TCI BCC122 is a non-dimmable ballast to run: 1 x 28 Watt 2D compact fluorescent lamp OR 1 x 21 Watt 2D compact fluorescent lamp OR 1x22w T5 Circular Width: 41mm Height: 18mm Length: 80mm

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The Tridonic PC 2/55 TCL PRO is a non-dimmable high frequency ballast to run: 2 x 55 Watt long single turn compact fluorescent lamps. Click here to see Data Sheet and Wiring Diagrams! Cheaper Alternative  https://www.easy-controlgear.com/products/osram-qtp-optimal-2x54-58-4008321880253?_pos=1&_sid=c04cc9969&_ss=r

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This is a Tridonic PC 2x14/21/28 T5 TOP lp (28000024) ballast to run 2 x 14w, 21w or 28w T5 lamps. This ballast has a normal average life of 50,000 hours.

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   The Tridonic PC 1x36 T8 TOP is a non-dimmable high-frequency ballast to run: 1 x 36 Watt 4ft T8 fluorescent tubes. Tridonic article number 22185223. Tridonic PC 1x36 T8 Top ballasts have an average life of 50,000 hours and 30,000 starts before lamp failure. Efficiency index is A2 and the overall weight of this HF ballast is 0.148kg. Not for use in switch start CCG type fittings with an external starter.

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Obsolete, please use the below as a viable alternative. This is what you will be sent .      Alternative  The Tridonic PC 1x18-24 W Basic (Linear) is a basic non-dimmable high frequency ballast to run: 1 x 24 Watt T5 Fluorescent tube OR 1 x 18 Watt T8 Fluorescent tube OR 1 x 22 Watt T5 circular fluorescent tube OR 1 x 18 Watt F shaped compact fluorescent 1 x 24 Watt F shaped compact fluorescent OR 1 x 18 Watt long single turn compact fluorescent 1 x 24 Watt long single turn compact fluorescent Tridonic 22176001!

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Please note this item is now obsolete , you will be sent a Philips alternative which is exactly the  same size with the same terminals  This is the Tridonic PC 2/58 T8 Pro, a non-dimmable high frequency ballast to run 2 x 58w T8 fluorescent tube or 2 x 55w TC-L lamp.These ballasts have a nominal life time of up to 100,000 hours and provide a constant luminous flux even with fluctuations in mains voltage.Tridonic T8 Pro ballasts also have an automatic start after replacement of defective lamps and a safety shutdown of defective lamps at the end of a lamps life.  

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