Horti-Control LF 20 Ballast
The LF-20 has twenty inputs for ballasts and forty outputs for lamps. It features dual trigger cables. One cable per ten ballasts/twenty bulbs. The trigger cables are connected to a 120 Volt/AC appliance timer/lighting controller. 15' piggyback trigger cable allows daisy chaining additional controllers. Plug and play with most popular lighting systems. Works with magnetic and digital core ballasts. 5 year warranty.