Replacement Ballast / Transformer for Evolution Aqua Evo UV Clarifier

Replacement Ballasts for Evo UV Clarifiers 15 W, 25 W, 30 W, 55 W, and 110 W.  The link above will show a picture of the new (in 2021) unit.   For 2020 models and older:  The correct model is the WH5-120-L.  All of those older models use this ballast. For 2021 models and newer, the correct models are: Ballast Box Spare 15w EA Pond UV SPBAL2115EAP Ballast Box Spare 25w EA Pond UV SPBAL21250EAP Ballast Box Spare 30w EA Pond UV SPBAL2130EAP Ballast Box Spare 55w EA Pond UV  SPBAL2155EAP Ballast Box Spare 110w EA Pond UV  SPBAL21110EAP