Explore Balboa Spa Controls retrofit options and compatible components designed for spa owners, technicians, and service professionals seeking reliable performance and straightforward installation. This collection features Balboa’s M7 temperature and flow sensor technology, a durable plastic enclosure, and a universal control platform that simplifies wiring and serviceability while supporting 120/240V configurations and multiple heater options.
Why customers choose these solutions
For fast upgrades, these kits deliver proven reliability, ease of installation, and consistent operation across different spa models. Whether replacing a worn control or modernizing to a more flexible platform, Balboa Spa Controls are built to reduce downtime and maintenance.

![Balboa BP7 5.5kW Retrofit Kit [240v] Control Box & topside [G6506] Spa Parts: Spa Control Systems (Balboa) G6406_BP7_Spa_Control](http://bathparts.com/cdn/shop/files/G6406_BP7_Spa_Control.jpg?v=1769976125&width=1280)
![Balboa BP7 5.5kW Retrofit Kit [240v] Control Box & topside [G6506] Spa Parts: Spa Control Systems (Balboa) G6406.1](http://bathparts.com/cdn/shop/products/G6406.1.jpg?v=1769976124&width=700)
![Balboa BP7 5.5kW Retrofit Kit [VS510S] [120/240v](G6505) Spa Parts: Spa Control Systems (Balboa) 58-138-4010_XL_213b9815-99eb-4a55-af42-997836468852](http://bathparts.com/cdn/shop/files/58-138-4010_XL_213b9815-99eb-4a55-af42-997836468852.jpg?v=1769976124&width=1600)
![Balboa BP7 5.5kW Retrofit Kit [VS510S] [120/240v](G6505) Spa Parts: Spa Control Systems (Balboa) 54218](http://bathparts.com/cdn/shop/products/54218.jpg?v=1769976124&width=700)


![Balboa M7 4.0kW Flo-Thru Heater [2" x 15"] [240v] w/Pressure Switch (58039) [G7416] Spa Parts: Spa Heaters (Balboa Spa Heaters) G7416_ed01100a-a4d8-4419-9bfe-b868fc51b9fb](http://bathparts.com/cdn/shop/products/G7416_ed01100a-a4d8-4419-9bfe-b868fc51b9fb.jpg?v=1769976129&width=1600)






![Balboa Topside 7' Extension Cable, BP Series [4 Pin Molex] (25662-7) Spa Controls 59-138-1542_XL](http://bathparts.com/cdn/shop/products/59-138-1542_XL.jpg?v=1769976085&width=1600)
![Balboa Topside 7' Extension Cable, BP Series [4 Pin Molex] (25662-7) Spa Controls 59-138-1542_2-CONNECTOR1__XL](http://bathparts.com/cdn/shop/products/59-138-1542_2-CONNECTOR1__XL.jpg?v=1769976085&width=1600)
![Balboa BP7 4.0kW Retrofit Kit 2000LE M7 3 Pump [53672] [G6406] Spa Parts: Spa Control Systems (Balboa) 2000le_system](http://bathparts.com/cdn/shop/products/2000le_system.jpg?v=1769976128&width=700)
![Balboa Spa Control Leisure Bay [4.0kW] [LB501S] (53352-02) Spa Parts: Spa Control Systems (Balboa) G6406](http://bathparts.com/cdn/shop/files/G6406.jpg?v=1769976128&width=1000)
![Balboa Topside, ML900, 12 Button, w/o Overlay ( 52797-04)[G8390] Spa Controls 52797-04](http://bathparts.com/cdn/shop/products/52797-04.jpg?v=1769976170&width=700)
![Balboa Topside, ML900, 12 Button, w/o Overlay ( 52797-04)[G8390] Spa Controls G8390](http://bathparts.com/cdn/shop/files/G8390.jpg?v=1769976171&width=1600)


![Balboa BP100G2 4.0kW Retro-Fit Kit [Keys 100C] (120/240v) (55230) (51-G6502) Spa Controls 54220_-_pack](http://bathparts.com/cdn/shop/files/54220_-_pack.jpg?v=1769976164&width=1600)
![Balboa VL700S Spa Topside Panel [No Blower] (54716) Spa Parts: Spa Topside Panels (Balboa Topside Panels) G8270](http://bathparts.com/cdn/shop/files/G8270.jpg?v=1769976090&width=1600)
![Balboa VL700S Spa Topside Panel [No Blower] (54716) Spa Parts: Spa Topside Panels (Balboa Topside Panels) G8270_face](http://bathparts.com/cdn/shop/files/G8270_face.jpg?v=1769976090&width=1600)






![Balboa BP7 4.0kW Retrofit Kit [Bullfrog] BP7 Series, 4kw, oval topside panel (52857) (G6406) Spa Controls G6406_5cf46763-8b46-4f38-930b-ced4463efb09](http://bathparts.com/cdn/shop/products/G6406_5cf46763-8b46-4f38-930b-ced4463efb09.jpg?v=1769976169&width=700)
![Balboa BP7 4.0kW Retrofit Kit [Bullfrog] BP7 Series, 4kw, oval topside panel (52857) (G6406) Spa Controls api-v1.1-file-public_files-pim-assets-eb-c0-dd-61-61ddc0ebdd14481e49915197-images-8f-26-1e-62-621e268f445f1b0b1923f6ed-old_g6406_tbnl-83_bb18165d-d7bc-440d-b2d2-d17035022f6a](http://bathparts.com/cdn/shop/products/api-v1.1-file-public_files-pim-assets-eb-c0-dd-61-61ddc0ebdd14481e49915197-images-8f-26-1e-62-621e268f445f1b0b1923f6ed-old_g6406_tbnl-83_bb18165d-d7bc-440d-b2d2-d17035022f6a.jpg?v=1769976170&width=2000)
![Balboa Circuit Board, Cal Spa 6300DV Series [ELE09100236] Spa Parts Cal_Spa_6300DV_Series_Circuit_Board_ELE09100236](http://bathparts.com/cdn/shop/products/Cal_Spa_6300DV_Series_Circuit_Board_ELE09100236.jpg?v=1769976169&width=700)
![Balboa Topside 25' Extension Cable, BP Series [4 Pin Molex] [25662-25] Spa Controls 25662-25](http://bathparts.com/cdn/shop/products/25662-25.jpg?v=1769976170&width=1600)
![Balboa Topside 25' Extension Cable, BP Series [4 Pin Molex] [25662-25] Spa Controls Balboa_BP_Series_25_Spaside_WiFi_Extension_Cable_30-25662-25](http://bathparts.com/cdn/shop/files/Balboa_BP_Series_25_Spaside_WiFi_Extension_Cable_30-25662-25.webp?v=1769976170&width=1200)

![Balboa BP7 5.5kW Retrofit Kit [Hydro Spa] [HS200VS] [120/240v] (55098) Spa Parts: Spa Control Systems (Balboa) g6405](http://bathparts.com/cdn/shop/products/g6405.jpg?v=1769976128&width=600)
![Balboa, BP7 4.0kW Retrofit Kit [240v] TP500 Topside (51-G6405) Spa Parts: Spa Control System Parts (Balboa Retrofit Kits) 58-138-3255_6-DIAGRAM__XL_85817b39-60bc-4053-a5b5-88957f18e37e](http://bathparts.com/cdn/shop/products/58-138-3255_6-DIAGRAM__XL_85817b39-60bc-4053-a5b5-88957f18e37e.jpg?v=1769976125&width=1600)