The Pentair 472610Z Switch Membrane Pad is designed for use with MasterTemp Heaters 250, 300, 350, and 400. This heat pump pool heater has a 100,001-350,000 BTUh heating rating and can be powered by both solar and electric sources. The switch membrane pad is suitable for both above ground and in ground pools, with an instantaneous (tankless) heating system and a water temperature range of 105 °F. Manufactured by Hayward and backed by a 1-year warranty, this digital display heater features a 4-gal tank capacity and operates at 220V with 14A of amperage
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