Junsi iCharger DX12 Duo – The Power of Two in One
The Junsi iCharger DX12 Duo takes everything users love about the iCharger X12 and doubles it up in a powerful, compact duo configuration. Designed for high-performance charging and precise battery management, this dual-channel charger is ideal for demanding hobbyists, drone pilots, RC enthusiasts, and professionals who need speed, reliability, and control.
Powered by advanced synchronous buck-boost DC/DC converter technology, the DX12 Duo delivers up to 1700 W of charging power, and a maximum charge/discharge current of 30 A per channel, or up to 50 A in synchronous mode when combining both outputs. Whether you're charging two packs independently or pushing power through a single channel, this charger offers unmatched versatility and performance.
Technical Highlights
Dual-channel asynchronous or synchronous operation
Max charging power:
Asynchronous: 2 × 1200 W
Synchronous: 1700 W
Max charging/discharging current:
Asynchronous: 2 × 30 A
Synchronous: up to 50 A
Input voltage: 11.0 – 53.0 VDC (max 55.0 V)
Input current: Up to 65 A (45 A per channel)
Supported battery types: LiPo, LiIon, LiFe, LiHv, LTO, NiZn, NiMH, NiCd, Pb, and user-defined
Balancer current: 2.0 A per output (4.0 A synchronous)
More Than Just Charging
The DX12 Duo isn’t just about raw power—it’s packed with smart features for battery diagnostics and system protection:
Internal resistance measurement
Servo test and signal analysis
Digital power supply mode
Regenerative discharge (returns energy to a lead battery)
External discharge up to 1,500 W (per channel)
Automatic fan control, active on both cooling fans
Multiple safety protections: Overcurrent, overvoltage, undervoltage, and more
User-Friendly and Future-Ready
2.8” IPS LCD screen for clear, real-time data display
USB-C output (5V/3A, 9V/2A, 12V/1.5A) for powering external devices
Micro SD card slot for logs, settings, and firmware updates
64 onboard memory slots (expandable via SD card)
Firmware updatable via USB
Compact and lightweight: Only ~500 gDimensions: 111.5 × 128.5 × 40 mm
Connection Overview
Input: XT90
Charging Output: XT60
Balancer: XHR
In the Box
Note: No additional cables or accessories included.
Whether you’re managing LiPos for racing drones or charging custom-built battery packs, the Junsi iCharger DX12 Duo offers professional-grade performance in a portable, intuitive package. It’s the smart, high-powered evolution of the iCharger X12—now in true dual-channel form.
