Sunnyway sw12280(iii), sw-12280(iii), sw 12280(iii) replacement battery 12v 28 ahPlease note this battery will need to installed on its side to match the sunnyway battery. This has no detrimental effect on the battery. The Battery for Sunnyway 12V 28 Ah and others. Replaces battery Models SW12280(III), SW 12280(III), SW 12280(III) and is designed to replace the models of Sunnyway and other manufacturers as described below Chemistry Sealed Lead Acid Voltage 12V Capacity 28Ah Warranty 1 Year Model Number SLAB 105 Color Black AGM