CTEK PRO25S, 12V Battery Charger & Maintainer, 25A, UK Plug

CTEK PRO25S – 12V Battery Charger & Maintainer, 25A (UK Plug) The CTEK PRO25S is a compact, powerful, and professional-grade 12V battery charger, maintainer, and power supply built for workshop environments. Delivering up to 25 amps , it is designed for use with all 12V battery types—including lithium (LiFePO₄) —making it perfect for diagnostic work, battery support during service, and reliable long-term maintenance charging. Key Features 25A Workshop Power & Charging Offers fast and efficient charging for 12V batteries and a stable power supply for use during diagnostics, programming, or battery changes. Fully Automatic 8-Step Charging Simplifies battery care by automatically adjusting charging based on battery condition and type. Parallel Load Compensation Maintains a steady and accurate power supply , even when additional electrical loads are applied—critical for modern diagnostics and software updates. Temperature Compensation Automatically adjusts output based on ambient temperature ( -20°C to +50°C ), ensuring optimal performance and battery safety in all climates. Recond Mode Recovers deeply discharged and stratified lead-acid batteries , extending battery life and capacity. Lithium Wake-Up Mode Activates 12V lithium batteries with undervoltage protection (e.g., LiFePO₄) that have entered sleep mode. Safe for Vehicle Electronics Ripple-free, spark-free, and protected against short circuits and reverse polarity—perfectly safe for use with sensitive ECUs and electrical systems. Specifications Input Voltage : 220–240V AC, 50–60Hz Output Voltage : 12V Charging Current : Max 25A Battery Capacity Range : Charging: 40–500Ah Maintenance: Up to 800Ah Battery Types Supported : 12V Lead-Acid: WET, MF, Ca/Ca, AGM, EFB, GEL 12V Lithium: LiFePO₄, LFP Charging Algorithm : Fully automatic 8-step process Operating Temperature : -20°C to +50°C Insulation Class : IP44 (splash resistant) Plug Type : UK Plug Display : LED indicators for charge status and mode Dimensions : 235 x 130 x 65 mm Weight : Approx. 1.9 kg Frequently Asked Questions (FAQ) Q: What vehicles is the PRO25S suitable for? A: It’s ideal for cars, light commercial vehicles, boats, motorcycles, and workshop settings where stable charging and power supply are needed. Q: Does it support lithium batteries? A: Yes, the PRO25S includes a lithium mode compatible with 12V LiFePO₄ batteries, including a wake-up function for batteries in deep sleep. Q: Can it be used as a power supply during ECU programming or diagnostics? A: Yes, it delivers stable, ripple-free 12V power , making it safe and reliable for sensitive electronics and software updates. Q: Is it safe to use in various environments? A: Yes, with its IP44 rating , it is splash resistant and suitable for professional use indoors or in covered outdoor spaces.