The NEMA TT-30 and 12V/30A DC port are perfect for RVers. Meanwhile, the wireless chargers enable you to charge compatible smart phones, earphones and so on.

Q1: How to claim the warranty and extended warranty?

A:Please refer to the warranty card you received from where you have orderedthe product from. Any extended warranty, if purchased, will only take effectafter the default warranty has expired. Can the unit firmware be upgraded?The firmware including ARM, DSP, IoT and BMS can be upgraded online throughBLUETTI APP

Q2: Can it be charged and discharged at the same time?

A:Yes, the unit supports pass-through charging function for both AC and DCoutputs.

Q3: What is the UPS switching latency?

20ms from offline UpS.

Q4: Can I connect my two AC300+B300 units with a Fusion Box(P020A) toachieve double the output power, voltage and capacity?

A: Only Fusion Box Pro(P030A) can be connected two set of AC300+B300 powerstation.

Q5: Can I use third-party solar panels to charge the unit?

A: Yes, the third-party solar panels are available as long as they contain MC4connectors, besides the voltage (in series or parallel) is between 12V to 150Vand the maximum combined input power from the two pY input ports is 2400W. If the open circuit voltage of the panels is between 150V-550V, you canchoose D300s to drop down the voltage of the panels to achieve solar charging.

Q6: How do I know whether my appliance can work well with the power station?

A: Calculate how much the continuous loads are for your appliances are in total.As long as they do not exceed the rated output power of the power station, itshould work.

Q7: How can I connect the product to my main panel?

A:To install the grid-tie power system, an electrician with a professional technician