CTEK CS Free 4-in-1 Battery Charger Jump Starter - 12V 20A

The CTEK 40‑462 CS FREE is a versatile 4‑in‑1 portable battery solution that combines a smart battery charger, maintainer, adaptive booster, and USB power bank into one compact unit.

It is universal for 12V lead‑acid and lithium (LiFePO₄) vehicle batteries — cars, motorcycles, ATVs, boats, RVs, and powersports equipment

Special Order Item - Usually available in 24 hours (North Island only)

Features:

• 4‑in‑1 portable battery solution: charger, maintainer, adaptive booster, and USB power bank
• Adaptive Boost technology safely revives flat batteries within minutes
• Works off‑grid using built‑in battery, solar panel, or 12V service battery
• Charges and maintains 12V lead‑acid and lithium (LiFePO₄) batteries without jump cables
• USB‑A and USB‑C outputs for charging phones, tablets, laptops, and more
• LED indicators and countdown function for charge progress visibility
• IP54 splash and dust resistant design for outdoor or workshop use
• Lightweight, portable design with ergonomic housing
  

Specifications:

• Model : 40‑462 (CS FREE)
• Input : USB‑C 5‑25 V DC / AC mains adapter 100‑240 V
• Output : 12 V DC, up to 20 A / 240 W max
• Suitable battery capacity : 10–130 Ah
• Battery chemistry support : WET, MF, Ca/Ca, AGM, EFB, GEL, LiFePO₄
• Start voltage : Minimum 3.0 V
• Detachable Charging Cable Length : 2m
  
• Internal Battery Capacity : 66 Wh
  
• Internal Battery Cell Chemistry : Polymer Lithium-Ion
  
• Internal Battery Cell Type : Pouch Cell
  
• Internal Battery Charge Temp. : 0˚C to +45˚C (32˚F to 113˚F)
  
• Internal Battery Discharge Temp. : -20 ˚C to +50 ˚C (- 4 °F to +122 °F)
  
• Internal Battery Life Span : 300 Cycles, 80%
• Degree of protection : IP54 (splash/dust resistant)
• Net weight with cables : Approx. 1.4 kg
• Operating temp range : -20 °C to +50 °C
  
• Warranty : 24 months
• Contents: 
  
  • 1x CTEK 40‑462 CS FREE portable battery charger
  • Detachable charging cable (approx. 2 m)
  • AC mains adapter with USB‑C connector
  • USB‑A and USB‑C ports built into unit for device charging
  • User manual