Waterway Executive 2.0 SPL [9.0A] [2S] Pump (3421021-1U) circuitboards The Raypak 406A burner tray

The Raypak 406A burner tray without burner is designed for compatible sea-level heater applications where the supported burner-support tray needs replacement while the burner itself is handled separately

Some spa systems rely on extension relay boards to manage added outputs in a clean and organized way

Wet end for compatible Balboa Vico 4

7A] [1S] Circulation Pump (1030056) [6154106-S] is a Balboa Water Group replacement pump engineered for dependable circulation

When a retaining ring is handled without a dedicated tool

Waterway Executive 2.0 SPL [9.0A] [2S] Pump (3421021-1U) circuitboards The Raypak 406A burner trayThe Waterway 3421021 1U Executive pump is designed for compatible applications and features a 2. 0 SPL motor rated at 9. 0 amps in a 2 speed configuration. A pump like this is useful because it restores the full equipment assembly in systems where the original Executive pump needs a direct and compatible replacement. Matching the correct Executive specification helps preserve system compatibility and can make installation more straightforward. This