hyundai
Hyundai 20V Starter Pack – Li-ion 4.0Ah Battery with 4A Quick Charger (BI20-4/C20-4)
Hyundai 20V Starter Pack – Li-ion 4.0Ah Battery with 4A Quick Charger (BI20-4/C20-4)
Couldn't load pickup availability
Hyundai 20V Starter Pack – BI20-4/C20-4
(Li-ion 4.0Ah Battery + 4A Quick Charger)
Product Overview
The Hyundai 20V Starter Pack combines a high-capacity 4.0Ah Li-ion battery with a powerful 4A quick charger, delivering extended runtime and rapid charging for Hyundai cordless tools. Designed for professionals and DIY enthusiasts, this pack ensures maximum efficiency, safety, and convenience. With advanced protection features, on-board battery indicators, and wall-mount capability, it’s the perfect solution for longer working hours with minimal downtime.
Battery Specifications (BI20-4)
- Voltage: 20V Max
- Rated Capacity: 4.0 Ah
- Battery Pack Composition: 5S2P
- Short Circuit Protection: 200 ± 10A
- Sleep Power Consumption (after over-discharge protection): ≤10 μA
- Storage Temperature: -10 ~ 55℃ (within one month)
- Dimensions: 115.8 × 75 × 44 mm
- Weight: 0.4 kg
- Sliding battery design for easy installation
- On-board battery capacity indicator
- Durable Li-ion technology for longer life and consistent performance
Charger Specifications (C20-4)
- Voltage: 20V Max
- Charging Rate: 4 A
- Power: 95 W
- Charging Time: 30 mins (2.0Ah battery), 60 mins (4.0Ah battery)
- Dimensions: 173 × 128 × 78 mm
- Weight: 0.7 kg
- Charging indicator for real-time monitoring
- Compatible with Hyundai 20V Li-ion batteries
- Wall-mount holes for convenient setup
Brand Assurance
HYUNDAI Cordless Power Tools – Standard Series (BI20-4/C20-4)
Trusted for durability, efficiency, and reliable everyday performance.

