Designed for professionals who need reliability, safety, and smart features in one compact unit, leagend BC831 is more than just a charger—it’s a diagnostic powerhouse
Inside leagend BC831:
All-in-One Precision for 12V Lead-Acid Batteries
leagend BC831 is a smart 12V battery charger specifically built for all types of 12V lead-acid batteries, including wet, AGM, and GEL. Engineered for professionals, this device streamlines both charging and diagnostics with powerful features:
- 8-Step Smart Charging
Automatically switches between charging phases for optimized battery recovery and longevity, including reconditioning mode and temperature compensation. - Built-In Battery Tester
Delivers real-time diagnostics including CCA, state of health (SOH), state of charge (SOC), cranking test, and alternator test—no extra tools needed. - Wi-Fi Remote Monitoring
Connects via 2.4GHz Wi-Fi to leagend app, allowing users to start/stop charging, check voltage and current, and monitor the full charging process remotely. - Flexible Current Settings
Offers 8A, 4A, 2A, and 1A charging options. The “Maintenance Mode” includes 4A, 2A, 1A, and 0.5A trickle charging options—ideal for unattended overnight charging. - Full Protection & IP65 Waterproofing
Comes with reverse polarity, short-circuit, over-voltage, over-current, overheat protections, plus IP65-rated waterproof housing for workshop resilience. - Smart Function Key (Fn)
Single-button access for quick switching between charge and test modes.
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leagend Battery Chargers:
More Efficient, Safer, More Reliable
leagend’s battery charger series is known for delivering smart, user-safe charging solutions tailored to both individual garages and large-scale commercial applications.
Key Categories in the leagend Battery Charger Line:
- Wi-Fi Battery Chargers
Models like leagend BC511, leagend BC531, leagend BC811, and leagend BC831 feature remote control and monitoring for modern connected workflows. - 2-in-1 Battery Chargers with Testing
Integrated testing and charging in units such as leagend BC521, leagend BC531, leagend BC821, and leagend BC831 offer a compact, cost-effective solution for diagnostics and maintenance. - 8-Step Battery Chargers
Models including leagend BC501, leagend BC511, leagend BC521, leagend BC531, leagend BC801, leagend BC811, leagend BC821, and leagend BC831 apply 8-stage optimized charging for enhanced safety and battery life. - 5A Battery Chargers
Ideal for smaller vehicles or maintenance charging: leagend BC501, leagend BC511, leagend BC521, and leagend BC531. - 8A Battery Chargers
For heavy-duty applications needing faster charging: leagend BC801, leagend BC811, leagend BC821, and leagend BC831.
Explore the full leagend Battery Charger series
Why Professionals Choose leagend:
Two Decades of Battery Charging Expertise
With over 20 years of industry experience, leagend is one of the leading global manufacturers of automotive battery testing, monitoring and charging solutions. The brand’s strength lies in its proprietary smart algorithms, extensive R&D investment, and commitment to safety.
What makes leagend stand out in the battery charging sector is its ability to combine reliable hardware with advanced software logic. From traditional garages to RV maintenance, leagend delivers products trusted by technicians all over the world.
leagend’s success is powered by consistent innovation, a strong global service infrastructure, and the ability to adapt to new energy storage trends—including smart, app-controlled, and dual-function chargers.
Looking to Grow With Us?
leagend is actively expanding its global distributor and reseller network. If you’re seeking high-performance products backed by technical support and global branding power, leagend is your partner for success.
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