Products - Control Panels
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      1. Frequently Asked Questions
      2. Products - Control Panels

      What is the difference between the EV and SP mode on the EV 301/601 control panels?

      Simple Natural Ventilation (SP Mode) and Advanced Shaft System (EV Mode).

      You can find the EV-301+EV-601 Wiring details for SP Mode on the EV-301 or EV-601 product page.

      If you require wiring instructions for the EV Mode, please contact us.