Sundance Spas 780 Series 4 Button Topside Control 6600-384

Sundance Spas 780 Series 4 Button Encrypted Topside Control used with SMT system.

Fits the following Sundance Spas: 5/24/2018+ 1-pump system (North American/Export), 780 Dover

• Replaced P/N 6600-064
• Works with encrypted and non-encrypted boards