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CTEK 12v US 0.8 Amp Smart Charger - CTEK-56-865

Was: $62.99
Sale Price: $50.49
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Product InformationStore Part Number: CTEK-56-865


The CTEK US 0.8 (Part No. 56-865) is CTEK’s smallest 12 V charger. It offers state of the art technology and is perfect for charging smaller 12 V batteries that can be found in motorcycles, jet skis, ATVs and lawnmowers. It is also suitable for maintenance charging normal- sized batteries such as car batteries.

The unique display allows the user to follow the entire charging process. The US 0.8 is a compact and fully automatic 6-step charger for 12 V batteries from 1.2–32 Ah and is suitable for maintenance charging up to 100 Ah. The US 0.8 is splash and dust proof, delivers 0.8 A and is designed to protect vehicle electronics. It is non-sparking, reverse polarity protected and short-circuit proof. The US 0.8 is delivered with 5-year warranty.


  • Fully automatic charging and maintenance in 6 steps maximizes battery life and performance
  • Numerous accessories simplify using the same charger for multiple batteries
  • Water-resistant so that the solution could be taken to the problem even if it rains or snows
  • Patented maintenance charge for a unique combination of maximized life and performance
  • Patented desulphation that extends the battery life
  • No sparks, short-circuit proof and reverse-polarity protected for untroubled usage
  • 5 Year Warranty


* Flat Rate shipping is for the lower 48 states only.

Tech Specs

  • Dimensions (LxWxH): 5.5 x 2.0 x 1.5 in
  • Weight: 1.0 lb
  • Shipping Weight: 3 lb
  • Charging Voltage: 14.4 V
  • Minimum Battery Voltage: 2.0 V
  • Maximum Charging Current: Max 0.8 A
  • AC Input: 110–120 VAC
  • Model: CTEK 56-865
  • Manufacturer: CTEK
  • AC Frequency: 50–60 Hz
  • Charger Type: 6-Step Fully automatic charging cycle
  • Battery Type: 12 V lead-acid batteries (WET, MF, Ca/Ca, AGM and GEL)
  • Battery Capacity: 1.2-32 Ah, up to 100 Ah for maintenance
  • Ambient temperature: -4° to +122° F (-20˚ to +50˚ C), output power is reduced automatically at high temperatures
  • Insulation: IP65 (splash and dust proof)
  • Manufacturer Part #: CTEK 56-865
  • Made In: Asia

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Reviews and Ratings

4.00 Average
5 Stars 0
4 Stars 1
3 Stars 0
2 Stars 0
1 Stars 0
Rated 4.00/5 Stars from 1 customer reviews.

Do you own the CTEK-56-865? Please, tell us what you think about it. It helps us provide you with better products. Please note that it may take up to 72 hours for your review to appear.

not sure yet
Pros: up to now it has done 5 stages 5 mode,its in charged mode, still waiting for the 6 stage trickle mode, its nearly 4days and its still not reached 6 mode, the mower and battery and charger are new 6 days old, I will give 5 stars when the trickle maintenance mode lights up.
Cons: none at this stage.
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Written by art on Jun 27, 2016. Ownership: Just Bought. Knowledge Level: I know what an outlet is — (3 of 7 customers found this review helpful

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Manuals & Tutorials


Order Line: 1-800-362-5397
M–F 6am–5pm PST
Tech Help: 541-474-4421
Fax: 541-471-6014
276 Tech Way, Suite A
Grants Pass, OR 97526
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