Replacment Bulbs:

Tet19526: 5 watts for (UVmini / UVC-5)

Tet19527: 9 watts for (UV1/UVC-9)

Tet19528: 18 watts for (UV2/UVC-18 & PUV2500/4000)

Tet19529: 36 watts for (UV3/UVC-36) 

Replacment Quartz Sleeves: OLD STYLE UV'S

Tet29545:  5 watts  [For UVmini/16795 only]

Tet29540:  9 watts  [For UV1/16788 only]

Tet29541: 18 watts  [For UV2/16789 only]

Tet29542: 36 watts  [For UV3/16790 only]