STAS multirail adapter – Power supply for lighting rail The STAS multirail adapter powers your multirail lighting system and is available in three versions. The 18W adapter (VT20500) supports up to 16 metres of rail and a maximum of 4 LED lamps of 3.5W or 3 lamps of 4W, with a 300 cm cable from adapter to rail. The 36W adapter (VT20036) supports up to 16 metres of rail and up to 8 lamps of 3.5W or 7 lamps of 4W, with a 180 cm power cable and 300 cm rail cable. The 84W adapter (VT20084) supports up to 16 metres of rail and up to 20 lamps of 3.5W or 17 lamps of 4W, also with a 180 cm power cable and 300 cm rail cable. For larger installations, use multiple adapters. Important: when using multiple adapters, each must form an independent circuit! Never connect rail sections that are powered by different adapters. Supplied with EU input plug and 3 m output cable.