Skip to content
Hyundai 20V 4.0Ah Li-ion Battery & Fast Charger Kit – Smart Protection System (BI20-4/C20-2)

Hyundai 20V 4.0Ah Li-ion Battery & Fast Charger Kit – Smart Protection System (BI20-4/C20-2)

$133.00

Key Features / Highlights 

  • High-capacity 4.0Ah lithium-ion battery delivers extended runtime for all Hyundai 20V cordless tools – ideal for demanding DIY or professional use

  • Smart fast charger with constant current and voltage control ensures safe, efficient charging while maximising battery lifespan

  • Full protection suite includes short circuit, over-voltage, surge, ESD, and reverse leakage protection – ideal for Aussie jobsite safety

  • LED charge status indicator keeps you informed so you’re never caught with a flat battery mid-task

  • Designed for all Hyundai 20V tools and chargers – seamless compatibility with drills, saws, polishers and more

  • Charger built with group pulse interference and surge shock protection to withstand electrical fluctuations

  • Wide operating temperature range (0℃ to 45℃); suitable for shed, jobsite, or off-grid camping environments

Product Description 

Power up your Hyundai cordless tool collection with this premium 20V 4.0Ah Battery & Fast Charger Kit – perfect for DIYers, tradies and weekend warriors who demand reliable, long-lasting performance.

This high-capacity battery provides longer run times so you can cut, drill or polish without interruptions. The included charger uses advanced current-control charging with safety cut-offs to extend battery life and protect your tools.

Built rugged for Aussie conditions, this essential power kit ensures you stay charged and productive – whether you’re on-site, in the workshop, or off-grid.

Specifications

Specification Details
Battery Type Lithium-ion
Battery Capacity 4.0Ah
Voltage 20V Max
Charger Input Voltage 220V–240V AC, 50Hz/60Hz
Max Charging Voltage 20.75 ± 0.125V
Working Temperature Range 0°C to 45°C
Storage Temperature Range -25°C to 60°C
Safety Protections Over-current, Over-voltage, Short circuit, Reverse leakage, ESD, Surge, Group pulse interference
Charge Indicator LED status light

What’s Included

  • ✅ 1 x Hyundai 20V 4.0Ah Li-ion Battery

  • ✅ 1 x Hyundai Fast Charger

  • ✅ Instruction Manual

Delivery & Support Info

  • 🚚 Fast dispatch from Australian warehouse

  • ⚡ Rapid charging + long-lasting battery power

  • 🛠️ Hyundai-authorised 2-year warranty on charger, 1-year on battery

  • 🔋 Compatible with all Hyundai 20V cordless power tools

  • 🇦🇺 Local Australian customer service