T8X4X4/2A T-8X60 T8X9-C-12D T8X9-C-24D T8X9-I-12D T8X9-I-24D T8XC51SND1 T8YGDG0.6M18W BG6500K T8YGDG0.9M30W BG6500K T8YGDG1.2M36W BG6500K