Ozone Module Kit 9-1056-01 for Ozone Generator & Del Ozone 25 50 100 EC-10 EC-20 Description [Wide Application] OZONE 25/50/100 (known as Eclipse until 2018) for In-Ground Pools; OZONE 25 (previously Eclipse 10) utilizes (2) APG Ozone Module, OZONE 50 (previously Eclipse 20) utilizes (4) APG Ozone Modules, OZONE 100 (previously Eclipse 40) utilizes (6) APG Ozone Modules. [Features] The 9-1056-01 Ozone Module/Cell is a Del Ozone replacement part and should be replaced after 15,000 hours of operation, the Ozone Module may be producing less ozone after this period of time due to contamination within the plasma gap ozone chamber. Regularly check inside the unit to verify all the Ozone Modules are working. [Design] Any ozone generator utilizing the APG Technology is Auto Sensing, Dual Voltage. Our APG Ozone Technology is engineered with precision. Outperforming UV, CD Chip and CD Electrode Ozone, the APG Ozone Technology has the longest lifespan yet, does better in humid climates and consumes the least amount of electricity. The 9-1056-01 APG Ozone Module was also utilized in the following DISCONTINUED products: ZO-200 Portable Purifier (2015-2017); ZO-400 Well Water Purifier (2015-2017). [Satisfaction Guarantee] We aims to provide the best service for our customer and built to provide exceptional levels of durability, if you're not 100% satisfied with our item, simply return it for a full refund in 60 days. We support 12 months’ Warranty. If you have any problems about our products, please feel free to contact us. [Package Includes] 1 x 9-1056-01 Ozone Module Kit