The Balboa ML400 is a 4-button oval topside control panel widely used in hot tubs equipped with Balboa M-Series, EL (Elite), and GL (Global) Series control systems.
Manufacturers That Use the Balboa ML400 Topside
As Balboa Water Group is a leading OEM supplier, the ML400 panel (part number 52684 or G8340) is found in many different spa brands.
Artesian Spas
Bullfrog Spas (on some models manufactured between 2004-2007)
Cal Spas
Catalina Spas
Coast Spas
Coleman Spas
Dynasty Spas
Emerald Spas
Great Lakes Spas
Master Spas
Marquis Spas
Platinum Spas
Sundance Spas
Superior Spas
Viking Spas
Vita Spa
Brands sold by major retailers like Costco and Home Depot often use these standard parts
ML400 Specifications
The Balboa ML400 is known for its user-friendly interface and durable, water-resistant design.
The panel is sold either with or without an overlay (the sticker with button labels), so it is important to ensure the overlay matches your spa's specific functions.
