Skip to product information
1 of 7


PV Voltage Step Down Module (D300S)

Regular price $599.00 USD
Regular price $599.00 USD Sale price $599.00 USD
Flash Sale Sold out

LOWEST PRICE PROMISE - In the rare scenario that you find this item cheaper elsewhere, please let us know. We will beat the price in most cases!

Click to read our Lowest Price Guarantee details.

FREE SHIPPING. Estimated delivery date is 3-10 days from the order date. We will email you tracking number once your order is shipped.

Click to read our detailed Shipping Policy.

Kindly note that this accessory can not be sold alone. We can only ship out any Bluetti accessory as a bundle with the main compatible Bluetti products.

Applicable Models: AC300/EP500/EP500Pro

Buy this if you need to reduce the open-circuit voltage of already installed rigid/roof solar panels in your house to match with the input specs of EP500 / EP500Pro / AC300. Doesn't require changing the original installation and connection method of solar panels in your house. Please note that this PV voltage step-down module doesn’t work with solar panels that have built-in microinverters, or open circuit voltage over 550V.


  • Steps down the voltage of rigid panels to 120V from 550V and allows your EP500/EP500Pro/AC300 to have a chance to connect with roof/rigid panels for 2400W Max. solar charging.
  • Supports 3000W Max input
  • 3000W Max output
  • IP54 Rating

Click to view User Manual - PV VOLTAGE STEP DOWN MODULE(D300S)

Package Contents



12 months hassle-free warranty by the manufacturer

Customer Reviews

Be the first to write a review
  • from authorized retailer and receive excellent customer service always.

  • ...get manufacturer direct orders with all applicable warranties.

  • ...avail free and fast shipping as all orders ship from US.

  • ...are covered by our 30 days return policy.

  • no extra taxes or hidden charges at checkout.

  • ...have the peace of mind of 100% secure checkout.