Waterway NEO 2100 Spa Pack Adapter Plate (885-8020) calvertengineering The 600889B is a practical

The 600889B is a practical service part when a compatible Raypak heater needs an auto reset 13-B thermostat to restore dependable thermal-control support

Helps direct return flow in compatible circulation systems

Improves fit accuracy and service confidence

or function depending on its role within the equipment

Useful when the original sensor is unreliable or failed

Waterway NEO 2100 Spa Pack Adapter Plate (885-8020) calvertengineering The 600889B is a practicalThe Waterway 885 8020 adapter plate is designed for compatible NEO 2100 spa pack applications. Adapter plates are useful because they help align or mount the control pack correctly within the intended installation, which can be especially important during replacement or retrofit work. When the original plate is missing, damaged, or no longer suitable for the setup, the correct Waterway replacement can help the spa pack fit more cleanly and securely. A