Balboa.75 HP M3 Control System Pump Wet-End (95300+000) — Obsolete, Replacement Required

The Balboa.75 HP M3 Control System Pump Wet-End (95300+000) is a specialized component designed for Balboa’s M3 spa control setups. This wet-end assembly houses the impeller and fluid pathways that drive water circulation, filtration, and jet performance in compatible hot tubs. As an older, now obsolete part, this wet-end is no longer stocked or serviced through standard channels, and you will need a new pump or a modern replacement that matches your Balboa control system.

Why this matters for your spa

• Restore circulation and filtration. The wet-end is essential to moving water through the heater, filter, and jets. When the wet-end wears or becomes unavailable, you’ll notice reduced flow and uneven jet action.
• Compatibility with Balboa control systems. Designed to work with Balboa’s M3 control architecture, this pump wet-end was built to sync with the system’s electrical and plumbing interfaces. As it’s now obsolete, a current replacement approach ensures reliable communication and performance with modern controls.
• Targeted solution for legacy spas. If your spa was originally equipped with a Balboa M3 setup, upgrading to a contemporary pump assembly can simplify maintenance and parts availability going forward.

Who this is for

• Owners of hot tubs or spas that rely on Balboa M3 control systems and previously used a 0.75 HP pump wet-end.
• Pros performing maintenance on aging Balboa installations who need a clear path to a replacement solution for the wet-end portion.
• DIY enthusiasts and service technicians seeking to understand the role of the wet-end in overall spa performance when aging components are replaced.

What to know before replacing

• As this specific wet-end is labeled obsolete, plan for a replacement solution compatible with your Balboa control system. This ensures proper fitment, seal integrity, and electrical compatibility.
• Confirm mounting and plumbing connections match your spa’s layout, including inlet/outlet sizing and any unions or adapters required for a seamless installation.
• Assess overall system health: pump motor (0.75 HP) condition, seals, and electrical supply. A complete refresh often yields the most reliable long-term performance.

How this replacement approach improves your spa experience

• Consistent water flow supports effective filtration, heating, and jet performance, delivering a comfortable, balanced soak.
• Reduced risk of leaks and sudden pump failures thanks to a properly matched replacement strategy for the wet-end assembly.
• Cleaner, easier maintenance with a clearly defined upgrade path from an obsolete wet-end to a modern solution compatible with current Balboa controls.

Product details

• Product name: Balboa.75 HP M3 Control System Pump Wet-End
• Part number: 95300+000
• Horsepower: 0.75 HP
• System compatibility: Balboa M3 control system
• Status: Obsolete — replacement required

• Obsolete - you will need a new pump