Pentair 520818 COM Port Expansion Module with 1-Feet Cable Replacement Pool and Spa Automatic Control Systems
- COM port expansion module replacement
- Fits Pentair IntelliTouch, EasyTouch pool and spa automatic control systems
- Also fits Pentair Compool to EasyTouch upgrade automation systems
- Measures 14-1/2-inch length by 12-1/2-inch height by 13-1/2-inch width
