Replacement Digital Ballast for 75W and 95W (RH51-800-95L) Systems and will also replace most 95N ballast installations. If your unit has a second failover cable but does not use it, you can use this item to replace it. 

The Filtermate Ballast supports standard 4 pin Philips and Filtermate 75W UV Globes and is interchangeable with the Cynortic 95W Ballast used in the Waterguard Gold and Platinum series.

Note: This ballast will not work with 40W or 55W globes and does not have cutover power.