Round pilot light Ø 22, IP65, blue, integral LED, 230..240 V, lugs, ATEX. range of product: Harmony XB4 – product or component type: complete pilot light – device short name: XB4 – fixing collar material: zamak – head type: standard – mounting diameter: 22 mm – dust zone: zone 21 – 22 – operator additional information: with plain lens.