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Siemens RWF21.400
POLYGYR universal controller with 4 switching stages. Direct replacement by Synco RLU236 which has the same functionality with additional features, but is different in size and appearance. Info: the Synco RLU2.. units are digital controllers and require configuration, please contact us.
Replacement: RLU236
Please check the technical data of the replacement product exactly, a 1: 1 replacement is not always possible.
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RWF21.400
POLYGYR universal controller with 4...
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