Tender For supply of stationary cells and batteries, leadacid type (with tubular positive plates) as per is 1651 , supply of 48 v, 500ah tubular leadacid opzs type battery bank (bank containing 24 batteries of 2v) , supply of 48 v, 800ah tubular leadacid opzs type battery bank (bank containing 24 batteries of 2v) , installation testing and commissioning of battery bank set as per technical specification