BCS-A1204 Gel Smart Battery Charger

BCS-A1204 Gel Smart Battery Charger

The BCS-A1204 Gel Smart Battery Charger is a compact, efficient 12V charger specially designed for maintaining GelTech batteries. Ideal for vehicles that are not driven daily, this 4-amp multistage charger ensures your battery stays in top condition without requiring any manual input. With fully automatic “Set and Forget” operation, it’s perfect for maintaining battery health in cars, motorcycles, and light trucks during extended downtime.

Engineered with precision, the BCS-A1204 features robust aluminium construction (no plastic casing), spike and surge suppression, and smart charging algorithms. It protects against overcharging, voltage spikes, and short circuits while delivering consistent power, extending the life of your battery.

Key Features

• 12V Gel Smart Battery Charger with 4 Amp output 
• Boost voltage: 14.1V | Float voltage: 13.7V 
• Supports battery capacity from 16Ah to 40Ah 
• Made from extruded aluminium for durability 
• Fully automatic 3-stage SmartCharge operation 
• LED charge indicators 
• Compact and lightweight (only 0.5 kg) 
• Input voltage: 100 – 240V AC (47Hz – 63Hz) 
• Short circuit, spike, and surge protection 
• Complies with Australian Electrical Standards & EMC 

Benefits of Having the BCS-A1204 Gel Smart Battery Charger

• Ideal for maintaining infrequently used vehicles 
• Fully automatic—no manual monitoring required 
• Helps prevent battery sulphation during storage 
• Lightweight and compact—easy to install or carry 
• Gentle on GelTech batteries with accurate charge cycles 
• Safe to leave connected long-term without overcharging 
• Minimises risk of battery failure or damage 
• Designed for longevity and compliance with AU safety standards 

How to Use the BCS-A1204 Gel Smart Battery Charger

Step 1: Choose a dry, shaded, and well-ventilated space near the vehicle’s battery.
Step 2: Connect the charger’s insulated terminals to the battery, ensuring correct polarity (red to positive, black to negative).
Step 3: Plug the charger into a 240V AC power outlet.
Step 4: Observe the LED indicators. The unit will automatically begin the SmartCharge cycle.
Step 5: Allow the charger to run continuously. Once charging is complete, it will shift to float mode to maintain battery voltage.
Step 6: To disconnect, first unplug the charger from AC power, then detach the battery clamps.

FAQs about the BCS-A1204 Gel Smart Battery Charger

Can I use this charger with non-Gel batteries?
The BCS-A1204 is specially designed for GelTech batteries. For AGM, flooded, or lithium batteries, Durst offers other models within the BCS-A range that are more suitable.

Is it safe to leave this charger connected long-term?
Yes. The unit is built with automatic float mode and current limiting, making it completely safe for long-term connection without damaging your battery.

What is the best application for this charger?
This charger is ideal for cars, motorcycles, or light trucks that are not frequently driven. It’s also suitable for backup batteries or stored vehicles.

Does it come with leads and clamps?
Yes. The charger includes heavy-duty leads and colour-coded battery clamps for easy, safe connection.

Is this charger waterproof?
While it is rugged and durable, it is not rated for full waterproof exposure. It should be kept in a dry location or housed in a weather-protected area.

How do I know when charging is complete?
The LED indicators will change once the charger enters float mode. This indicates the battery is fully charged and is being maintained safely.

Get the BCS-A1204 Gel Smart Battery Charger Now at Power Start

Maintain your GelTech batteries the smart and safe way with the BCS-A1204 Gel Smart Battery Charger. Built for precision, reliability, and safety, it’s perfect for extending battery life and keeping your vehicles ready to go. Get the BCS-A1204 Gel Smart Battery Charger now at Power Start and enjoy worry-free charging for your battery system.

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