CTEK

CTEK D250SE 20A DC-DC Battery Charger — 11.5-23V Dual Input

CTEK D250SE 20A DC-DC Battery Charger — 11.5-23V Dual Input
CTEK D250SE 20A DC-DC Battery Charger — 11.5-23V Dual Input
CTEK D250SE 20A DC-DC Battery Charger — 11.5-23V Dual Input
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CTEK D250SE 20A DC-DC Battery Charger — 11.5-23V Dual InputCTEK D250SE 20A DC-DC Battery Charger — 11.5-23V Dual InputCTEK D250SE 20A DC-DC Battery Charger — 11.5-23V Dual Input
CTEK

CTEK D250SE 20A DC-DC Battery Charger — 11.5-23V Dual Input

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SKU: CTEK40-315
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About CTEK CTEK engineers high-quality automotive parts and accessories trusted ...Read More

Price:
$569.99 $599.99
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches
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Product Details

Product Description
Part Numbers
Sizing & Fit

About CTEK

CTEK engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full CTEK lineup with fast shipping and expert fitment support — order with confidence.

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Advanced Dual-Battery Charging Efficiency

The CTEK D250SE is the ultimate DC-DC charger for vehicles with auxiliary battery systems. Designed to maximize battery capacity, it utilizes smart technology to draw power from your alternator, solar panels, or wind power, ensuring your service battery is always fully charged and ready for use.

Why Choose the D250SE?

  • Dual Input: Accepts power from alternator and solar simultaneously.
  • Battery Compatibility: Supports WET, EFB, Ca/Ca, MF, AGM, GEL, and Lithium.
  • Temperature Compensation: Adjusts charging voltage based on ambient temperature.
  • Smart Protection: Built-in battery isolator prevents over-discharge of the starter battery.

Perfect for off-road rigs, camper vans, and service vehicles, the D250SE is built to withstand harsh environments while delivering consistent, high-performance charging. By maintaining optimal voltage levels, it significantly extends the life of your auxiliary battery bank. Trust the experts at GGCRACING for your power management solutions.

Product Details

Product Description
Part Numbers
Sizing & Fit

About CTEK

CTEK engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full CTEK lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Advanced Dual-Battery Charging Efficiency

The CTEK D250SE is the ultimate DC-DC charger for vehicles with auxiliary battery systems. Designed to maximize battery capacity, it utilizes smart technology to draw power from your alternator, solar panels, or wind power, ensuring your service battery is always fully charged and ready for use.

Why Choose the D250SE?

  • Dual Input: Accepts power from alternator and solar simultaneously.
  • Battery Compatibility: Supports WET, EFB, Ca/Ca, MF, AGM, GEL, and Lithium.
  • Temperature Compensation: Adjusts charging voltage based on ambient temperature.
  • Smart Protection: Built-in battery isolator prevents over-discharge of the starter battery.

Perfect for off-road rigs, camper vans, and service vehicles, the D250SE is built to withstand harsh environments while delivering consistent, high-performance charging. By maintaining optimal voltage levels, it significantly extends the life of your auxiliary battery bank. Trust the experts at GGCRACING for your power management solutions.

Product Details

Product Description

About CTEK

CTEK engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full CTEK lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Advanced Dual-Battery Charging Efficiency

The CTEK D250SE is the ultimate DC-DC charger for vehicles with auxiliary battery systems. Designed to maximize battery capacity, it utilizes smart technology to draw power from your alternator, solar panels, or wind power, ensuring your service battery is always fully charged and ready for use.

Why Choose the D250SE?

  • Dual Input: Accepts power from alternator and solar simultaneously.
  • Battery Compatibility: Supports WET, EFB, Ca/Ca, MF, AGM, GEL, and Lithium.
  • Temperature Compensation: Adjusts charging voltage based on ambient temperature.
  • Smart Protection: Built-in battery isolator prevents over-discharge of the starter battery.

Perfect for off-road rigs, camper vans, and service vehicles, the D250SE is built to withstand harsh environments while delivering consistent, high-performance charging. By maintaining optimal voltage levels, it significantly extends the life of your auxiliary battery bank. Trust the experts at GGCRACING for your power management solutions.

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