George Kay, 35, was charged with assault by beating and unlawful possession of a stun gun disguised as a torch.
Mr Kay did not enter a plea at Brighton Magistrates's Court when he appeared earlier.
He is also charged with possessing a bladed article.
The charge relates to a hunting knife found in a wardrobe.
Mr Kay is next due to appear at Lewes Crown Court on 11 January.
He was arrested at the couple's house in Crowborough on 3 October.
The husband of reality TV star and former singer Kerry Katona has appeared in court accused of beating her up at their home in East Sussex.