Description
This filter set is the exact replacement required for the 2017 Michael Phelps Swim Momentum 80 and Momentum 80 D swim spas. Each R3 cartridge, built with a male pipe thread connector, is designed to house the EcoPur® Charge Mineral Cartridge inside. The three PWW50P3 cartridges install alongside the R3s to complete the filtration system, delivering the full water clarity and purification balance your swim spa was engineered for.
Includes:
- 2 × Master Clear MA‑R3 Filters (MPT) – Primary cartridges designed to capture dirt, debris, and particles.
- 2 × EcoPur® Charge Mineral Cartridges – Fit inside the R3s for mineral purification.
- 3 × Master Clear PWW50P3 Filters – Cartridges that work with the R3s to deliver full system performance.
Important Fit Notes:
- ✅ Fits 2017 MP Swim Momentum 80
- ✅ Fits 2017 MP Swim Momentum 80 D
- ❌ Not compatible with other production years or models outside this specification
🗓️ Replacement Schedule
- Filters: Replace every 12 months with regular care, or every 6 months with heavier use
- EcoPur® cartridges (inside the R3s): Replace every 6 months
Please verify your swim spa’s model and production year before purchase. Due to the nature of the product, we cannot accept returns on opened or incorrectly ordered filter sets.

