3683/S is a GlassGuard BlackBand® Fragment Retention T8 Fluorescent Lamp, suitable for all food process and packaging environment. T8 Fluorescent lamp with high temperature fluoropolymer coating applied externally to retain glass fragment and phosphor powder in the event of accidental breakage. Single BlackBand® ring marking in compliance with IEC 61549. Coating service life is equal to lamp service life. It is suitable for open and enclosed luminaire operation to full rated lamp life. This will not discolour over lamp service life. Lamp and coating can be recycled, high resistance to elevated temperature and aggressive chemical environment. The glass fragment retention at end of lamp service life. Significantly reduces the risk of glass contamination to a recognised industry standard – protecting product, personnel and profit. Achieve HACCP compliance quickly and easily.