The 255 Series Filament Replacement LEDs from Aerospace and Defence Products are T3¼ sized, (BA9s) bayonet cap style incandescent replacement indicators. They come with a high intensity LED element in a range of colours.
These indicators feature SOLO technology for a bi-polar multi-voltage operating range of 8-48Vac/dc in a single product. They are manufactured with a high intensity, flat-topped LED, resulting in even illumination of large lens areas.
These replacement LEDs are resistant to shock and vibration. Other benefits include high optical performance and low heat generation.