1. Introduction
This manual provides essential instructions for the safe and efficient operation of your Haisito EC5 C240 Dual LiPo Balance Charger. The C240 is a versatile AC/DC dual-channel charger/discharger designed for various battery types, including LiPo, Li-ion, LiFe, LiHV, NiCd, NiMH, and Pb batteries. Please read this manual thoroughly before use to ensure proper functionality and to prevent damage to the charger or batteries.

Image 1.1: Haisito C240 Dual LiPo Balance Charger and accessories.
2. Safety Instructions
Failure to follow these safety instructions can result in fire, property damage, or personal injury. Always operate the charger in a safe environment.
- Never leave the charger unattended during operation.
- Ensure the charger is placed on a heat-resistant, non-flammable, and non-conductive surface.
- Do not charge batteries near flammable materials or liquids.
- Verify battery type, cell count, and charge current settings match the battery specifications before starting any process. Incorrect settings can cause severe damage.
- Do not attempt to charge damaged, swollen, or leaking batteries.
- Keep the charger away from moisture, dust, and direct sunlight.
- Ensure proper ventilation around the charger to prevent overheating.
- The charger incorporates multiple protection features including Overcurrent protection, Over-temperature protection, Overvoltage protection, Short-circuit protection, and Reverse Polarity Protection. However, always exercise caution.

Image 2.1: MultiProtect safety features of the Haisito C240 charger.
3. Package Contents
Carefully unpack the box and verify that all items listed below are present and in good condition. If any items are missing or damaged, contact your retailer.
- Haisito C240 Dual LiPo Balance Charger
- AC Power Cable
- Instruction Manual
- Balance Boards (Quantity may vary)
- 2 x XT60 Plug Charge Cables
- 2 x T-Tamiya Plug Charge Cables
- 2 x 4mm to Deans Charge Cables
- 2 x T-Crocodile Clip Charge Cables
- DC Input Cable

Image 3.1: Haisito C240 package contents.
4. Product Overview
Familiarize yourself with the various ports, buttons, and indicators on the Haisito C240 charger.

Image 4.1: Front and rear panel overview of the Haisito C240 charger.
4.1 Front Panel Controls and Ports
- Output Port: Connect the main charge lead from the battery.
- Balance Port: Connect the balance lead from the battery for cell balancing.
- Temp. Port: For connecting an optional temperature sensor (not included).
- Batt Type/Stop Button: Used to select the main program or stop an ongoing operation.
- Start/Enter Button: Used to resume or start an operation, and to confirm selections.
- Dec/Inc Buttons: Used to select sub-programs or alter parameter values.
4.2 Rear Panel Controls and Ports
- Fan: Internal cooling fan for heat dissipation.
- DC 11-18V Input: For connecting an external DC power source.
- PC Link: USB port for connecting to a computer for firmware updates or data logging.
- ON/OFF Switch: Main power switch for the charger.
- AC Input 100-240V: For connecting the AC power cable to a wall outlet.
5. Setup
5.1 Power Connection
- AC Power: Connect the provided AC power cable to the "AC Input 100-240V" port on the rear of the charger, then plug the other end into a suitable wall outlet.
- DC Power: Alternatively, connect the provided DC input cable to the "DC 11-18V Input" port on the rear of the charger. Connect the other end to a stable DC power source (e.g., a car battery or a regulated power supply) within the specified voltage range.
- Flip the ON/OFF switch to the "ON" position. The charger display will illuminate.
5.2 Battery Connection
Before connecting any battery, ensure the charger is powered on and you have selected the correct program for your battery type.
- Identify the correct charge lead for your battery (e.g., XT60, T-Tamiya, Deans).
- Connect the main charge lead to the corresponding Output Port (Channel 1 or Channel 2) on the front of the charger.
- For LiPo, Li-ion, LiFe, and LiHV batteries, also connect the battery's balance lead to the appropriate Balance Port (Channel 1 or Channel 2). Ensure the balance lead is connected correctly, observing polarity.
- Connect the main charge lead to your battery. Ensure correct polarity.
Important: Always connect the balance lead for lithium batteries to ensure safe and balanced charging.
6. Operating Instructions
The Haisito C240 supports various battery types. The following sections detail the general steps for common charging and discharging operations.

Image 6.1: Supported battery types for the Haisito C240 charger.
6.1 General Navigation
- Use the Batt Type/Stop button to cycle through main battery programs (e.g., LiPo, NiMH, Pb).
- Once a main program is selected, use the Dec/Inc buttons to navigate through sub-programs (e.g., Charge, Balance, Fast Charge, Storage, Discharge).
- Press Start/Enter to select a sub-program or to enter parameter adjustment mode.
- While in parameter adjustment mode, use Dec/Inc to change values (e.g., charge current, cell count).
- Press Start/Enter again to confirm the adjusted value.
- To start an operation, press and hold Start/Enter for a few seconds after setting all parameters.
- To stop an operation at any time, press the Batt Type/Stop button.
6.2 Charging Lithium Batteries (LiPo/Li-ion/LiFe/LiHV)
- Connect the battery to the charger (main lead and balance lead).
- Use Batt Type/Stop to select the appropriate lithium battery type (e.g., "LiPo BATT").
- Use Dec/Inc to select the desired operation (e.g., "LiPo BALANCE CHG" for balanced charging, "LiPo CHARGE" for standard charging, "LiPo FAST CHG" for faster charging, "LiPo STORAGE" for storage charge, "LiPo DISCHARGE" for discharging).
- Press Start/Enter to enter parameter settings.
- Adjust the Charge Current using Dec/Inc buttons. Refer to your battery's specifications (typically 1C, where C is the battery's capacity in Ah). The maximum charge current is 10A per channel.
- Adjust the Cell Count (e.g., 3S for a 3-cell LiPo) to match your battery. The charger supports 1-6S for lithium batteries.
- Press Start/Enter to confirm settings.
- Press and hold Start/Enter to begin the charging process. The charger will perform a cell count verification. Confirm if correct.
- Monitor the charging process on the display. The charger will automatically stop when complete.
6.3 Charging NiCd/NiMH Batteries
- Connect the battery to the charger (main lead only).
- Use Batt Type/Stop to select "NiMH BATT" or "NiCd BATT".
- Use Dec/Inc to select "NiMH CHARGE" or "NiCd CHARGE".
- Press Start/Enter to enter parameter settings.
- Adjust the Charge Current using Dec/Inc buttons.
- Adjust the Cell Count (1-15 cells).
- Press Start/Enter to confirm settings.
- Press and hold Start/Enter to begin charging.
6.4 Charging Pb (Lead-Acid) Batteries
- Connect the battery to the charger (main lead only).
- Use Batt Type/Stop to select "PB BATT".
- Use Dec/Inc to select "PB CHARGE".
- Press Start/Enter to enter parameter settings.
- Adjust the Voltage (2-20V) to match your battery.
- Adjust the Charge Current.
- Press Start/Enter to confirm settings.
- Press and hold Start/Enter to begin charging.
6.5 Discharge Function
The charger can discharge batteries. This is useful for preparing batteries for storage or for cycling NiCd/NiMH batteries.
- Connect the battery.
- Select the appropriate battery type program.
- Navigate to the "DISCHARGE" sub-program.
- Set the discharge current (0.1-2A per channel) and the desired end voltage.
- Press and hold Start/Enter to begin discharging.
7. Maintenance
- Cleaning: Use a soft, dry cloth to clean the charger's exterior. Do not use solvents or abrasive cleaners. Ensure no dust or debris obstructs the cooling fan.
- Storage: Store the charger in a cool, dry place away from direct sunlight and moisture when not in use.
- Cable Inspection: Regularly inspect all cables and connectors for signs of wear, damage, or corrosion. Replace damaged cables immediately.
- Firmware: Periodically check the manufacturer's website for potential firmware updates. The PC Link port can be used for this purpose.
8. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Charger does not power on. | No power supply; power cable loose; ON/OFF switch off. | Check AC/DC power connection; ensure ON/OFF switch is in "ON" position. |
| "INPUT VOLTAGE ERROR" displayed. | Input voltage is outside the acceptable range (AC 100-240V, DC 11-18V). | Verify your power source voltage. |
| "CELL COUNT ERROR" displayed. | Detected cell count does not match user-set cell count for lithium batteries. | Recheck battery cell count and charger settings. Ensure balance lead is properly connected. |
| "CONNECTION BREAK" displayed. | Battery not properly connected or connection lost during operation. | Check all battery connections (main lead and balance lead). |
| Charger gets excessively hot. | Poor ventilation; high ambient temperature; internal fault. | Ensure adequate airflow around the charger. Reduce charge current if possible. Stop operation and allow to cool. |
9. Specifications
| Input Voltage | AC 100-240V / DC 11-18V |
| Charge Power | AC Mode: CH1 + CH2 = 150W DC Mode: 120W x 2 = 240W |
| Charge Current Range | 0.1-10.0A x 2 |
| Discharge Current Range | 0.1-2.0A x 2 |
| LiPo/Li-ion/LiFe/LiHV Cell Count | 1-6S |
| NiCd/NiMH Cell Count | 1-15S |
| Pb Battery Voltage | 2-20V |
| Smart Battery Support | I, II, III |
| Protection Features | Overcurrent, Over-temperature, Overvoltage, Short-circuit, Reverse Polarity |
10. Warranty and Support
For warranty information, technical support, or service inquiries, please refer to the warranty card included in your product packaging or visit the official Haisito website. Keep your purchase receipt as proof of purchase for warranty claims.
Manufacturer: Haisito
Model: C240