Optima Battery Optima Blue 50 Ah BT SLI 4.2 806252000

OPTIMA BLUE 50 Ah BATTERY. Starting battery, More cranking power, optimal performance in extreme conditions, 100% maintenance-free, very low self-discharge, faster charging, extended service life. OPTIMA® batteries are completely sealed and absolutely spill-proof, even if the monobloc is damaged. Instant cranking power is the strong point of OPTIMA® batteries. This means unmatched starting capability for professional engines subjected to heavy use, which must always be ready to start. The secret to this power is OPTIMA's SpiralCell Technology®, which ensures maximum cranking power for large diesel engines and heavy-duty equipment. Ideal in all sea conditions. Powerful starting battery capable of delivering maximum power even if the engine is completely wet. This technology provides maximum cranking power even in adverse weather conditions, with temperature fluctuations from +40° to –40° C. Thanks to its solid and waterproof structure, the battery can withstand extreme stress, delivering power without requiring any maintenance.