supply of low maintenance lead acid secondary cells for railway s&t installations, capacity 2v/80 ah.low maintenance lead acid secondary cells for railway s&t installations, capacity 2v/80 ah.,low maintenance lead acid secondary cells for railway s&t installations, in hard rubber or ppcp container, without maintenance tool kit, a s per rdso irs:s- 88/2004 capacity 2v/80 ah. [ warranty period: 30 months after the date of delivery ] ] , low maintenance lead acid secondary cells for railway s&t installations, in hard rubber or ppcp container, without maintenance tool kit, a s per rdso irs:s- 88/2004 capacity 2v/80 ah. [ warranty period: 30 months after the date of delivery ] ]