< p>Balboa LB501SZR1 circuit board is a serial-standard controller designed for Leisure Bay spas, providing reliable integration with Balboa’s control ecosystem. This replacement PCB features an 8-pin phone plug for harness connectivity and carries the P1-P2-P3-OZ-LT digital control signals, aligning with established spa architectures. Balboa Water Group backs this part with decades of expertise in spa controls, ensuring compatibility with common Leisure Bay configurations while maintaining system integrity.
- Part numbers: LB501SZR1, 4054341 (LMI), 53353-01 (Leisure Bay)
- Interface: serial-standard with 8-pin phone plug
- Control signals: P1-P2-P3-OZ-LT (digital).
- Application: replacement circuit board for Leisure Bay spas within the Balboa control family
This circuit board consolidates power, signaling, and relay interfaces into a compact assembly suitable for service and refurbishment. When used with the appropriate Balboa controller and spa wiring harness, it helps restore normal pump, heater, and diagnostic function, supporting dependable spa operation and extended equipment life.
Same As:
- LB501SZR1
- 4054341 (LMI)
-
53353-01 (Leisure Bay)
- 59-138-1752
Specs:
- Leisure Bay
- 8 Pin Phone Plug
- Value Series
- Digital
- P1-P2-P3-OZ-LT
