Available in the following sizes : 4w, 6w, 8w, 15w, 16w, 25w, 30w and 55w.

As used in the Pond Clear Range of UV Clarifiers and other makes and models.

4w, 6w, 8w & 16w tubes : T5 5/8ths inch diameter
15w, 25w, 30w & 55w : T8 1 inch diameter

The new 16w tube is identical in size to the 8w unit, and fits the Green Genie range

Oase Bitron UVC Clarifiers :
Bitron 15 : uses 15w tube
Bitron 25 : uses 25w tube

Available in four sizes : 5w, 9w, 11w and 13w.

As used in Hozelock Cyprio UV Clarifiers, Bioforce UVC Filters, Fish Mate Pressurised Bio & UV's and others.

Oase Bitron UVC Clarifier : Bitron 9 uses 9w PLS tube

Oase Filtoclear 3000 : uses 9w PLS tube
Oase Filtoclear 6000, 11000, & 15000 : uses 11w PLS tube

Replacement UV PLS tubes for the Tetra Pond UV Clarifier range.

UV3000 : 5w PLS Lamp
UV7000 : 9w PLS Lamp
UV10000 : 11w PLS Lamp
UV20000 : 18w PLL Lamp
UV35000 : 36w PLL Lamp

Will also fit other makes of unit

Oase Bitron :

Bitron 18C : uses 1 x 18w PLL tube (use Tetra Pond UV 20000 18w Spare Bulb)

Bitron 36 & 36C : uses 1 x 36w PLL tube (use Tetra Pond UV 35000 36w Spare Bulb)

Bitron 72 & 72C : uses 2 x 36w PLL tube (use Tetra Pond UV 35000 36w Spare Bulb x2)


Tetra Pond PFX-UV Filters :

PFX-5000uv : 9w PLS 4 pin tubes : standard 9w PLS UV tubes will not fit

PFX-8000uv & PFX-12000uv : 18w PLL uv tubes : use Tetra Pond UV 20000 18w Spare Bulb

Oase Bitron UVC Clarifiers :

Bitron 15 : uses 15w tube
Bitron 25 : uses 25w tube

See section for Standard Bi-Pin Fluorescent UV Tubes

Bitron 9 uses 9w PLS tube

See section for PLS Replacement Single ended UV Tubes

Bitron 18C : uses 1 x 18w PLL tube (use Tetra Pond UV 20000 18w Spare Bulb)

Bitron 36 & 36C : uses 1 x 36w PLL tube (use Tetra Pond UV 35000 36w Spare Bulb)

Bitron 72 & 72C : uses 2 x 36w PLL tube (use Tetra Pond UV 35000 36w Spare Bulb x2)

See section for Tetra Pond UV Replacement Bulbs

Bitron 24C : Uses 24w PLL tube (56237) : See below
Bitron 55C : Uses 55w PLL tube (56636) : see below

Non standard self-ballasted single ended screw in bulbs specifically for the Blagdon Cyclone units

Cyclone 3000 : 9w

Cyclone 5000 : 18w

Cyclone 10000, 16000, 20000 : 24w