How to find the right part
Read the source guidance and the maker’s manual for your equipment.

Match the store-stated part number
This store record states the part number W042303.
Source: Salt Pool Store / Zodiac LM3 Clear Cell Housing W042303 - Genuine Part. Read 2026-11-15.
Compare the full number, including its letters and separators. A store SKU can differ from a maker’s part number.
Keep the equipment model separate
Read the model plate on your equipment. Spa Depot gives this instruction for the listed control system:
Match the Model Number from the Control System's top ID Label
Source: Balboa BP501 Spa Control Circuit Board (59375) Pre-Configured. Read 2026-11-15.
Check the parts list for that exact model.
Our search matches exact store-stated part numbers. A search match does not confirm that a part fits.
Read the fit statement
Use only the store’s stated fit list. Ask the store when the model or part number does not match.
For electrical and gas work, use a licensed pro.
Search a part number ↗Questions before you start
Does a matching number confirm fit?
No. Check the store’s fit list for your exact model.
Is a store SKU a maker’s part number?
A store SKU can differ. Check the part number stated by the store.