.
- Charge and ensure long-term maintenance – Plug in the battery and the OptiMate 1 VoltMatic charges the rest without requiring any supervision!
- Optimate

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09KHCKK9K |
| Amperage | 0.6 Amps |
| Best Sellers Rank | 479,847 in Automotive ( See Top 100 in Automotive ) 1,641 in Car Battery Charging Units |
| Box Contents | Weatherproof battery cable and battery clamps. |
| Brand Name | OptiMate |
| Colour | Blue |
| Connector Types | SAE |
| Current Rating | 0.6 Amps |
| Customer Reviews | 4.6 4.6 out of 5 stars (74) |
| Global Trade Identification Number | 05425006146494 |
| Input Voltage | 12 Volts |
| Item Dimensions D x W x H | 12D x 12W x 5H centimetres |
| Item Type Name | TM-400a |
| Manufacturer | OptiMate |
| Manufacturer Part Number | TM400A |
| Model Number | TM400A |
| Number of Ports | 4 |
| Output Voltage | 12 Volts |
| Specification Met | CE |

## Product Details

- **Brand:** OptiMate
- **Colour:** Blue
- **Output voltage:** 12 Volts
- **Product dimensions:** 12D x 12W x 5H centimetres
- **Specification met:** CE

## Images

![Optimate 1 VoltMatic, TM400a, Bronze Series: 4-Stage Charger and Charger for 6V/12V 0.6A Batteries - Image 1](https://m.media-amazon.com/images/I/61foO4VJBzL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by F***S on 1 December 2025*

für meinen Vater bestellt. Er sagt es ist einwandfrei und funktioniert gut

### ⭐⭐⭐⭐⭐ Review
*by B***T on 12 January 2025*

Easy to hook up and a money saver for your batterie

### ⭐⭐⭐⭐⭐ Review
*by Y***A on 2 December 2025*

Parfait

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**Shop now:** [https://www.desertcart.co.th/products/681025308-optimate-1-voltmatic-tm400a-bronze-series-4-stage-charger-charger](https://www.desertcart.co.th/products/681025308-optimate-1-voltmatic-tm400a-bronze-series-4-stage-charger-charger)

---

*Product available on Desertcart Thailand*
*Store origin: TH*
*Last updated: 2026-04-26*