Manufacturer product image. Review the included items below.
Manufacturer product image. Review the included items below.
BLUETTI D40 DC-DC battery charger
DC-DC battery charger
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A DC-DC battery charger that delivers 12 V at 30 A, up to 400 W, from a BLUETTI AC200L.
- AC200L · Compatible equipment
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What this equipment is for
Charges an RV house battery or starter battery; it works with LiFePO4, AGM/gel, lead-acid and calcium batteries.
What to check before buying
BLUETTI lists the AC200L as the compatible model. The AC200L and cables are sold separately.
Specifications
For AC200LSKU A-BM-D40-UF-O9V15V4
Connections & expansion
- Compatible equipment
- AC200L
Manufacturer specifications for the selected configuration.
Your questions.
Who is this equipment for?
Charges an RV house battery or starter battery; it works with LiFePO4, AGM/gel, lead-acid and calcium batteries.
What should I verify before choosing?
BLUETTI lists the AC200L as the compatible model. The AC200L and cables are sold separately.
What warranty applies?
Manufacturer warranty terms are on the BLUETTI product page. Warranty service is requested directly from BLUETTI, in the BLUETTI app or on its online service page.
What about delivery and returns?
Installation is separate. For a return or exchange, contact BetterPowered; it follows BLUETTI’s policies.
Which payment methods do you accept?
Pay securely by credit or debit card. Affirm and Klarna offer payment plans for eligible personal equipment purchases. Checkout shows the methods available for your order.
Can I finance my purchase?
Yes. Choose Affirm or Klarna at checkout for eligible personal equipment purchases. Review your payments and terms before accepting. For contractor-managed installation projects, ask about BetterPowered Capital. Financing is subject to eligibility and approval.
Can I place an order?
Yes. Add the equipment to your cart and complete secure checkout on the website or in the app. Review your delivery address, taxes, total and return terms before paying.