CTECHi GT200 Portable Power Station

User Manual

Safety Instructions

WARNING - When using this product, basic precautions should always be followed, including the following:

  1. Read all the instructions before using the product.
  2. To reduce the risk of injury, close supervision is necessary when the product is used near children.
  3. Do not put fingers or hands into the product.
  4. Do not expose the product to rain or snow.
  5. Use of a power supply or charger not recommended or sold by the product manufacturer may result in a risk of fire or injury to persons.
  6. Do not use the product that is damaged or modified. Damaged or modified batteries may exhibit unpredictable behavior resulting in fire, explosion or risk of injury.
  7. Do not disassemble the product. Take it to a qualified service person when service or repair is required. Incorrect reassembly may result in a risk of fire or injury.
  8. Have servicing performed by a qualified repair person using only identical replacement parts. This will ensure that the safety of the product is maintained.
  9. Turn off when not in use.
  10. Store product in a cool and dry place.
  11. Do not store the product in a hot or humid environment.
  12. Operating temperature should be between 14°F and 104°F.
  13. If the product is not used for long periods of time, you should charge and discharge once every three months.
  14. When charging a device, the product may feel warm, this is a normal operating condition and should not be cause for concern.
  15. In normal conditions, the battery performance will decline over several years.
  16. Do not clean the product with harmful chemicals or detergents.
  17. Misuse, dropping or excessive force may cause product damage.
  18. When disposing of secondary cells or batteries, keep cells or batteries of different electrochemical systems separate from each other.

*Pictures for reference only, subject to our available products

Pack List

The package includes:

Product Description

The GT200 Portable Power Station features:

The product supports various power outlets:

How to Use

Switch/Button Function

  1. Power on (DC and USB functions): Press and hold the power button for 2 seconds to power on. The DC and USB functions turn on simultaneously. If the system detects no load, the product will automatically shut down within 3 minutes.
  2. Turn on the AC function: After powering on, short press the power button again to turn on the AC function (the AC icon on the screen lights up). When the AC output is not in use, short press the power button to turn off the AC output.
  3. Shut down: Press and hold the power button for 2 seconds to manually shut down.

Combination button:

The main power switch and LED lighting switch can form a combination button, which can remain valid for a long time after the key combination is set.

DC sleep function switching:

Under normal circumstances, the DC interface and USB interface will automatically turn off after 3 minutes with no load (current less than 80mA) and enter sleep mode. To disable this, press the LED switch while holding the power switch, then release the LED switch immediately. The hibernation icon will turn off, indicating the no-load automatic shutdown function is disabled. Repeat the same action to re-enable the DC hibernation function.

AC frequency switching:

Long press the LED switch for 3 seconds while holding down the power switch. Release the LED switch first. The screen will flash twice slowly to switch to 60Hz. The same operation (screen flashes once) switches to 50Hz. The default is 60Hz.

LED lighting

  1. After power is turned on, click the lighting switch to turn on the LED light board. The LED will display the lighting status. Click again to change the display. Press and hold for 3 seconds to turn on the SOS warning light.
  2. The LED lights provide lighting for camping, field exploration, etc., and can use the SOS strobe mode to send out a distress signal in an emergency.

Kind tips! It is forbidden to use LED lights directly into the eyes!

USB/PD output function

  1. The two USB ports support a single output current of up to 3A. They intelligently identify charging equipment and automatically distribute maximum power for fast charging, with an automatic compensation function.
  2. USB 3.0 is a fast charging interface, compatible with QC3.0, and supports up to 18W output.
  3. The PD transmission port is a two-way transmission interface, supporting up to 60W input and output. It requires a charging power source of more than 60W and a charging cable with a current of more than 3A.
  4. When the detected output current of small electrical appliances is ≤80mA, the product will automatically shut down within 3 minutes in sleep mode. To continuously supply power to small appliances, turn off the sleep mode.

DC output

  1. Two DC5521 (diameter 5.5mm) 12V interfaces provide 8A (single port maximum 10A) output current. The maximum current is intelligently distributed to ensure the most suitable current for the device.
  2. Each DC5521 port can be connected to a cigarette lighter output (power requirement does not exceed 120W).

Protection mode (DC output)

Short circuit protection: When external equipment is short-circuited, the machine activates the automatic protection function, and DC stops supplying power. After the short circuit is removed, short press the power button to reset and restart the machine to restore normal DC operation.

AC output

  1. Short press the power button to enter AC mode. Connect the appliance's power plug to the AC outlet to power the device.
  2. Ensure the power of the connected AC appliance does not exceed 240W.
  3. When the charging or discharging power is too large and the internal temperature reaches 60°C or higher, the air cooling system will automatically start. The air cooling system will stop automatically once the temperature decreases.

Protected mode (AC output)

  1. This product features under-voltage protection, overload protection, short-circuit protection, and over-temperature protection. It uses a double isolation circuit for safety, reliability, and efficiency.
  2. When the machine is overloaded, over-temperature, or short-circuited, the AC icon on the screen flashes, and the machine automatically shuts down to ensure safety.
  3. If the product enters a protected state, unplug the device, remove the cause of the short circuit, and short press the power button to return to normal operation.

Display Description

The LED screen displays various indicators:

Charge this product

The battery percentage indicator shows 0%-100%. While charging, the current battery level and percent sign are always on. When recharging, the battery percent sign flashes, and the number remains on.

Charging Methods:

  1. DC charging and PD charging can be used simultaneously to maximize charging speed.
  2. It takes approximately 2.3 hours (240Wh) or 3.0 hours (320Wh) to fully charge the machine using the original power adapter and PD fast charging simultaneously.
  3. PD supports 5V=3A; 9V=3A; 12V=3A; 15V=3A; 20V=3A (maximum 60W).
  4. This product supports car charging with a voltage range of 12V and an input current of 4A.

Charge This Product MPPT Technology

The product features built-in MPPT (Maximum Power Point Tracking) technology for efficient charging via solar panels. MPPT technology is designed for wind turbines and photovoltaic (PV) solar systems to maximize power extraction under all conditions. It compares the solar panel's output voltage and the battery voltage in real-time to intelligently identify the optimal power output for charging, thereby maximizing battery charging efficiency.

Specification

AttributeDetails
ModelGT200
Capacity240Wh/320Wh
AC output waveformPure Sine Wave
InputDC/PD charging: DC:20V-3A, PD:5V=3A;9V=3A;12V=3A;15V=3A;20V=3A; (MAX 60W)
Solar charging: 12~28V=3A (MAX 60W)
Car charger charging: 12V-4A
OutputAC Output*2: 110-120V 50Hz/60Hz (Rated power: 240W, Peak power: 350W)
DC Output*2: 12V=8A (MAX 120W)
QC3.0 Output*2: 5V=3A; 9V=2A;12V=1.5A; (MAX 18W)
Type-C Output/Input: 5V/9V/12V/15V/20V=3A; (MAX 60W)
LED light3W
Cell typeLiFePO4
Cycle lifeRemaining capacity above 80% after 2000+ cycles
Charging temperature32°F and 104°F
Discharge temperature14°F and 104°F
Storage temperature14°F and 104°F
Safety protectionTemperature control, surge protection, short circuit protection, etc.
Product Size242 x 204.8 x 88mm
Weight≈3.5Kg/≈4Kg

Warranty Policy

This product has a 12-MONTH warranty from the date of purchase. For any questions or suggestions about this product, please contact CTECHI customer service. Our friendly customer service is always available to help.

Warranty card

Fill in the details below:

FieldInformation
ModelGT200
Date of purchase
Warranty period1 year from date of purchase
Name
Address
E-mail
Vendor Name

Frequently Asked Questions

  1. What type of battery is used in the CTECHI portable power station? This product uses a high-stability, non-explosive, low self-discharge rate, and long cycle life Lithium Iron Phosphate (LiFePO4) battery.
  2. Does the CTECHI portable power station use MPPT charging technology? Yes, the CTECHI portable power station utilizes MPPT (Maximum Power Point Tracking) technology.
  3. Why is the electrical product not powering on?
    1. Ensure the output button is turned ON.
    2. When connecting the power plug of an electrical product, insert it fully into the socket. If there is any water or foreign matter on the charger's connector or input terminal, remove it.
    3. Confirm that the voltage and power consumption of your electrical product do not exceed the output capabilities of this product.
    4. If the output power is exceeded, protection functions such as short circuit protection, overcharge protection, overcurrent protection, discharge protection, temperature protection, and overload protection will activate, and the portable power station will automatically shut down.

Contact Us

CTECHi provides a 12-month warranty from the date of purchase. For any questions or suggestions regarding the product, please feel free to contact us. You can reach our customer support at: support@ctechi.com.cn

Models: GT-200, GT-200 Portable Power Station, Portable Power Station, Power Station, Station

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