Electronic Linear Fluorescent Ballasts, $10 - $50, where Input Volts is 277V, Lamps by Wattage is 2 x 40W - 49W, Number of Lamps is 2, Max Current is 0.15 - 0.29 Amps, Start Type is Instant, and Ballast Lamp Type is 4-Pin
$32.99$26.39eachYou save 20%