Product details:

This is the original Heater Assembly made by Balboa Water Group. It is a direct factory replacement that ensures proper operation and fitment. Model # OEM VS M7 Features: SpaGuts P/N: 25-200-8083 Original Heater Assembly made by Balboa Water Group. Heater Dimensions are approximately 15L x 2Diameter (Actual hole diameter is 2. 25"). Features: Stainless Steel Heater Housing; 5. 5KW 220V Incoloy Flo-Thru Heater Element; Balboa OEM M7 Dual Sensors, 12. 0"; Pair of 2. 0Heater Split Nuts; Pair of 2. 0Heater Tailpieces with O-Ring Gaskets. Note that the Heater Split Nuts have an inside nut diameter of approximately 3. 1". Item Dimensions: 15L x 2. 25W x 2. 25H.