Pylontech US2000 Battery Charging Manual

Charging Guide for Pylontech US2000 / US3000 /
US5000 Using a Bench Power Supply
⚠️ Important Safety Notes (Read Before Proceeding)
Before connecting any equipment:
✅ Only one battery should be charged at a time — isolate it from any other batteries.

❌ Do not connect short DC cables (orange and black), inverter communication cables, link cables, or

long DC cables during this process.
✅ Use a clean bench setup with only the bench power supply and the Pylontech battery.


Refer to manufacturer manual for detailed operating instructions.
�� Equipment Required

Bench power supply (capable of setting constant voltage of 52.5V and current control)

Charging cables with secure connectors

Pylontech US2000 / US3000 / US5000 battery

Optional: USB or WiFi diagnostic kit from
⚙️ Step-by-Step Charging Procedure
1. Set Up the Power Supply (Before Connecting the Battery)

Set output voltage to 52.5V.

Set initial current limit to 5A.

Ensure output is off (or disconnected physically) until ready.
2. Prepare the Battery

Place the battery in a safe, well-ventilated area.

Ensure the rocker switch (main power switch) on the battery is turned ON.

Do not press the red SW button — the battery will activate automatically when DC voltage is applied.
3. Connect and Begin Charging – Stage 1

Turn on the power supply output (or connect the leads).

Connect the bench power supply output to the battery DC terminals.

The battery will activate automatically and begin charging. The SOC LED's will start to flash to show its
receiving a charge.

Charge at 52.5V / 5A until current drops to 0A
Figure 1 - TPS-C605 0-60V 5A DC PSU
www.servtec.co.uk