Explosion proof fluorescent lamp 1.Flammable gas, steam class: IIA,IIB; Explosion proof fluorescent lamp,fluorescent lighting,fluorescent lampBOZZY51 Flame-proof Type, Drawn core Type Flourescent Lamp (IIB)Range1. For ... lampAC220±10%G13Exd BT6IP54, IP65W, WF1, WF2G1/2Φ8~Φ10 explosion proof fluorescent lamp