Standard-BL Fluorescent 120/277V Electronic Emergency Ballast For (1) 2 Foot 4 Foot T12/T8 20 40W Circline 13 26W 4-Pin Compact Fluorescent Bulb With Time Delay (BAL500TD) nostock Philips 287334 MH175/U 175W ED28

Philips 287334 MH175/U 175W ED28 Probe Start Metal Halide 4000K Mogul E39 Base Clear Bulb M57/E (928601150313)

Standard 4W 6 Inch T5 Miniature Bi-Pin Base UV-C 254nm Germicidal Bulb (G4T5) Warning

With a 4000K color temperature and Mogul E39 base

F13T5 Ballast

Standard-BL Fluorescent 120/277V Electronic Emergency Ballast For (1) 2 Foot 4 Foot T12/T8 20 40W Circline 13 26W 4-Pin Compact Fluorescent Bulb With Time Delay (BAL500TD) nostock Philips 287334 MH175/U 175W ED28Standard BL Fluorescent 120 277V Electronic Emergency Ballast For (1) 2 Foot 4 Foot T12 T8 20 40W Circline 13 26W 4 Pin Compact Fluorescent Bulb With Time Delay (BAL500TD)