Keystone Program Start Electronic Ballast - 120-277V For (2) 42W CFL Lamps

Keystone Program Start Electronic Ballast, 120-277V For (2) 42W CFL Lamps

Ignites the following lamp combinations:

• 1 or 2  32W GX24q CFL 
• 1 or 2 36W GX24q CFl
• 1 or 2 42W GX24q CFL
• 1 or 2 39W or 40W 2G11
• (2) FC9T5 22W 
• (1) 57W GX24q CFL 
• (2) 24W 2G11
• (1) FC9T5 and (1) FC12T5 combined
• (1) 28W Circline GR10q 
• Maximum Case Temperature: 194ºF, 90ºC
• Lamp End-of-Life Protected