BLUETTI Charger 2 power generator, 1200 W generator and solar dual DC charger

BLUETTI Charger 2, 1200W Generator & DC-DC Charger, Dual Inputs (Car + Solar), 13X Faster Car Charging for Portable Power Station, Emergency Jump Start for Road Trips & RVs

Why choose Charger 2?

• Simultaneous charging via alternator and solar energy: Charge via your car or your solar panels, or both at the same time. No switching, no unplugging.
• Up to 1200W of power: 13 times faster than conventional car sockets and 2 times faster than Charger 1, so your power station is always fully charged on the go.
• Continuous power supply, while driving or stationary: The industry’s first battery link technology delivers expandable power for refrigerators, lighting and DC panels.
• Support for 12V/24V devices: Up to 600W DC output via DC hub, no additional converters required.
• Wide compatibility: Works with all BLUETTI power stations and 95% of third-party models.
• Remote control: Monitor the charging process, energy flow and consumption in real time via Bluetooth or Wi-Fi with the BLUETTI app.

The world’s first generator charger as an intelligent energy hub
connects your generator, starter battery, power station, solar panels, DC hub, and auxiliary batteries into a smart ecosystem. Enjoy less hassle, faster charging, and better energy management. Gain greater safety while driving, camping, or operating off-grid.

• Intelligent planning : Charger 2 is your central energy hub. It automatically balances power input and output and reverse-charges your vehicle system based on real-time conditions and your preferences.
• Charging power stations : Easily charge your BLUETTI power stations via your vehicle, solar panels or another BLUETTI device using a bidirectional cable.
• Emergency jump-start for cars : If your car battery gets weak, Charger 2 can safely recharge it using solar power or a BLUETTI power station or auxiliary battery, so you’ll never be stranded.
• Always-on DC power supply : Power your DC devices while driving, and when the engine is turned off, Charger 2 switches to other sources to keep your devices running and prevent your car battery from being drained.

1200W alternator + solar charging:
Draw up to 1200W from your vehicle and solar panels – charging 13 times faster than a standard car socket and 2 times faster than the Charger 1. Select one or both sources without switching or unplugging, and stay fully charged on the go or off-grid without any hassle.

• BLUETTI Charger 2 (1,200 W max.) : <1 hour, 13 times faster
• BLUETTI Charger 1 (560 W max.) : 2+ hours, 6 times faster
• Car socket (96 W max.) : 13+ hours.
  Note: Estimated charging time for 1 kWh.

Suitable for BLUETTI & Beyond.
Compatible with all BLUETTI models and most other power stations. Easy to set up and ready for anything you want to add later.

12V/24V DC output via DC hub.
Up to 600W dual-voltage power – no boost modules, no messy wiring. Seamlessly power your car refrigerator, lighting, fans, or other 12V/24V devices. Simply plug and play.
*Note: An Anderson adapter cable is required for connection to the DC panel; the DC panel is not included with the DC hub.

Protected by design

• Comprehensive protection : Stay safe thanks to integrated protective devices, including temperature control, overvoltage, overcurrent and undervoltage protection.
• Smart charging : Charging begins when you start driving and stops when you park. No manual control required. No impact on your vehicle’s starter battery.
• Compatible with smart alternators : Seamless communication with smart alternators thanks to D+ signal support for smoother and more efficient charging.

Take full
control of your energy with the BLUETTI app. View system status, track energy consumption, and manage everything in real time, from anywhere. The app also automatically detects connected power plants and adjusts settings for a seamless, hassle-free experience.

Is the upgrade worth it?
Two inputs, reverse charging, twice as fast – Charger 2 is the smart upgrade.

Specifications

EXIT

• CHG connection (charging power of the power station): 12–56 V, 24 A, 1200 W Max.
• DC PANEL connection (48V DC output power): 40–58.5V, 2.5A bypass 600W max. (12V output requires DC hub;
  total 600W distributed across USB-A, USB-C, cigarette lighter, DC 5521 and 50A Anderson ports)
• BAT connection (Aux battery input/output power): 19.2 V – 52 A, 25.6 V – 39 A, 51.2 V – 19.5 A, 1000 W max.
• Reverse charging: 100 W, 50/60 Hz

ENTRANCE

• ALT connection (generator input/output): 12.8 V – 62.5 A, 25.6 V – 31.3 A Max. 800 W
• PV connection (solar input): 13–50 V, 20 A Max. 600 W

GENERALLY

• Protective devices: Short circuit, reverse polarity, overcurrent, over/undervoltage
• Compatibility: All BLUETTI products and 95% of third-party portable power stations
• Fuse: 75 A
• Operating temperature: -20 °C to 60 °C (4 °F to 140 °F)
• Power reduction at temperatures above 40 °C (104 °F)
• Storage temperature: -20 °C to 60 °C (4 °F to 140 °F)
• Protection class: IP20
• Noise level: ≤50 dB
• Weight: 1.59 kg (3.51 lbs)
• Weight: Approx. 1.2 kg / 2.645 lbs
• Dimensions (L x W x D): 265 × 169 × 69.7 mm (10.43 × 6.65 × 2.74 in)
• Warranty: 2 years
• Operating altitude: <2,000 m (6,561 ft)
• Operating humidity: 10% to 90%

FAQ

Q1: Which power stations are compatible with the Charger 2? Can it charge third-party power stations?
A1: The Charger 2 is compatible with all BLUETTI power stations and most third-party power stations that use MC4 connectors for solar charging. However, some third-party power stations may have unstable charging rates.
Q2: The Charger 2 can draw up to 800W from the alternator and up to 600W from the solar panel. What is the charging strategy for a constant power output of 1200W?
A2: The total charging power is limited to 1200W. Solar input always takes priority; the remainder is supplied by the vehicle’s starter battery and, if necessary, by the BLUETTI auxiliary battery for stationary operation.
Here’s how it works:
• If the solar panels deliver 600W, the starter battery delivers 600W.
• If the solar panels deliver 400W, the starter battery delivers 800W.
• If the solar panels deliver 200W, the starter battery delivers 800W, and the remaining 200W comes from the auxiliary park battery to complete the 1200W charge.
Q3: Which vehicle battery can power the Charger 2?
A3: The Charger 2 works with standard 12V or 24V car batteries, or with two 12V batteries connected in series.
Q4: Do I need to adjust the Charger 2 for different power stations?
A4: Yes, after activating the Charger 2, adjust the charging voltage to your power station’s specifications using the BLUETTI app.
1. For smaller power stations (such as AC2A, EB3A, EB55, EB70S, AC60, and AC50B), use the default setting (28V).
2. For larger power stations (such as AC70, AC180, AC180T, Elite 100 V2, Elite 200 V2, Elite 300, Elite 400, AC200MAX, AC200L, AC240, Apex 300, AC300, and AC500), set a higher voltage.
Q5: What is Auto-Connect, and does it work with all BLUETTI models?
A5: Auto-Connect automatically adjusts the Charger 2’s output voltage to match your power station. It works with most BLUETTI models, except for the AC200MAX, which requires manual voltage adjustment.
Q6: Why can’t I use an extension cable between the Power Station (CHG) and the Extension Battery (BAT)?
A6: This creates a current loop between the power station and the extension battery, which can lead to system malfunctions.
Q7: Will Charger 2 damage my car battery or reduce its lifespan?
Q7: No, Charger 2 adjusts its power output to protect your car battery. If the voltage is too low, it reduces the power; if it’s too high, it increases the power. It stops charging if the voltage drops too low (12V/26V). With proper care, it will not harm your car battery.
Q8: Can I use my DC hub with Charger 2?
A8: Yes, you can, however, it will lack the interactive features of Charger 2 and will only function as a basic DC power distributor.
Q9: Which cars are compatible with Charger 2?
A9: Charger 2 is compatible with all cars that have a 12V or 24V starter battery, including RVs, vans, and trucks.
Q10: Why do I need Charger 2? How is it different from a cigarette lighter socket?
Q10: Because it charges much faster than a standard car charger, which only delivers 80–90 W at 12 V or about 200 W at 24 V. The Charger 2 can draw up to 1,200 W from the alternator and solar panel, even exceeding the 560 W of the Charger 1.
Q11: What is the operating voltage for the Charger 2?
A11:
For 12 V cars: Power on at 12.5 V, start charging at 12.6 V, stop charging below 12.0 V.
For 24 V cars: Power on at 25.0 V, start charging at 25.2 V, stop charging above 26.0 V.
Q12: Why is there no power input when using a non-BLUETTI power station, even with solar power connected?
A12: Some third-party power stations may experience power fluctuations or charging issues. Adding a BLUETTI auxiliary battery can resolve this issue.
Q13: Is the D+ signal cable included? And how should it be connected?
A13: The D+ signal cable is sold separately. It has a 2-pin connector with a 5.08 mm pitch and 24 AWG wire. See the Charger 2 support video for wiring details.

Q14: Why does my power station blink when I connect it for the first time via smart detection? Is this normal?
A14: Yes. When you connect the power station, the Charger 2 briefly sends power for verification. This can cause a brief blink, but within seconds the device will be recognized and everything will work perfectly.
Q15: When should I use the reverse charging function?
A15: Reverse charging has three modes for different situations:
1. Emergency Jump Start: Quickly recharges a dead or weak car battery so you can start the engine.
2. Maintenance Charge: Continuously provides your battery with a small amount of charge to maintain it over the long term.
3. Pulse Maintenance: Uses controlled pulses to reduce battery sulfation, improve recovery, and extend battery life.
Q16: When should I use the Pulse Maintenance mode and for how long?
Q16: Use the pulse maintenance mode if the vehicle’s starter battery has not been used for an extended period or is in a state of deep discharge. Each session should last approximately 30 minutes.
Q17: How can I keep the DC Hub running even when the engine is off?
A17: Connect a battery to the BAT port to power the DC Hub even when the engine is off. Solar power is not always stable.
Q18: Can I use Charger 2 for hybrid or electric vehicles (EVs)?
A18: Charger 2 works with hybrid vehicles, which have both a starter battery and an alternator. Due to their different battery and charging systems, it does not support electric vehicles.
Q19: Will Charger 2 drain my car battery? Do I need to turn it off manually?
A19: No, Charger 2 automatically stops drawing power from the car battery 3–6 seconds after the engine is turned off, preventing battery discharge. While the engine is running, it remains active and can be controlled via the BLUETTI app, allowing you to start and stop charging as needed. The new D+ signal also ensures seamless operation with smart alternators.
Q20: Why isn’t the emergency jump start working?
A20: The emergency jump start only works if your starter battery voltage is below 12.6V. If the battery voltage is above this, the jump start will not activate.
Q21: Will using Charger 2 affect my car’s fuel consumption?
A21: Charger 2 utilizes excess energy from the alternator, so it has a minimal impact on your car’s fuel consumption.
Q22: What safety precautions should I follow when installing it myself?
A22:
• Make sure your vehicle is switched off before you begin.
• Only touch one terminal at a time (positive or negative) to avoid electric shock.
• Wear safety glasses and gloves for protection. For best results, we recommend professional installation.
Q23: What tools do I need to install Charger 2?
A23: You will need a wrench to tighten the cable connections, a screwdriver for fastening, and possibly a drill and a mounting plate if you plan to install it in your trunk. Ensure there is sufficient space for ventilation.
Q24: Does Charger 2 need to be installed exactly according to the instructions?
A24: No, you can install Charger 2 anywhere as long as there is enough space for adequate ventilation of the fan.
Q25: Can I install Charger 2 if I’m not very knowledgeable about cars?
A25: Yes. We offer a step-by-step installation video that makes the process easy, even for beginners.
Q26: Why isn’t Charger 2 charging my power station while driving?
A26: If Charger 2 isn’t charging, try the following:
1. Turn off the engine and check all cable connections. Make sure the positive and negative cables are securely connected.
2. Restart your engine and check the indicator light on Charger 2. Refer to the user manual to see what the light means and whether Charger 2 is working properly.
3. Let your engine run for a few minutes to fully charge the car battery. Charger 2 won’t work if the car battery is too weak. If the problem persists, contact our customer support for assistance.
Q27: Can I save a specific charging setting for a particular power station?
A27: Yes, you can save a custom charging setting as the default for a specific power station. If you switch to a different power station, you will need to adjust the charging voltage accordingly.

Q28: Why isn’t my BLUETTI Power Station charging at 1200W?
A28: First, make sure your power station can handle a DC input power of 1200W.
Then, check the output voltage of Charger 2. The default setting is 27V, but to achieve a charging power of 1200W, you need to set it to 56V.
Q29: Will Charger 2 still work if my car gets very hot in the sun?
A29: Yes, Charger 2 operates in temperatures ranging from -20°C to 60°C (-4°F to 140°F). If it gets too hot, the built-in fan will activate to cool the unit.
Q30: How much power does Charger 2 actually draw?
A30: Charger 2 draws up to 66.6A from a 12V car and 33.3A from a 24V car.
Q31: Why is the Charger 2’s 1200W output 13 times faster than normal in-car charging?
A31: A typical cigarette lighter socket delivers about 80–100W. The Charger 2 delivers a stable 1200W, making it approximately 13 times faster.
Q32: Will installing the Charger 2 affect my car’s warranty?
A32: Check with your vehicle manufacturer before installation to ensure your warranty will not be voided.
Q33: How should I maintain the Charger 2?
A33:
Regularly check and tighten the screws.
Keep it clean and dry.
Ensure good ventilation for cooling.
Q34: Can I replace the circuit breaker on the Charger 2 with a fuse?
A34: Yes. A fuse will immediately cut off the power supply in the event of a short circuit on the vehicle battery side, protecting both the vehicle battery and the Charger 2. You can also add an external circuit breaker for additional protection.
Q35: What happens if the input power exceeds 1200 W?
A35: Solar power takes priority up to a power output of 600 W. The charging power to the starter battery is automatically reduced. Once the charging station’s charging limit is reached, excess power is directed to the auxiliary park batteries.
Q36: Why does the system shut down when I connect the AC200L and B300K?
A36: Do not use extension cords when connecting the AC200L and B300K. This creates a current loop between the charging station and the auxiliary battery, which can cause system malfunctions.