BLUETTI D40 DC-DC Battery Charger

Tax included.

  • - Compatible Models: AC200L
  • - 12V, 30A, 400W Max. DC Output
  • - Compatible with LiFePO₄, AGM / Gel, Lead-acid, and Calcium Batteries
  • - Charge RV House Battery via AC200L / Solar Panels / Starter Batteries
  • - House / Starter Battery Protection
  • - Charge up 12V RV Appliances

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D40: Plug-and-Play DC-DC Battery Charger for AC200L

Elevate your power experience with the D40, a compact and robust DC-DC battery charger meticulously crafted to complement our formidable AC200L power station. Engineered with cutting-edge electronic protections and input-to-output isolation, the D40 guarantees utmost efficiency and safety in every charge.
Simply integrate D40 into your RV or marine vessel, enhancing your power capabilities with reliable and efficient charging.

Universal Compatibility

The D40 offers unparalleled compatibility with diverse battery types, including LiFePO₄, AGM / gel, lead-acid, and calcium batteries.
Furthermore, when paired with the AC200L, the D40 can fuel all your 12V loads. Whether you're navigating the open road or setting sail on an adventure, the D40 ensures a hassle-free journey with reliable power delivery.

Empowering Various Sources

Unlock the true potential of your power with versatile output options of D40. Whether drawing power from the AC200L, solar panels, or the starter battery, the D40 charges your house battery or DC devices with ease. Experience uninterrupted power supply with optimal convenience and performance.

Seamless Control, Effortless Power Management

With the D40's intuitive interface, streamlining your power management has never been simpler! It features clear indicators and user-friendly controls, allowing you to stay informed with real-time charging status, fine-tune settings, and more.

Never Run Out of Power

Suitable for various occasions

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Charging Power :
400 W

Weight :
Approx. 2 kg / 4.4 lbs

Dimensions (L × W × H) :
232.7 mm × 180.7 mm × 69.2 mm / 9.2 in × 7.1 in × 2.7 in

Working Temperature :
-20°C to 45°C / -4°F to 113°F

Storage Temperature :
-20°C to 50°C / -4°F to 122°F

Working Humidity :
10% to 90%

43 dB Max.

Working Altitude:
Up to 2,000 m / 6,561 ft

Protection Grade :

DC Output

Current :
30A Max. 20A Max. (AC200L and other BLUETTI portable power stations)

Voltage :
Lead-acid 14.4V Max.
LiFePO₄ 14.4V Max.
AGM / gel 14.7V Max.
Calcium 15.4V Max.

Load Mode:
12V / 20A (AC200L and other BLUETTI portable power stations)

DC Input

48V DC :
45V to 60VDC

PV / Starter Battery:
12V to 36VDC, 20A Max.

In the box


BLUETTI D40 DC-DC Battery Charger MANUAL

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