Bosch S6523B S6 High Performance AGM Automotive Battery Group 35

The Bosch S6523B is a high-performance AGM (Absorbent Glass Mat) starter battery engineered with cutting-edge EnergyLife Technology to deliver reliable power for modern vehicles with demanding electrical systems. This BCI Group 35 battery features 680 Cold Cranking Amps and a 50Ah capacity, providing dependable starts even in extreme weather conditions.

Key Features:

• 680 CCA for reliable cold-weather starting performance
• 50Ah capacity with 100-110 minute reserve capacity
• Maintenance-free, sealed, and spill-proof construction
• Full-frame flat plate design with acid-absorbing microfiber glass mats
• Up to 2x longer lifespan compared to conventional flooded batteries
• Up to 8x higher cycling endurance for deep discharge applications
• Enhanced charge acceptance for faster recharging
• Superior vibration resistance with robust internal connections
• Ideal for Start-Stop systems and vehicles with high electrical demands
• 100% leak-proof design safe for passenger compartment installation

AGM technology uses compressed lead plates and glass mat separators to hold electrolyte, eliminating free-flowing acid for a safer, more durable battery. The S6523B excels in short-trip driving and stop-and-go traffic where conventional batteries struggle. Its sealed VRLA (Valve-Regulated Lead Acid) design means no maintenance, no water additions, and no corrosion from acid leaks. Perfect for vehicles equipped with heated accessories, navigation systems, and other power-hungry features that demand consistent performance.