---
product_id: 58934554
title: "Acumen smart charger acumax 900 battery charger 900mA 12v"
brand: "acumen"
price: "A$14"
currency: AUD
in_stock: false
url: https://www.desertcart.com.au/products/58934554-acumen-smart-charger-acumax-900-battery-charger-900ma-12v
store_origin: AU
region: Australia
---

# 12V AGM, GEL, STD battery compatible 900mA smart charge power Full electronic protection suite Acumen smart charger acumax 900 battery charger 900mA 12v

**Brand:** acumen
**Price:** A$14
**Availability:** ❌ Out of Stock

## Summary

> 🔌 Power up smartly — never get stranded with Acumen’s fail-safe charger!

## Quick Answers

- **What is this?** Acumen smart charger acumax 900 battery charger 900mA 12v by acumen
- **How much does it cost?** A$14 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/58934554-acumen-smart-charger-acumax-900-battery-charger-900ma-12v)

## Best For

- acumen enthusiasts

## Why This Product

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

## Key Features

- • **Cold-Weather Ready:** Operates reliably down to -20°C (-4°F) for year-round indoor use
- • **Advanced Safety Protocols:** Built-in short circuit, reverse polarity & overcurrent protection for worry-free use
- • **Smart 900mA Charging Power:** Optimized current for efficient 12V battery revival and maintenance
- • **Adaptive Float-Charge Maintenance:** Automatically switches to absorption mode to counter battery discharge and extend lifespan
- • **Universal 12V Battery Compatibility:** Seamlessly charges STD, AGM, GEL lead-acid batteries up to 50Ah

## Overview

The Acumen acumax 900 is a fully automatic 900mA smart charger designed for 12V lead-acid batteries including STD, AGM, and GEL types up to 50Ah. It features comprehensive electronic protections, adaptive float charging for long-term battery health, and operates safely indoors even in cold conditions down to -20°C. Ideal for both starter and deep cycle batteries, it ensures efficient, maintenance-free charging with zero risk of overcharge or damage.

## Description

Charge and maintain any 12V lead-acid battery, both starter and deep cycle. 100% automatic 100% safe Fully automatic smart charger-maintainer for indoor use. No output when not connected to the battery. Short circuit, over current and reverse polarity protection. Electronically protected Identification of batteries with internally short-circuited cell Effective interactive float charge for long term battery maintenance If during the maintenance mode the battery starts to lose charge, whether due to an internal problem or due to an additional outside load being imposed on it, the maintenance “float-charge” reverts to to the absorption stage to provide the additional current necessary to counter the discharge until the cause of the problem is removed. CHARGING AMPS : 0.9A USE : Indoor (lowest temperature: -4°F / -20°C). LOW VOLT START: 3V IDEAL FOR : 12V STD, AGM, GEL lead-acid batteries, starter and deep cycle, up to 50Ah. INPUT : Europe: 220-240V 50-60Hz STYLE : Standard case (vented), with 6ft / 180cm AC supply lead and 6ft / 180cm charge. Fused battery lead & standard battery clip set included. SAFE: No risk of overcharging. Totally safe for vehicle electronics. Sparks suppressed. Safe for long-term battery maintenance. Automatic shut-down if short-circuited or battery disconnected.

## Features

- IDEAL FOR : 12V STD, AGM, GEL lead-acid batteries, starter and deep cycle, up to 50Ah

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B076HSW1HF |
| Brand Name | Acumen |
| Manufacturer | Tecmate |
| Manufacturer Part Number | acumax900 |

## Images

![Acumen smart charger acumax 900 battery charger 900mA 12v - Image 1](https://m.media-amazon.com/images/I/A1GfmcPUXkL.jpg)

---

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**Shop now:** [https://www.desertcart.com.au/products/58934554-acumen-smart-charger-acumax-900-battery-charger-900ma-12v](https://www.desertcart.com.au/products/58934554-acumen-smart-charger-acumax-900-battery-charger-900ma-12v)

---

*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-03-01*