Tridonic PC 1x28-34 HO DD COMBO Obsolete we only have the 3 cell version left

Please click link below for the 3 cell variant  

Alternative

Please note a 3 cell battery in required with this alternative  

The Tridonic PC 1x28-34 HO DD COMBO is a combination electronic ballast and emergency lighting unit to run 1 x 28w 2D 4Pin compact fluorescent. They have a 3 hour rated duration and should be used with a 4 cell battery pack. These ballasts come with a 5-year warranty. Tridonic article number: 89899958Dimensions: 123 x 79 x 31mm