Product details
What to know before you buy
Core information, use cases, and key selling points for this item.
About this item
DC to DC Battery Charger, 520W, 40A Alternator Charger, Fast DC-DC Charging for Portable Power Stations, Compatible with LiFePO4 Lead-Acid AGM GEL Batteries, 12V/24V-12V/24V, for RV Home Backup
Key Features
- Fast Charging Performance: This DC to DC charger delivers up to 40A 520W with up to 94% conversion efficiency, restoring your battery faster than traditional car cigarette lighter charging. Ideal for RVs, trailers, home backup power, and off grid systems
- Emergency Reverse Charging: Never get stranded. This DC to DC battery charger supports reverse charging from your auxiliary battery if your starter battery runs low. Get back on the road quickly without waiting for roadside assistance
- Broad Battery Compatibility: The DC to DC charger is compatible with LiFePO4, Lead Acid, GEL, AGM, and Calcium batteries. It also works with over 95% of portable power stations. Includes 2 DIP switch keys for quick battery type selection
- 12/24-12/24V Wide Voltage: This DC to DC battery charger supports four charging modes: 12V to 12V, 12V to 24V, 24V to 12V, and 24V to 24V. Designed to meet different charging needs across RVs, campers, trailers, and more
- Category: Parts
- Material: Aluminium Alloy
- Color: Black
Specifications
| Main Color | Black |
|---|---|
| Main Material | Aluminium Alloy |
| Voltage | 12V |
| Color | Black |
| Material | Aluminium Alloy |
| Length (cm) | 24.99 |
| Width (cm) | 15.01 |
| Height (cm) | 11.99 |
| Weight (kg) | 1.1 |
Shipping & Handling
Ships according to current inventory availability and warehouse routing.
Why Shoppers Find This Product Useful
DC to DC Battery Charger, 520W, 40A Alternator Charger, Fast DC-DC Charging for Portable Power Stations, Compatible with LiFePO4 Lead-Acid AGM GEL Batteries,..
Frequently Asked Questions
What material is this product made from?
Aluminium Alloy
What color is this product?
Black
What are the product dimensions?
Length 24.99 cm, Width 15.01 cm, Height 11.99 cm
Fast and Efficient Charging
This DC to DC battery charger delivers up to 40A 520W with up to 94% conversion efficiency, restoring your battery faster than traditional car cigarette lighter charging. Ideal for RVs, trailers, home backup power, and off-grid systems.
Emergency Reverse Charging
Never get stranded. This charger supports reverse charging from your auxiliary battery if your starter battery runs low. Get back on the road quickly without waiting for roadside assistance.
Broad Battery Compatibility
Compatible with LiFePO4, Lead Acid, GEL, AGM, and Calcium batteries. Works with over 95% of portable power stations. Includes 2 DIP switch keys for quick battery type selection.
Frequently Asked Questions
What battery types are compatible?
This charger works with LiFePO4, Lead Acid, GEL, AGM, and Calcium batteries, plus over 95% of portable power stations.
Can it charge my starter battery if it dies?
Yes, it supports emergency reverse charging from your auxiliary battery to your starter battery.
What voltage modes are available?
It supports 12V to 12V, 12V to 24V, 24V to 12V, and 24V to 24V charging.
What is the maximum charging current?
It delivers up to 40A at 520W with up to 94% conversion efficiency.
What is the material and color?
The charger is made of aluminium alloy and comes in black.
Configuration
Specifications, policies, and extra support
Expandable sections for features, materials, shipping, and post-purchase information.
- Secure checkout
- US-based support
- Eligible free shipping
Product features
Product features
Materials and care
Materials and care
Merchandising tips
Merchandising tips
