What type of alternator is this DC to DC on board battery charger compatible with?

This battery charger is designed to work with both conventional and smart alternators.

What types of battery does the charger support?

It's suitable for 12V Lithium, Gel, AGM, and Calcium batteries. This charger enables the batteries to reach a full 100% charge. Additionally, it has the capability to revive lithium batteries that have become discharged to a low voltage.

How do l set the battery since there is no display screen?

To change the battery type, press and hold the SELECT button on the side of the battery charger. The LED lights corresponding to each battery type will illuminate in sequence, indicating the available options.

If both solar power and the engine are available, can we prioritize using solar power to charge the battery?

Our product defaults to DC charging. To prioritize solar charging, simply press the SELECT button on the side.

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Renogy 40A DC-DC Battery Charger with MPPT Solar and Alternator Dual Power Input, for Flooded, Gel, AGM, and Lithium Battery

Renogy 40A DC-DC Battery Charger with MPPT Solar and Alternator Dual Power Input, for Flooded, Gel, AGM, and Lithium Battery

Product ID: 675606116

Details

Brand
Renogy
Colour
Black
Item weight
1.27 Kilograms
Output voltage
12 Volts (DC)
Product dimensions
4.8D x 14.8W x

⚡40A high-current output

🔋Dual input: solar + alternator

🛡️Full multi-layer protection

¥49646

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In stock

Sold byAmazon JapanDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

🔌 Charge Ahead: Power Your Journey with Smart, Safe, and Versatile Energy!

SAFETY YOU CAN TRUST - Comprehensive safeguards against reverse polarity, over/under voltage, and overheating for worry-free operation.
DUAL POWER INPUT MASTERY - Seamlessly switch between solar and alternator inputs to keep your battery charged anytime, anywhere.
BATTERY TYPE SMART CHARGING - Adaptive 4-stage charging logic tailored for LiFePO4, Gel, Flooded, AGM, and Lithium batteries.
EFFORTLESS CONTROL ALERTS - Intuitive one-touch battery selection and LED error indicators keep you informed and in command.
POWER PACKED 40 AMPS OUTPUT - Charge faster and smarter with robust 40A current designed for demanding power needs.

The Renogy 40A DC-DC Battery Charger is a versatile, high-efficiency charger featuring dual solar and alternator inputs, compatible with multiple battery chemistries. It delivers 40 amps of power with adaptive 4-stage charging and comprehensive safety protections, all certified to global standards and backed by a 2-year warranty—perfect for professionals who demand reliable, on-the-go battery management.

Specifications

ASIN	B0DHKTF425
Amperage	40 Amps
Best Sellers Rank	7,854 in Automotive ( See Top 100 in Automotive ) 72 in Car Battery Charging Units
Brand Name	Renogy
Colour	Black
Compatible Devices	Vehicles, Solar Panels, Battery-powered Devices
Connector Types	Cigarette Lighter Socket, Solar Panel Input
Country of Origin	China
Current Rating	40 Amps
Customer Reviews	4.1 4.1 out of 5 stars (29)
Input Voltage	12 Volts (DC)
Item Dimensions D x W x H	4.8D x 14.8W x 19.5H centimetres
Item Weight	1.27 Kilograms
Manufacturer	Renogy
Manufacturer Part Number	40A Battery Charger
Model Number	40A Battery Charger
Number of Ports	2
Output Voltage	12 Volts (DC)
Product Warranty	2
Specification Met	YES
UPC	840315228443
Unit Count	1.0 count

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How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

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TrustScore 4.5 | 7,300+ reviews

Neha S.

Excellent communication throughout the order process. Product is perfect.

2 weeks ago

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The MOLLE sheath is of exceptional quality. Very happy with my purchase.

2 weeks ago

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¥49646

Duties & taxes included

In stock

Sold byAmazon JapanDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Japan.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

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