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ToolKitRC M8AC Manual

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M8
AC
Manual V1.0
2025.02
www.toolkitrc.com
ToolkitRC Technology (Shenzhen) Co., Ltd
1
@ToolkiRC 2025

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Summary of Contents for ToolKitRC M8AC

  • Page 1 Manual V1.0 2025.02 www.toolkitrc.com ToolkitRC Technology (Shenzhen) Co., Ltd @ToolkiRC 2025...

  • Page 2: Introduction

    Introduction Thank you for purchasing the M8AC balance charger, please read this manual carefully before use. Key Points Tips Important Information Further information To ensure you have the best experience with this product, please follow us on Facebook @ToolkitRC to stay up to date with news, information and firmware updates for your charger;...

  • Page 3: Safety

    Safety 1. allows input voltage of DC 7-35V or AC 100-240V. Ensure the charger is only connected to a suitable power source and correct polarity. 2. Do not use this product in hot, humid, flammable or explosive environments. 3. Please do not use this charger without supervision. Never leave charging batteries unattended.

  • Page 4: Table Of Contents

    Introduction ............2 Key Points ............2 Further information .......... 2 Safety ..............3 Contents ............4 M8AC Layout ............ 7 Quick start ............8 Charge and discharge settings......9 1. Battery type setting ........9 2. Cell Setting ..........12 3.
  • Page 5 8. NiMH setting (PeakV) ......... 17 9. Cycle setting ..........18 10. Smart battery setting ........ 20 Charge and discharge work ......21 Accessibility ............. 25 3. Signal output ..........27 4. ESC test............30 5. Power ............30 System settings ..........31 Other functions ..........

  • Page 6: Product Description

    Product description The M8AC is a multifunctional tool that integrates functions such as a balance charger and discharge, a signal measuring device, and a signal source. Support AC or DC dual input。  Charges, discharges and balances (where  applicable) LiPo, LiHV, LiFe, Lilon, LTO 1-8S, NiMH 1-20S, PB 1-12S batteries.

  • Page 7: M8Ac Layout

    M8AC Layout Display Exit button Output port Balance port TYPEC Signal port output Scroll wheel Front DC input AC input Cooling fan Back @ToolkiRC 2025...

  • Page 8: Quick Start

    Quick start 1，Connect a 7-35V or AC 100-240V power supply or Battery/Power Bank to the input port on the back of the M8AC. 2，The display shows the boot logo and stays for 2 seconds. 3，A welcome sound (voice pack dependent) is played simultaneously.

  • Page 9: Charge And Discharge Settings

    Charge and discharge settings In the main interface, select and short press the [ Scroll ] to enter the charging function, open the battery wheel selection option in system settings, and the following interface will be displayed. 1. Battery type setting Scroll the [Scroll Wheel], and select one of the presets, or create a new battery.
  • Page 10 [Scroll Wheel] to modify the battery type, the display is as follows: The charger supports charging and discharging of 6 types of batteries: Lipo, LiHV, LiFe, Lion, LTO, NiMh, and PB. There is also a smart battery mode to choose from. After selecting the battery type that matches the battery on charge, short press the [Scroll Wheel] and [Exit] to save and return to the main interface.
  • Page 11 polymer battery with a nominal voltage of 3.70V and a fully charged battery of 4.20V. 2, LiHV: often referred to as a high-voltage lithium battery with a nominal voltage of 3.85V and a fully charged battery of 4.35V. 3, LiFe: often referred to as iron-lithium battery, with a nominal voltage of 3.30V and a fully charged battery of 3.60V.

  • Page 12: Cell Setting

    2. Cell Setting Move the cursor to [Battery Section], then short press the [Scroll Wheel] to modify the number of cells. The display is as follows: Rotate the [Scroll wheel] to adjust the value. When set to [Auto], the charger will automatically identify the number of cells by checking the total voltage against the balance port data.

  • Page 13: Work Mode

    3. Work Mode Move the cursor to [Mode] and short press the [Scroll Wheel] to modify the work mode, as shown in the figure below: Lipo, LiHV, LiFe, Lion, LTO batteries can be charged, discharged, stored or destroyed. NiMh battery can be charged, discharged, cycled or destroyed.

  • Page 14: Discharge Mode

    4. Discharge mode Under discharge, storage, and cycle modes, the option of discharging the battery will appear. Move the cursor to [Discharge Mode] and short press the [Scroll Wheel] to modify the discharge mode, as shown below: The charger supports 2 discharge modes. 1.

  • Page 15: Max Input Voltage

    5. Max input voltage When the discharge mode is selected to recycle, the Max input voltage option will appear. Move the cursor to [Max Input Vol.] and short press the [Scroll Wheel] to adjust. If the input voltage reaches this voltage value during discharge, the discharge will stop.

  • Page 16: End Voltage Setting (Tvc)

    6. End voltage setting (TVC) Move the cursor to [End Voltage] and short press the [Scroll Wheel] to modify the end voltage for the individual cells. When charging, it is the charge cut-off voltage, and the range is plus or minus 50mV of the full voltage. When discharging, it is the discharge cut-off voltage.

  • Page 17: Current Setting

    7. Current setting Move the cursor to the [Charge Current] or [DisCHG Current] position, and short press the [Scroll Wheel] to modify the current. Rotate [Scroll Wheel] to adjust the value, step by 0.1A. Scroll [Scroll Wheel] quickly to increase or decrease. The charger supports up to 20.0A. ================================================= Tips: 1.

  • Page 18: Cycle Setting

    range of which can be set is 5mV-15mV, as shown below: =================================== Tips:1, This function is only available on NiMH cells PeakV: The maximum voltage drop per cell, when the nickel-metal hydride battery is fully charged =================================== 9. Cycle setting When the battery type is NiMh, and under cycle mode, the option of Cycle time and Rest time will appear, as shown below:...
  • Page 19 Move the cursor to [Cycle times] and short press the [Scroll Wheel] to set the range of cycle times to 2-12. The charger will follow the pattern: discharge->charge->discharge->charge.."Discharge -> charge" is 2 times. Move the cursor to [Rest time] and short press the [Scroll Wheel] to set the rest time of cycle charge.

  • Page 20: Smart Battery Setting

    10. Smart battery setting When UAV battery is selected as the battery type, there are only two options for battery setting: drone type and Max current. As shown below: Move the cursor to [Drone model] and short press the [Scroll Wheel] to select between different drone models.

  • Page 21: Charge And Discharge Work

    Charge and discharge work When charging and discharging starts, the charger enters the following interface: Rotate [Scroll Wheel] on this interface to toggle between three different displays. P1: Power selection in system settings 24.00V: Input voltage 10.0Wh: Accumulated power consumption 45.0℃: The internal temperature of the charger V : Constant voltage sign C: Constant current sign 24.01V: Main port voltage...
  • Page 22 the charge current or stop charging. As shown below: To end the charge and discharge process, short press the [Scroll Wheel], move the cursor to [Stop], short press the [Scroll Wheel], stop charging and return to the main interface. When charging is complete or a charge error occurs, a popup will appear along with an audible tone.
  • Page 23 T:32mΩ: Total of internal resistance. Scroll the [Scroll Wheel] to switch to the third page, which shows general information. As shown below: Charging: Indicates the current charging status 4.20V/2.00A: end voltage/charge current 48.2W: The current charging power =================================== Tips: 1. When charging and discharging, never leave the cells unattended.
  • Page 24 set to automatic, make sure that the cell count matches what is detected. =================================== @ToolkiRC 2025...

  • Page 25: Accessibility

    Accessibility After selecting and long pressing [Exit] in the main interface, you can enter the auxiliary function interface, as shown below: 1. Measure resistance Short press the [Scroll Wheel] to test the internal resistance of the connected battery and return to the main interface display.
  • Page 26 Select PPM, as shown below: Select SBUS, short press the[Scroll Wheel] to display [channels 1-8], [channels 9-16], and overall status. As shown below: @ToolkiRC 2025...

  • Page 27: Signal Output

    3. Signal output Move the cursor to Signal Output, short press the[Scroll Wheel] to enter the Signal Output interface Scroll the [Scroll wheel] to select the type of signal to be tested. Choose PWM. Scroll the [Scroll Wheel], move the cursor to [Manual], short press the [Scroll Wheel] to set the output mode, which can be set to manual, auto 1, auto 2, and auto 3.
  • Page 28 When set to auto 1, 2, 3, the pulse width value of output PWM will automatically change at 3 different speeds. The width can be set from 800 to 2200us. The cycle can be set between: 2.5ms (400hz) to 50.0ms (20hz). As shown below: Select PPM, scroll the [Scroll wheel] to move the cursor to the value of the channel to be modified.
  • Page 29 width value of this channel. As shown the following 3 pictures: @ToolkiRC 2025...

  • Page 30: Esc Test

    4. ESC test Select ESC test with the cursor, short press the [Scroll Wheel] to enter the ESC test mode, scroll the [Scroll wheel], move the cursor to pulse width/ cycle, short press the [Scroll Wheel] to change the corresponding value.

  • Page 31: System Settings

    System settings After press and hold [Scroll Wheel] in the main interface, you can enter the system setting interface Short press to expand the settings. As shown below: Input settings: Input power related settings, Power selection: Preset power 1, power 2, power 3 Power type: Choose between battery pack and adapter.
  • Page 32 port during charging. Voltage range: Input voltage range Security Settings: Short press to expand settings. As shown below: Safe Inter. Temp.: Charging will stop when the temperature of the device exceeds this value. Safe Exter. Temp.: Charging will stop when the temperature of the environment exceeds this value.
  • Page 33 Backlight: The backlight brightness level of the display, can be set from 1-10 Operation volume: The volume value can be set to 0-10. When the setting value is 0, it is in silent operation state. Language: System display language. English, Chinese, etc.
  • Page 34 charge complete. The default is not trickle. Balance start Vol: Balance cells prior to full current charge. Default：Restore factory settings. ID：Independent ID for each device. @ToolkiRC 2025...

  • Page 35: Other Functions

    Other functions 1. Firmware upgrade After connecting the M8AC to the computer with the USB cable in the box, the computer will recognize a USB drive named Toolkit. Download the upgrade file app.upg from the official Toolkit RC website and overwrite the files in the drive to upgrade the firmware.
  • Page 36 value, modify the voltage value to match the voltmeter value. After the calibration is completed, move the cursor to save, short press once, the buzzer will beep once, the save is successful. Exit or shut down after calibration. 7, Full charge mode When the lithium battery is fully charged, it will prompt "Fast charge complete".

  • Page 37: Specifications

    Specifications AC 100-240V@MAX 2.5A Input DC 7-35V@MAX 25A LiPo LiHV LiFe Lilon LTO@1-8S Battery type NiMH @1-20S PB @1-12S Balance 1000mA @4.2V Accuracy <0.005V Power 0.1-20A@ DC600W/AC 200W 0.1-20A@600W Recycle Mode Discharge 0.1-3A@20W Internal Mode power TYPEC MAX 20.0V@65W or upgrade Voltage 1.0V-5.0V @1-8S...

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