Replacement Bulb for SunRay, SunSquare Models: FBO31/750K
23" length, 31 watts.
Replacement bulb for SunRay, SunRay II, SunRay II+, SunSquare, and SunSquare+ models.
Because of bulb reclassification, this is the same bulb as FBO31/50K.
Order quantity 4 to replace all bulbs in your SunRay, SunRay II, or SunRay II+.
Order quantity 6 to replace all bulbs in your SunSquare or SunSquare+.
Price listed is per bulb.
Researchers recommend replacing all the bulbs in your light box every 2 years to maintain the correct light output. Most of our customers, in practice, replace them every 3-4 years, with regular use.
