Vevor DC to DC Battery Charger 12V 40A 500W Smart Multi-Stage On-Board New
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Product Overview
The Vevor 12V 40A DC to DC battery charger delivers up to 500W of smart on-board charging for RVs, trucks, boats, and other mobile power setups. It is compatible with lead-acid and lithium batteries, including AGM, GEL, and flooded battery types. Multi-stage charging helps optimize charging performance and support battery life. Built-in protections and isolated input/output help provide stable, secure operation while in use. Its compact aluminum alloy housing with pre-drilled mounting holes makes installation straightforward.
Brand new
1 year factory warranty
Manufacturer direct shipping from CA, NJ, & TX
Authorized Vevor Dealer
Features
- Versatile Battery Types: This 12V 40A DC to DC charger is compatible with lead-acid and lithium batteries, and works with various alternator types. It is ideal for charging standby batteries in RVs, trucks, and boats
- Multiple Protections: Built-in over & under voltage, high temperature, reverse polarity protection ensure this on-board battery charger runs smoothly and securely. The isolated input/output keeps your vehicle's electrical system from interference
- Smart Multi-Stage Charging: This battery charger features multi-stage charging modes for LifePo4 (2-stage) and lead-acid batteries (4-stage: bulk, absorb, float). It ensures an optimal process to fully charge your battery and extend its lifespan
- Compact and Easy to Install: The sleek aluminum alloy design comes with pre-drilled mounting holes, allowing you to install this DC to DC charger anywhere with ease
- Wake Up Your Batteries: With its lithium battery activation feature, this DC to DC battery charger can quickly bring idle or deeply discharged batteries back to life, making them always ready for use when you need
Specifications
| Item Model Number | SDC-40A |
| Product Type | DC to DC Battery Charger |
| Input Voltage | 12V |
| Input Battery Voltage Range | DC 8V-16V |
| Charging Current | 40A |
| Charging Voltage Range | 13.2V-14.7V Lead-Acid Battery; 12.6V-14.6V Lithium Battery |
| Maximum Output Power | 500W |
| Compatible Battery Type | Lead-acid and Lithium Battery |
| Battery Compatibility | AGM, GEL, and Flooded Batteries |
| Charging Stages | 2-stage for LiFePO4; 4-stage for Lead-acid |
| Casing Material | Aluminum Alloy |
| Operational Temperature | 4 °F to 122 °F |
| Net Weight | 3.31 lbs |
| Dimensions | 8.07" x 5.71" x 3.3" |
Package Contents
1 x DC to DC Battery Charger
1 x User Manual
4 x Fuses
Warranty
This item comes with a 1 year factory warranty.






