Ceiling mounting set for Synergy21 LED panels Suitable for ceiling or wall mounting or similar. Consisting of: 4x pot magnets with a holding force of 19 kg. Please check whether 4 magnets are sufficient for your panel or whether you may need additional magnets. -Material NdFeB -Cup diameter D 25 mm -Total height H 7.0 mm -Bore d 1 5.5 mm -Depression d2 11.7 mm -Depression t 2.48 mm -Tolerance +/- 0.1 mm -Coating nickel-plated ( Ni) -Steel Q235 -Magnetization 38SH -Adhesive force approx. 19 kg (approx. 186 N) -max. Operating temperature 150°C - weight 20 g