Ctek 25A battery charger CTEK M25 for water transport 40-201

CTEK M25 – Powerful 12 V / 25 A Battery Charger for Boats and Marine

Professional 12 V battery charger with 25 A output, especially suitable for boats and other marine vehicles with larger service batteries. Suitable for lead-acid (WET, MF, AGM, GEL, Ca/Ca, EFB) and LiFePO₄ batteries, ensuring fast, safe and fully automatic charging.

Key Features

• 25 A powerful charger – fast charging of large capacity batteries
• Specially designed for boats and marine equipment
• Separate AGM and LiFePO₄ charging modes
• Recond function for regenerating deeply discharged lead batteries
• Temperature sensor – automatic charging adjustment to temperature
• IP44 protection – suitable for use on board and in wet environments
• Electronics-safe, multi-stage charging without the risk of overcharging

Compatible batteries

• 12 V lead-acid batteries: WET / MF / Ca/Ca / AGM / EFB / GEL
• 12 V lithium-ion batteries: LiFePO₄ (Li-Fe, Li-Iron, LFP)
• Battery capacity:
  • 40–500 Ah – lead-acid
  • 30–450 Ah – LiFePO₄

Technical data

• Power supply: 220–240 V AC, 50–60 Hz, up to 2.9 A
• Charging voltage (12 V mode): 14.4 / 14.7 / 13.8 / 15.8 V
• Maximum charging current: 25 A
• Operating temperature: -20 °C to +50 °C
• Safety class: IP44
• Current and voltage ripple: 4 %
• Reverse current drain: 2.3 Ah / month
• Min. battery voltage:
  • 2.0 V – for lead batteries
  • 8.0 V – for lithium batteries
• Temperature compensation: external temperature sensor

Package

• CTEK M25 battery charger
• 4 m charging cables with M10 eyelets for easy built-in installation

Warranty: 60 months (5 years)