Detailed Product Description

Materials:Matched with shade caliber Φ410(250W)Φ470(400W);
May be arranged with appliance as and specific baliast.
Open-type ballast (bottom board length<145mm).
The electric trigger capacitor is set at the part of the eclectric appliance box while the ballast at the upper; optimal height for installation:250W 5-8m; 400W 6-16m.
The maximal height:22m
Protection against electric shock:grade 1.