... ,IIB; Explosion proof fluorescent lamp,fluorescent lighting,fluorescent lampBOZZY51 Flame-proof Type, Drawn core Type Flourescent Lamp (IIB)Range1. For the dangerous sites with explosive air ... -proofing makerProtectioncategoryCorrosion-proofing gradeInlet'sthreadCable's outsidediameter (mm)Fluorescent lampAC220±10%G13Exd BT6IP54, IP65W, WF1, WF2G1/2Φ8~Φ10 explosion proof fluorescent lamp