GE UltraMax Proline Electronic Ballast, 120/277 Volt Instant Start Ballast, Low Power Ballast Factor, Ballast for Fluorescent Light (3) or (2) Lamp T8, Compatible with F32T8/WM and F17T8 - - Amazon.com
Surelite Ballast 10-0161 - BuyUltraviolet
Espen VEC72120MR Electronic Ballast for 32W/40W Circuline Lamp
Ballast electronique EOM PHILIPS HF P performer 258 TLD III pour 2 tubes 58W 6 fils | prozic.com