CTEKD250SE, 20A, 12V Battery Charger For Starter And Service Batteries In RV, Truck And Overlanding Vehicles, Solar Battery Maintainer, 12V Lithium Ion Battery Charger And Smart Alternator Compatible
Thumbnail 1

CTEKD250SE, 20A, 12V Battery Charger For Starter And Service Batteries In RV, Truck And Overlanding Vehicles, Solar Battery Maintainer, 12V Lithium Ion Battery Charger And Smart Alternator Compatible

4.4/5
Product ID: 186600064
Secure Transaction

Details

  • Brand
    CTEK
  • Color
    Black
  • Product Dimensions
    4.3"D x 7.6"W
  • Item Weight
    700 Grams
  • Output Voltage
    14.4 Volts
20A high-efficiency charging
☀️MPPT solar optimization
🌡️Built-in temperature sensor

Product is unavailable

Oops! The product you're looking for is currently unavailable. Explore similar products for a perfect fit!

Description

🔋 Charge like a pro, wherever adventure calls!

  • SOLAR SMART - MPPT solar regulator maximizes your solar panel’s output—charge smarter, not harder.
  • SAFE SOUND - Splashproof, reverse polarity & short-circuit protected—guaranteed to safeguard your vehicle’s sensitive electronics.
  • POWER UP ANYWHERE - Delivers up to 20A to 12V lead-acid & lithium batteries (40–300Ah) for unstoppable energy on the road.
  • DUAL BATTERY MASTERY - Seamlessly charges service and starter batteries, automatically prioritizing power where it’s needed most.
  • ENGINEERED FOR EXTREMES - Built-in temperature sensor ensures peak charging performance in any climate—no compromises.

The CTEK D250SE is a compact, fully automatic 20A charger designed for 12V lead-acid and lithium (LiFePO4) batteries ranging from 40 to 300Ah. Featuring selectable charge algorithms, MPPT solar optimization, and smart alternator compatibility, it intelligently manages dual battery systems while protecting sensitive electronics with advanced safety features. Ideal for RVs, trucks, and overlanding vehicles, it ensures reliable, efficient charging in all conditions.

Large manufacture image 1Large manufacture image 2
Small manufacture image 1Small manufacture image 2

Specifications

ManufacturerCTEK
BrandCTEK
ModelCTEK D250SE (40-315), DUAL INPUT 20A CHARGER WITH SELECTABLE CHARGE VOLTAGES
Item Weight1.54 pounds
Product Dimensions7.6 x 4.3 x 2.6 inches
Country of OriginChina
Item model number40-315
ExteriorMachined
Manufacturer Part Number40-315
OEM Part Number40-315

Have a Question? See What Others Asked

Wake up to no lights in conversion and amber light is on solid what does this mean how can I fix it?
What voltage should i see if i test on the output for a lifepo4 charging profile (black signal wire to the +)? shouldnt it be 14.6?
Can i use the d250se to charge a 24ah lifepo4 battery?
Is the housing weather proof? Can I mount this under the hood or do I need to wire it into the cabin?

Reviews

4.4

All from verified purchases

R**Y

Great product and price!

Install was straightforward, easy. Great product and design. Loving it so far!

W**N

Works as advertised.

Easy to understand how to install. This charge controller is versatile. AGM or Lithium setup.

J**S

Replaced one but didn't work again, frustrate wasting money

2nd battery charger. Already replaced once but didn't work again don't buy wasting money

Common Questions

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Anita G.

Good experience, but the tracking updates could be better.

2 months ago

Yusuf A.

Fantastic experience overall. Will recommend to friends and family.

1 month ago

Shop Global, Save with Desertcart
Value for Money
Competitive prices on a vast range of products
Shop Globally
Serving over 300 million shoppers across more than 200 countries
Enhanced Protection
Trusted payment options loved by worldwide shoppers
Customer Assurance
Trusted payment options loved by worldwide shoppers.
Desertcart App
Shop on the go, anytime, anywhere.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Ali H.

Fast shipping and excellent packaging. The Leatherman tool feels very premium and sturdy.

1 day ago

Neha S.

Excellent communication throughout the order process. Product is perfect.

2 weeks ago

Ctekd250se 20a 12v Battery Charger For Starter And Service Batteries | Desertcart KUWAIT