CTEK D250SE Dual Input DC-DC 20A Smart Battery Charger, Power Bank
SKU: 50312869731

CTEK D250SE Dual Input DC-DC 20A Smart Battery Charger, Power Bank

Sale price$144.87 Regular price$160.97
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Ships within 48 hours · Estimated delivery Jul 7 - Jul 12

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Description

CTEK D250SE Dual Input DC-DC 20A Smart Battery Charger, Power BankThe CTEK Dual Input D250SE is a fully automatic, 5 step charger that supplies up to 20A of power to any 12V lead acid or lithium service battery from 40300Ah. It has selectable charge algorithms for AGM and lithium batteries and can use power through its dual input from alternator, solar panel and wind power. When the service battery is fully charged, the D250SE battery charger will automatically redirect maintenance charge power to the starter

The CTEK Dual Input D250SE is a fully automatic, 5 step charger that supplies up to 20A of power to any 12V lead-acid or lithium service battery from 40–300Ah. It has selectable charge algorithms for AGM and lithium batteries and can use power through its dual input from alternator, solar panel and wind power.

When the service battery is fully charged, the D250SE battery charger will automatically redirect maintenance charge power to the starter battery. The D250SE can maintain a stable output up to 20A to vehicles fitted with smart ECU controlled alternators and also has a temperature sensor for optimised charging, regardless of weather conditions.

With award winning Swedish technology, the Dual Input D250SE allows you to enjoy your vehicle more with maximised battery capacity as the ideal charger for vehicles without access to a mains power supply.

The CTEK Dual Input D250SE battery charger features a 2-year warranty. This exclusive combo includes a CTEK Power Bank so that you can charge your electronic devices wherever you go!

Specification


  • Brand: CTEK
  • Battery capacity: 40–300 Ah
  • Charging category: DC charging
  • Back current drain*: Corresponding to less than 1 Ah/month
  • Battery voltage: 12 V
  • Battery chemistry: Lead acid; Lithium-ion
  • Ambient operating temperature: -20 ˚C to +50 ˚C (- 4 °F to +122 °F)
  • Input: 11.5–23 V, 25 A
  • Output: 14.4/14.7 V, 20 A, lead-acid battery types. 14.2 V, 20 A, LiFePO₄.
  • Ripple**: Less than 4 %
  • Battery types: 12 V:; WET; MF; Ca/Ca; AGM; EFB; GEL; LiFePO₄
  • Degree of protection: IP65
  • MPPT: Yes
  • Warranty: 2 years

IN THE BOX

  • 1 x CTEK D250SE Dual Input Battery Charger
  • 1 x CTEK Power Bank
  • 1 x User Manual
  • Note: User Manual is accessible online

SIZE WEIGHT

  • Gross weight (unit in box): 0.9 kg
  • Dimensions (L x W x H): 192 x 110 x 65 mm
  • Net weight (unit with cables): 0.7 kg

SKU: CTEK-40-315-340


We accept Change of Mind returns for 14 days after you have received the item in cases where you have changed your mind or made an incorrect purchase and wish to return the product. This also applies to orders canceled when the item has already been dispatched from our warehouse. The item must be in a re-saleable condition to qualify for a change of mind refund. Deductions may apply including Initial and Return Shipping, as well as restocking fee of 10% of the product price

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 50312869731

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Amazon Customer
Los Angeles, US
★★★★★ 5
Very versatile!
Color: Colorful Pink
I got this iPad case for myself and my two year-old daughter as we both use this iPad. This case has definitely held up very well. I love the material because it’s nonslip so it’s easy for my two-year-old to hold I also love the movable and adjustable prop on the back that also doubles as a handle. There is two spots to put your Apple Pencil, so that’s very neat. It is a little bit bulky, but it is very protective and I think that is a good trade-off. There is also a cover for the charging port to prevent dust from getting in there or any spills. At first I was a little bit weary about it having a built-in screen protector, but it’s very clear and does not interfere with using the screen at all, so it’s actually a nice touch. I really love this thing and think it is worth it!
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Reviewed in the United States on May 24, 2026
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patrina green
West Palm Beach, US
★★★★★ 5
Great case
Color: Purple Pink
My daughter loves it and the color is marvelous. It was easy to put on, I would buy again worth my money. Very sterdy as good for kids that love to drop their tablet. I like how its has a strap so your kid can carry it on their over there shoulders.
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Reviewed in the United States on June 8, 2026
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Miguel garcia
Boise, US
★★★★★ 5
Case
Color: Purple Pink, Color: Purple Pink
Calificado en Estados Unidos el 15 de febrero de 2026 Color: Púrpura Rosa bought this case for my daughter.The fit is perfect — all the buttons and camera line up exactly and it snaps on securely.The case feels sturdy, protective, and durable but not too heavy, so she can still carry it comfortably.The stand feature is convenie…
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Reviewed in the United States on May 5, 2026
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Brenda McMullen
Boise, US
★★★★★ 5
Quality
Color: Black
Fits perfectly! Great for kids who are rough on iPads. Seems indestructible
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Reviewed in the United States on May 20, 2026
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Tyia
Phoenix, US
★★★★★ 4
Good buy
Color: Purple Pink
Everything as pictured good quality and durable only thing I didn’t like is the strap isn’t adjustable.
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Reviewed in the United States on April 3, 2026

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