2x4 parabolic troffer with UL/CUL approval . 3lamps, electronic T8 32W 1ballast,18 cells suit for LED tube lamp/ T8 LED tube The anodized aluminum parabolic louvers closely controlled for uniform low-brightness   appearance and interlocked to avoid vibration The housing is constructed for added strength and maximum corrosion resistance Black inside perimeter reveal for "floating door" appearance The fixture can be hinged and latched from either side The fixture shipped with plastic film to keep out construction dirt Specification:2'x4' parabolic troffer Uses 3PCS of 48" 32W T8 lamps 120V or 277V electronic ballast Dimensions: 1215mmX615mmX155mmHas 8PCS of 3" deep cells(different cell qty is available)

Rated wattage available in :2X32W 3X32W 4X32W

In addtition ,it is suit for LED tube lamp/ T8 LED tube