BTicino Key covers with diffusers with backLight symbol — HS4921/2LF

Technical specifications

Manufacturer model: HS4921/2LF Catalogue reference: BT-HS4921/2LF EAN: 8012199789217 Range: Axolute Manufacturer category: Switches, sockets and wiring devices/Axolute premium range/Switch, two-way switch, pushbutton and key cover/Key covers with symbols for axial controls Utilization: Switch/push button Surface protection: Lacquered Material: Plastic Monitoring window/light outlet: Yes Suitable for degree of protection (IP): IP20 Colour: Anthracite Width: 45mm Model: Two-part button Height: 45mm Depth: 17mm Type of fastening: Engage (snap) degree of impact strength (IK): IK00 Antimicrobial treatment: No Confirm the required regional standard and system compatibility when selecting this model. Product reference: https://www.bticino.com/products/bt-hs4921-2lf Source: https://www.bticino.com/products/switches-sockets-and-wiring-devices/axolute-premium-range?limit=48&page=6&sort=a-to-z Checked: 2026-10-11