The Theramax Housing Front 6500‑546 is a durable wet‑end replacement pump housing designed for use in Sundance™, Theramax™, and Theraflo™ spa pumps. It functions as the front portion of the wet end, supporting the impeller, mechanical seal, and facilitating proper water flow into the pump. This component is built to meet OEM specifications and restore structural integrity to pumps that have cracked, worn, or corroded front housings.

• Function — Serves as the front housing of the pump wet end, providing structural support for the impeller and mechanical seal while directing water flow into the pump.
• 2"MBT w/Plugs
• Direct Replacement Fit — OEM replacement for Sundance, Theramax, and Theraflo spa pumps using 48‑frame motors manufactured June 2009 and newer.
• Durable Construction — Constructed from materials designed to withstand heat, continuous water exposure, and spa chemical environments.
• Ensures Hydraulic Efficiency — Proper housing alignment maintains pump efficiency and helps prevent leaks and friction that can lead to premature wear.
• Compatibility — Compatible with Sundance®, Theramax®, and Theraflo® spa pumps using 48‑frame motors (post‑2009). Always verify your exact pump model and frame size before ordering to ensure correct fit.
• Part no. 6500‑546

Why choose this product?

This front housing is a critical structural component of the pump wet end. Replacing a cracked or worn housing restores proper alignment of internal components, eliminates leaks, improves pump performance, and extends the life of the mechanical seal and impeller. It’s an essential part when performing a pump wet‑end overhaul or repairing visible housing damage.