Features: *Compatibility: Compatible for Sundance spas 2012+ spas series J-200, J-300, J-400, for J-LX. Fits perfectly for seamless integration. *Safe and Reliable: for Ensure clean and purified water quality by reducing the use of disinfectants in your blub . Rest assured of a safe and hygienic spa experience. *New design: Enjoy the convenience of the new Easy Change Connection Port, making bulb replacement quick and effortless. *Easy installation: Simple remove the screw, enclosure cover, and gasket, and easily place the bulb back into the quartz tube. Hassle-free installation for your convenience. *Notice: Backwards Compatible, also compatible for Sundance Spas older models. Upgrade your blub without any compatibility issues. Note: The length of the provided text is less than 500 characters, hence additional information should be included to meet the minimum requirement. Specifications: *Product Name:6472-841 Pool and Spa Bulb Replacement for Sundance *Material:Glass *Size:7.67in *Color:as shown *Fitment:Compatible for Sundance spas 2012+,spas series J-200, J-300, J-400, for J-LX *Number of Pieces:1pc Package Content: 1*Pool and Spa Bulb Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store