Suburban 232882 Water Heater Wall Switch Assembly - White
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Questions & Answers
In some applications, a relay is needed, however, this varies depending on the type of heater and its applications. There is no requirement for one for most of the Suburban water heater's options. A new Sw6 DSI and electric element are on the way. It came with a control board, so there was no relay to install. To prevent water from getting onto the control board, be careful where you mount it.
In order to clarify, the switch affects the "del" models, not the "de" If you add a 12 volt source, you'll be able to make it work A 120v relay is separate and you would have to buy it
This switch is for a gas or electric combination boiler. I don't recall the model number, but it was gas or electric.