Ballasts specifically designed to operate circular compact fluorescent lamps used in fixtures that operate 22W - 40W, T5, and T9 lamps. Robertson has built its reputation on the knowledge that the correct combination of lamp circuitry with starting method will provide  the highest efficiency and lengthen lamp life.  Optimum performance will depend on selecting the best combination based on the specifications of the lamp and ballast.

Circular fixtures are ideal for torchieres, low profile ceiling fixtures, decorative chandeliers, and wall sconces.