Arctic Spas LIT 106100 Ultimate Lighting Controller 2 wire (pre 2012) above ground pool parts This charcoal cabinet door helps other spa covers This charcoal cabinet door helps improve airflow while providing a clean finished look for your spa exterior Drain water from pool lines to below the return skimmer level Part number LIT 106100 Manufacturer Arctic Spas Manufacturer description Ultimate Lighting Controller 2 wire (pre 2012) Spa production range Built from 2009 (serial 117611) through 2011 (serial 149160) Manufacturer notes 2 wire systems replaced by 4 wire systems in 2012 ✅ Key Features: 💡 Replacement Lighting Controller – Helps restore proper operation of the Ultimate Lighting system 🔌 2 Wire Design – Made for compatible 2 wire lighting applications 🛁 For Pre 2012 Spas – Intended for older Arctic Spas models built before 2012 🛠 OEM Replacement Part – Use when replacing the original controller with the same part number 📋 Compatibility: Designed for Arctic Spas Ultimate Lighting systems requiring part number LIT 106100 For pre 2012 models only Verify wiring style and existing part number before ordering 🔧 Installation Notes: Turn off power before installation Match the replacement part to the original controller and wiring configuration Install according to spa service procedures or have a qualified technician perform the replacement 📌 Part Number: LIT 106100 Restore dependable spa lighting control with the correct Arctic Spas replacement part