Can I Connect the Neutral Terminal (marked WH) to Ground? October 06, 2021 21:18 Updated Follow No. Connecting neutral to ground is safety hazard and a violation of National Electric Code (NEC). Related articles My Decora Smart® Zigbee Device Powers On, but I'm Unable to Control my Light Do I need a Neutral Wire for In-Wall Zigbee Devices? My Decora Smart® Zigbee Device Powers On, but my Lights won't Turn On Choosing the right LED Bulb and Dimmer Combination