Power Electronics & Systems PES120ET8-12SMT-4 2 Lamp 120V Instant Start Fluorescent Dimming Electronic Ballast for 2- F17T8, F25T8 and F32T8 T8 Bulbs UL+, cull+ FCC Listed Suitable for indoor light fixtures Energy savings with the latest surface mount technology Parallel lamp operation when one lamp is removed Noise free operation; lightweight/compact