Overview
The SkyRC D260 Ultimate Duo is a dual-channel AC/DC balance charger / discharger / power supply designed for common RC and hobby battery types. It features two independent circuits, an intuitive 5-button interface, and a 128 × 64 LCD with black/white backlight. Dual output enables charging two different battery packs simultaneously.
Key Features
- Dual-channel output: 130W per channel (130W × 2 charge power), with charge current 0.1–14.0A × 2.
- AC/DC input: AC input 100–240V; DC input 11–18V.
- Multi-chemistry support: LiPo, Li-Ion, LiHV, LiFe, NiMH, NiCd, and Pb (lead acid).
- LiHV mode available: Supports LiHV charging with an end charge voltage of 4.35V.
- Balance capability: 2–6S balance cell count; balance current 500 mA/cell.
- Discharge function: Discharge current 0.1–2.0A × 2; discharge power 10W × 2.
- Program memory: Each channel can store 10 groups of charge/discharge programs.
- PC connectivity: USB interface for PC control and firmware upgrade; PC software supports start/stop, real-time graphs (current/voltage/capacity), and single-cell voltage monitoring.
- Cooling design: Temperature-controlled high-speed sleeve bearing cooling fan with extruded aluminum heat sink.
- Built-in DC power supply mode: Can be turned into a power supply unit; two channels can be used individually to power two different hobby devices simultaneously.
- Micro controller: ARM Cortex-M3 32 bits high speed processor; data process capability improves 20 times; 2.5V–5.5V wide range input voltage; strong anti-interference ability.
- AGM & Cold modes mentioned: AGM (Absorbent Glass Mat) battery support is described with a caution not to charge AGM batteries using a regular charger in normal Pb mode.
Specifications
| DC Input Voltage | 11–18V |
| AC Input Voltage | 100–240V |
| Display | 128 × 64 LCD |
| Display Backlight | Black / White |
| Case Material | Metal and Plastic |
| Control Method | 5 Buttons |
| Dimensions | 160 × 150 × 71 mm |
| Weight | 896 g |
| DC Power Output | 130W per channel |
| Computer Connection | Connects to a computer via USB interface for PC control and firmware upgrade |
| External Ports | 2–6S XH balance port, temperature sensor port, battery port, AC input port, DC input/output port, Micro USB port, 5V/2.1A USB output port |
Battery Detection and Charging Parameters
| NiMH/NiCd Delta Peak Detection Range | 3–15 mV/cell, default: 4 mV/cell |
| Charge Cut-off Voltage - NiMH/NiCd | Delta peak detection |
| Charge Cut-off Voltage - LiPo | 4.18–4.25V/cell |
| Charge Cut-off Voltage - LiIon | 4.08–4.20V/cell |
| Charge Cut-off Voltage - LiFe | 3.58–3.70V/cell |
| Charge Cut-off Voltage - LiHV | 4.25–4.35V/cell |
| Balance Current | 500 mA/cell |
| Voltage Detection Range | 0.1–26.1V/cell |
| Battery Type / Cell Count - LiPo / LiIon / LiFe / LiHV | 1–6 cells |
| Battery Type / Cell Count - NiMH / NiCd | 1–15 cells |
| Battery Type / Voltage - Pb | 2–20V |
| Capacity Cut-off Threshold - NiMH / NiCd | 100–50,000 mAh |
| Capacity Cut-off Threshold - LiPo / LiIon / LiFe / LiHV | 100–50,000 mAh |
| Capacity Cut-off Threshold - Pb | 100–50,000 mAh |
Charge / Discharge Performance
| Charge Current | 0.1–14.0A × 2 |
| Time Cut-off Protection | 1–720 minutes / Off |
| Charge Power | 130W × 2 |
| Discharge Current | 0.1–2.0A × 2 |
| Discharge Cut-off Voltage - NiMH / NiCd | 0.1–1.1V/cell |
| Discharge Cut-off Voltage - LiPo | 3.0–3.3V/cell |
| Discharge Cut-off Voltage - LiIon | 2.9–3.2V/cell |
| Discharge Cut-off Voltage - LiFe | 2.6–2.9V/cell |
| Discharge Cut-off Voltage - LiHV | 3.1–3.4V/cell |
| Discharge Cut-off Voltage - Pb | 1.8–2.0V/cell |
| Discharge Power | 10W × 2 |
| Balance Cell Count | 2–6S |
| Memory Programs | Each channel can store 10 groups of charge/discharge programs |
| Charging Modes | Pb / Lithium battery: Constant Current / Constant Voltage; NiMH / NiCd battery: Delta peak detection |
Applications
- Charging and balancing LiPo / Li-Ion / LiHV / LiFe packs (1–6 cells)
- Charging NiMH / NiCd packs (1–15 cells)
- Charging Pb batteries (2–20V), including AGM batteries (use the correct mode)
- Bench DC power supply use for compatible hobby equipment
For pre-sales compatibility questions (connectors, supported batteries, or PC setup) or after-sales support, contact support@rcdrone.top or visit https://rcdrone.top/.
Details

SkyRC D260 Ultimate Duo is a dual-channel AC/DC balance charger/discharger and power supply with an easy button interface and support for up to 6S packs.

The SkyRC D260 Ultimate Duo balance charger supports LiHV charging (up to 1–6 cells) and includes AGM and cold charging modes for lead-acid batteries.

The SkyRC D260 Ultimate Duo provides dual outputs for charging two different packs and supports common chemistries like LiPo, Li-ion, NiMH, and Pb.

The SkyRC D260 Ultimate Duo combines dual-channel charging with universal 100–240V AC input and a temperature-controlled cooling fan for steady operation.

SkyRC Charger Master PC software supports start/stop control, real-time current and voltage graphs, and firmware upgrades for the D260 charger.
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