JUNCTEK Manuals & User Guides

JUNCTEK (Hangzhou Junce Instruments Co., Ltd.) is a manufacturer specializing in the research, development, and production of digital measuring instruments and power electronic modules. The brand is well-regarded in the DIY, solar, and automotive communities for its affordable yet feature-rich battery monitoring systems.

Their product lineup includes the popular KG and KL series of Bluetooth Coulomb counters, which provide real-time tracking of voltage, current, and battery capacity via smartphone apps. Additionally, JUNCTEK produces programmable signal generators and DC power supplies used in laboratories and electronic testing environments.

• How do I connect my JUNCTEK battery monitor to the mobile app?

  Download the specific app for your model (e.g., KG-F or KL-F series), enable Bluetooth on your device, and search for the device within the app's system settings.

• Why is my battery capacity reading inaccurate?

  Inaccurate readings often occur if the zero capacity or full capacity voltage isn't set correctly. It is recommended to perform a full charge and discharge cycle to calibrate the meter.

• Does the JUNCTEK monitor measure current in both directions?

  Yes, JUNCTEK Coulomb counters automatically identify and measure current flow in both charging and discharging directions.

• Where can I find the latest firmware for my device?

  Firmware updates for Bluetooth-enabled models are often handled directly through the mobile application under system settings.