supply of white indicating led lamp dia 22.5 mm, operating voltage 110v dc, for lhb type accoaches switch board cabinet item code h01 to h15. similar to catalog no 3sb52 85.6hg04 of siemens. make: -siemens group schneider, taknic, ge and l&t only. iec: 60947 note: to be supplied with oem proof ofpurchase.