Optima Batteries BTDC4.2 8162530008882 VRLA 12 V 55 Ah AGM (W x H x D) 254 x 200 x 175 mm Cone pin, M5 connector Mainten

Some days, endurance is more important than luck! The OPTIMA® BlueTop battery lasts you longer afloat. The patented technology ensures SPIRALCELL® longer maturities, faster recharge and a doubled life of traditional marine batteries. He is fifteen times more resistant to vibration than other batteries. The constant vibration and shock of the waves can be fatal for traditional marine batteries. OPTIMA® Batteries are twisted into a fixed scroll, which plate motions and resulting damage during inclement weather conditions are avoided. The result, an extended battery life. Leak-proof and do not require maintenance. The sealed housing is very safe to use. In addition, it makes it maintenance free, sealed housing unnecessary to refill water or to clean the terminals and can be mounted anywhere in the boat and in almost any position. Even power at extreme temperatures. Excessive heat can lead normal batteries corrosion and gas formation, which shortens the service life of a battery. however, OPTIMA® batteries have a higher resistance to heat and thereby reduce their negative impact. It can leak, no acid, so a clean, user- and environmentally friendly solution.