YC4000 Intelligent Battery Charger AA AAA | 4-Slot Smart Charge UK

The Youshiko YC4000 is a professional standard intelligent battery charger for 4 AA or AAA NiMH and NiCd rechargeable batteries. It has an LCD display for each battery and four modes of operation: charge, discharge, refresh and test.

Key Features

• Each battery slot is controlled and monitored independently
• Four charge current settings: 200mA, 500mA, 700mA and 1000mA
• Charge any number of batteries (1, 2, 3 or 4), with no need to charge in pairs
• Charges AA and AAA rechargeable batteries at the same time
• Overheat and overcharge protection
• Minus delta voltage (-dV) detection for charge termination
• Damaged or bad battery detection
• USB port (5V, 1A) to charge mobile phones or tablets
• 12V UK power supply, compatible with worldwide voltage (110 to 240V)
• 12 month manufacturer's warranty

Four Function Modes

• Charging Mode: a choice of charging currents: 200mA / 500mA / 700mA / 1000mA
• Discharging Mode: discharges the rechargeable battery, then charges it to remove the memory effect
• Refresh Mode: refreshes the battery to its maximum capacity by charging and discharging it repeatedly until no further increase in capacity is estimated
• Test Mode: checks the battery capacity in mAh / Ah

LCD Display

The LCD shows voltage, current charge, mAh and time for each battery individually. During charging and discharging you can view charging current (mA), time elapsed (hh:mm), terminal voltage (V) and accumulated capacity (mAh or Ah). The charger has three function keys and four battery option buttons.

Specifications

A car charger is available as an optional extra and is not included.

Download the YC4000 user manual

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