Balboa Circuit Board [55888] (VS300FHX) (33-54357-K)

Balboa Circuit Board [55888] (VS300FHX) is a genuine Balboa Water Group control board designed for Balboa spa packs. This replacement board powers the VS300 family and arrives wired for 120V from the factory, delivering reliable operation for pumps, heaters, and auxiliary components. With broad compatibility, it supports a range of Balboa configurations through established cross‑references, making it a practical retrofit for aging control systems.

The printed circuit board is laid out with clearly labeled screw-terminals and relays for straightforward installation and diagnostics. The green PCB, populated with standard connectors, enables quick wiring checks and serviceability, helping minimize downtime during replacements.

• VS300FHX; Brand: Balboa Water Group; Part numbers: 55888 (Balboa), 54646-01 (factory reference); cross-references include 33-54646-K, 54604, 54604-01, 56059, NORVS300R1A, VKV300F4RXX, VS300FLX, VS300FLXR1(x), NORVS300, VSP-NORVS300-CCAJ
• Power: wired 120V from the factory
• Applications: spa control boards and retrofits; restores control over filtration, heating, and diagnostics

Balboa Circuit Board [55888] (VS300FHX) (54357-03)

Replaces: 33-54646-K , 54604 , 54604-01 , 55341, 56059 , NORVS300R1A , VKV300F4RXX , VS300FLX , VS300FLXR1(x), NORVS300, VSP-NORVS300-CCAJ