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  • SPI Systems Ltd
    SPI Systems Ltd
    (905) 642-3335
    82 Sandiford Dr. Unit 17 & 18, L4A 7X5  Stouffville

    The standard GE RR series relays have been in use for over 40 years. They are known to practically every electrical contractor. Each of the GE automation options uses the RR7P or RR9P as the basic power switching device. The relay employs a split low-voltage (24V) coil to move the line-voltage cont…