The Theramax Housing Front, part 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.

Specifications:

• Brand: Sundance Spas / Theramax
• 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 with plugs
• Direct replacement fit — OEM replacement for Sundance, Theramax, and Theraflo spa pumps using 48-frame motors manufactured June 2009 and newer
• Durable construction withstands heat, continuous water exposure, and spa chemical environments
• Proper housing alignment maintains pump efficiency and helps prevent leaks and friction that can lead to premature wear
• Always verify your exact pump model and frame size before ordering to ensure correct fit
• Part no. 6500-546

Returns & installation: Confirm your pump's exact model and 48-frame motor date (June 2009 or newer) before ordering, as pump parts are non-returnable once installed. Installation involves removing the pump wet end per your spa's service manual and replacing the front housing, impeller, and mechanical seal as needed.

FAQ

Q: How do I know if I need this part?
A: Visible cracks, leaks, or water seepage around the front of the pump wet end are common signs the front housing needs replacement.

Q: Does this include the impeller or seal?
A: No — this listing is for the front housing only; the impeller and mechanical seal are separate components.