VEVOR 12V 20A DC-DC Battery Charger - 250W | On-Board Multi-Stage Charging for RVs, Boats, Trucks
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Description
xEfficient on-board charging for diverse battery systems
The VEVOR 12V 20A DC to DC charger draws power from your vehicle’s alternator to deliver up to 250W of charging power, all in a compact package. Designed to work with both lead-acid and lithium batteries, it supports a range of alternator types, making it a versatile companion for RVs, commercial vehicles, boats, and yachts.
Key benefits at a glance
- Wide battery compatibility: handles lead-acid, lithium, AGM, Gel, and flooded batteries for standby power across different setups.
- Smart, stage-based charging: LifePo4 uses a 2-stage approach; lead-acid batteries use a 3-stage process (bulk, absorb, float) for efficient delivery and longer life.
- Protection you can rely on: built-in over-voltage, under-voltage, high temperature, and reverse polarity protections, plus isolated input/output to minimize interference.
- Compact, easy installation: a sleek aluminum alloy housing with pre-drilled mounting holes makes positioning in tight spaces effortless.
- Battery activation on demand: the lithium activation feature can revive idle or deeply discharged batteries, helping readiness when you need power.
Real-world use cases
Use this charger to maintain your RVs house battery while you camp off-grid, or to support a live-aboard yacht’s auxiliary power. In commercial fleets, it can sustain standby packs without engine running, and in boats it can stabilize house power between trips.
Technical snapshot
- Output: 12V at up to 20A (approximately 250W)
- Battery types: lead-acid, lithium, AGM, Gel, and flooded variants
- Charging modes: 3-stage for lead-acid; 2-stage for LifePo4
- Protections: over-voltage, under-voltage, high temperature, reverse polarity; isolated I/O
- Construction: compact aluminum housing with pre-drilled mounting holes
Installation notes
Place the charger close to the battery bank to minimize wiring losses. Ensure adequate ventilation for heat dissipation and follow standard wiring practices for vehicle electrical upgrades.
Important caveat
Performance varies with battery condition and alternator output. The charger provides safeguards and steady 12 V output, but individual results may differ.
FAQ
Q: What devices or vehicles can the VEVOR 12V 20A DC-DC charger power?
A: Suitable for RVs, boats, and commercial vehicles with lead-acid or lithium batteries, supporting diverse chemistries.
Q: What safety features does the charger include?
A: Over/under voltage protection, high temperature protection, reverse polarity protection, and isolated input/output to minimize interference.
Shipping & Return
xReturns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
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