2010 Extruded Aluminum Office Lighting 1) Extruded aluminum housing with electro-chemical treatment 2) Streamlined profile 3) Reflector provides wide luminance without glare for eye-protection 4) High efficient and energy saving magnetic ballasts, no noise and low temperature rise, with 10 years working life 5) High-efficient electronic ballast, with power factor of 0.95 or up and 3 years warrant 6) Light color will not change for 10 years under normal application. SPECIFICATIONSmodelspecA(mm)B(mm)C(mm)packing(cm)(set/ctn)MZJ-Y0044404x40W125537672131x19x43.52MZJ-Y0042402x40W125523665131x19x29.52MZJ-Y0044304x30W95037672101x19x29.52MZJ-Y0042302x30W95023665101x19x43.52MZJ-Y0044204x20W6453767270.5x19x43.52MZJ-Y0042202x20W6452366570.5x19x43.52MZJ-Y0042362x36W9012366596x19x29.52MZJ-Y0044284x28W120537672126x19x432MZJ-Y0042282x28W120523665126x19x292MZJ-Y0044214x21W9053767296x19x432MZJ-Y0042212x21W9052366596x19x292MZJ-Y0044144x14W6053767266x19x432MZJ-Y0042142x14W6052366566x19x292