Balboa BP100 exploded diagram parts reference. Use the diagram key numbers below to identify compatible Balboa BP100 control boxes, circuit boards, heaters, topsides, overlays, retrofit kits, cables, cords, and accessories.
Manufacturer part numbers are linked to Bath & Spa Parts product URLs for easier cross-reference. Horizon numbers are shown for reference only. Discontinued items remain in the chart so customers can identify old part numbers and replacement paths.

Control Box
Circuit Boards
| Key | Horizon # | Mfg # | Product | ||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 59-138-3110 | G1310 | Balboa Circuit Board - Balboa BP100UX Systems (G1310) | ||||||||||||||||||||||||||||||||||||
View recommended products for G1310These recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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| 3 | 59-138-3190 | G1940 | PCB, Balboa, Genuine Daughter Board BP100G2 DISCONTINUED BY MANUFACTURER |
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View recommended products for G1940These recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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| 3 | 59-138-3192 | G1164 | PCB, Balboa, Genuine Daughter Board BP100G3 DISCONTINUED BY MANUFACTURER |
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View recommended products for G1164These recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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Heater Assemblies
| Key | Horizon # | Mfg # | Product | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 46-138-1302 | G7411 | Balboa 15" BP100 4.0kW FloThru Heater (G7411) | |||||||||
View recommended products for G7411These recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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| 4 | 46-138-1304 | G7511 | Balboa BP100 5.5kW FloThru Heater Assembly (G7511) | |||||||||
View recommended products for G7511These recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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| 4 | 46-138-1312 | G7413 | Heater, Remote FloThru, BWG, BP100, 4.0kw (G4311) | |||||||||
View recommended products for G7413These recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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Touchscreen Topsides
| Key | Horizon # | Mfg # | Product | |||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 5 | DISCONTINUED | 50390-04 | Topside, Balboa Water Group, SpaTouch1 Trapezoid, Touchscreen DISCONTINUED BY MANUFACTURER - NO ALTERNATIVE GIVEN |
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View recommended products for 50390-04These recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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| 5 | 58-138-3383 | 57324-02 | Topside, BWG, SpaTouch2 Trapezoid, Touchscreen DISCONTINUED BY MANUFACTURER - NO ALTERNATIVE GIVEN |
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NO RECOMMENDED PRODUCTS FOR 57324-02 | ||||||||||||||||||||||||
| 5 | DISCONTINUED | 57220-03 | Topside, Balboa Water Group, SpaTouch2 Trapezoid, Touchscreen DISCONTINUED BY MANUFACTURER - NO ALTERNATIVE GIVEN |
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NO RECOMMENDED PRODUCTS FOR 57220-03 | ||||||||||||||||||||||||
| 5 | 58-138-3385 | 57179 | Topside, BWG SpaTouch2T, Touchscreen, Black Frame DISCONTINUED BY MANUFACTURER - NO ALTERNATIVE GIVEN |
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NO RECOMMENDED PRODUCTS FOR 57179 | ||||||||||||||||||||||||
| 5 | 58-138-3386 | 57329 | Topside, BWG SpaTouch2TC(N), Touchscreen, Black Frame DISCONTINUED BY MANUFACTURER - NO ALTERNATIVE GIVEN |
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NO RECOMMENDED PRODUCTS FOR 57329 | ||||||||||||||||||||||||
| 5 | 58-138-3400 | 57255-08 | Topside, BWG SpaTouch3, Touchscreen, Square, Black Frame DISCONTINUED BY MANUFACTURER - NO ALTERNATIVE GIVEN |
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NO RECOMMENDED PRODUCTS FOR 57255-08 | ||||||||||||||||||||||||
| 5 | 58-138-3450 | G8474 | Topside, Balboa, Genuine TP740T, w/o Overlay | |||||||||||||||||||||
View recommended products for G8474These recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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| 5 | 58-138-3452 | G8524 | Balboa SpaTouch2T Touchscreen Topside Panel (G8524) | |||||||||||||||||||||
View recommended products for G8524These recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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| 5 | 58-138-3454 | G8535-01 | Balboa SpaTouch3 Touchscreen Clear Frame Topside (G8535-01) | |||||||||||||||||||||
View recommended products for G8535-01These recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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| 5 | DISCONTINUED | G8535-03 | Topside, BWG Genuine SpaTouch3, Touchscreen, Clear Frame DISCONTINUED BY MANUFACTURER - NO ALTERNATIVE GIVEN |
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View recommended products for G8535-03These recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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| 5 | 58-138-3456 | G8537-01 | Topside, BWG Genuine SpaTouch3 Plus, Touchscreen, Clear Frame | |||||||||||||||||||||
NO RECOMMENDED PRODUCTS FOR G8537-01 | ||||||||||||||||||||||||
| 5 | DISCONTINUED | 50403 | Topside, HQ-BWG SpaTouch Oval, With Overlay DISCONTINUED BY MANUFACTURER - NO ALTERNATIVE GIVEN |
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NO RECOMMENDED PRODUCTS FOR 50403 | ||||||||||||||||||||||||
Rectangular Topsides
| Key | Horizon # | Mfg # | Product | |||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 6 | 58-138-3355 | 57238-01 | Topside, Balboa Water Group, TP500, 6 Button, w/o Overlay | |||||||||||||||||||||
View recommended products for 57238-01These recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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| 6 | 58-138-3444 | G8450 | Balboa TP500 6-Button Topside [w/o Overlay] (G8450) | |||||||||||||||||||||
View recommended products for G8450These recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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Oval Topsides
| Key | Horizon # | Mfg # | Product | |||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 7 | 58-138-3446 | G8460 | Balboa TP600 6-Button Topside [w/o Overlay] (G8460) | |||||||||||||||||||||||||||
View recommended products for G8460These recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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| 7 | 58-138-3466 | G8451 | Balboa TP500S 6-Button Topside [w/o Overlay] (G8451) | |||||||||||||||||||||||||||
View recommended products for G8451These recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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| 7 | 58-138-4260 | 55673KIT | Balboa TP600 LCD Topside Panel (55673KIT) | |||||||||||||||||||||||||||
View recommended products for 55673KITThese recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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| 7 | 58-138-4265 | 50335KIT | Balboa TP600 Topside Panel [Jets/Jets/Aux/Warm/Lt/Cool LCD] (50335KIT) | |||||||||||||||||||||||||||
View recommended products for 50335KITThese recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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Elongated Oval Topsides
| Key | Horizon # | Mfg # | Product | |||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 8 | 58-138-3360 | G8454 | Balboa TP540 6-Button Topside Panel (G8454) | |||||||||||||||||||||||||||||||||
View recommended products for G8454These recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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| 8 | 58-138-3448 | G8470 | Balboa TP700 Topside [w/o Overlay] (G8470) | |||||||||||||||||||||||||||||||||
View recommended products for G8470These recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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| 8 | DISCONTINUED | 55701 | Topside, HQ-BWG TP400, 4-Button, LCD, w/o Overlay DISCONTINUED BY MANUFACTURER - NO ALTERNATIVE GIVEN |
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View recommended products for 55701These recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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| 8 | 58-355-3812 | 34-0206 | Topside, HQ-BWG TP800, 9-Button, Digital, w/o Overlay DISCONTINUED BY MANUFACTURER |
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NO RECOMMENDED PRODUCTS FOR 34-0206 | ||||||||||||||||||||||||||||||||||||
| 8 | 58-138-3448 | G8470 | Balboa TP700 Topside [w/o Overlay] (G8470) | |||||||||||||||||||||||||||||||||
View recommended products for G8470These recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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Small Oval Topsides
| Key | Horizon # | Mfg # | Product | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 9 | 58-138-3440 | G8420 | Balboa TP200W 4-Button Topside [w/o Overlay] (G8420) | |||||||||||||||
View recommended products for G8420These recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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| 9 | 58-138-3442 | G8421 | Balboa TP200T Topside w/o Overlay (G8421) | |||||||||||||||
View recommended products for G8421These recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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| 9 | 58-138-3458 | G8424 | Balboa TP240W 4-Button Topside [w/o Overlay] (G8424) | |||||||||||||||
View recommended products for G8424These recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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| 9 | 58-138-3460 | G8425 | Balboa TP240T 4-Button Topside [w/o Overlay] (G8425) | |||||||||||||||
View recommended products for G8425These recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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| 9 | 58-138-3462 | G8426 | Balboa TP260W 4-Button Topside [w/o Overlay] (G8426) | |||||||||||||||
View recommended products for G8426These recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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| 9 | 58-138-3464 | G8427 | Balboa TP260T 4-Button Topside [w/o Overlay] (G8427) | |||||||||||||||
View recommended products for G8427These recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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Topside Overlays
| Key | Horizon # | Mfg # | Product | ||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 58-138-1230 | 12966 | Balboa SpaTouch1 Trapezoid Overlay (12966) | |||||||||||||||||||
View recommended products for 12966These recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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| 58-138-1233 | 17183 | Balboa TP500 Overlay [Jets/Aux/Light] (17183) | |||||||||||||||||||
View recommended products for 17183These recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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| 58-138-1234 | 17284 | Overlay, Balboa Water Group, TP500, Jets/Light | |||||||||||||||||||
View recommended products for 17284These recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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| 58-138-1240 | 12512 | Balboa TP800 Overlay [Jet1/Jet2/Light/Aux] (12512) | |||||||||||||||||||
NO RECOMMENDED PRODUCTS FOR 12512 | |||||||||||||||||||||
| 58-138-1800 | 12101 | Overlay, Balboa BP Series, TP600, 6 Button, P1, Aux, Flip, Temp, Lt | |||||||||||||||||||
View recommended products for 12101These recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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| 58-138-1802 | 12762 | Balboa BP Series TP600 6 Btn P1 P2 Aux Temp Lt Overlay (12762) | |||||||||||||||||||
View recommended products for 12762These recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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Retrofit Kits
| Key | Horizon # | Mfg # | Product | ||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 58-138-3248 | G6512-02 | Control, BWG BP100G2, P1, P2, w/ 5.5kW Remote Heater, TP200T DISCONTINUED BY MANUFACTURER - NO ALTERNATIVE GIVEN |
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View recommended products for G6512-02These recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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| 58-138-3250 | G6402-01 | Balboa BP100G2 P1/P2 TP200T Control Sys. (G6402-01) | |||||||||||||||||||||||||||||||||||||
View recommended products for G6402-01These recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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| 58-138-3251 | G6422 | Balboa BP100G2 Control System [P1, P2] [w/4.0kW Heater] (G6422) | |||||||||||||||||||||||||||||||||||||
View recommended products for G6422These recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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| 58-138-3252 | G6412 | Balboa BP100G2 Control System [P1, P2] [w/4.0kW Rmt Heater] (G6412) | |||||||||||||||||||||||||||||||||||||
View recommended products for G6412These recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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Cables/Cords
| Key | Horizon # | Mfg # | Product | |||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| _25662-1 | 25662-1 | Balboa 25 Foot Topside Extension Cable [BP Series] [4 Pin] [Molex] (25662-1) | ||||||||||||||||
View recommended products for 25662-1These recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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| _48-0044A | 48-0044A | Cord, AMP splitter Hydro Quip 48-0044A | ||||||||||||||||
View recommended products for 48-0044AThese recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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| 59-138-1120 | 25257 | Balboa Aux Panel 6-Pin Molex Y Splitter (25257) | ||||||||||||||||
View recommended products for 25257These recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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| 59-138-1122 | 25801 | Balboa BP7 P2 + P4 4-Pin Amp Y Splitter (25801) | ||||||||||||||||
View recommended products for 25801These recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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| 59-138-1542 | 25662 | Balboa 7 Foot Topside Extension Cable [BP Series] [4 Pin] [Molex] (25662) | ||||||||||||||||
View recommended products for 25662These recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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| 60-138-1100 | 21086 | Balboa Male Cord [14/3 x 60"] [White] [Amp-4] (G B W) (21086) | ||||||||||||||||
View recommended products for 21086These recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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| 60-320-1060 | 30-1001C | Hydro-Quip Pump Cord [14/4 Wire x 31] [AMP-4] [Male(R/B/W/G)] (30-1001C) | ||||||||||||||||
View recommended products for 30-1001CThese recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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| 60-355-1004 | 30-0324-72 | Cord, Hydro-Quip, 14/3 x 72", White AMP-3/AMP-4 Male(G,B,W) | ||||||||||||||||
View recommended products for 30-0324-72These recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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Accessories
| Key | Horizon # | Mfg # | Product | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| _633-1000 | 633-1000 | Waterway NEO 2100 Spa Pack Light Lead W/2-Pin (633-1000) | |||||||||||||
View recommended products for 633-1000These recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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| 57-138-1000 | 21089 | Balboa Spa Light Assembly withO Lens (21089) | |||||||||||||
View recommended products for 21089These recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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| 58-355-4022 | 80-0510B-K | Adapter Plate, HydroQuip Lite Leader, 8-9/16" x 3-1/2" | |||||||||||||
View recommended products for 80-0510B-KThese recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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| 59-138-1102 | 15479 | Balboa SpaTouch2T Adapter Plate Topside Adapter Plate (15479) | |||||||||||||
View recommended products for 15479These recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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| 59-138-1104 | 15379 | Balboa TP400 Topside Adapter Plate (15379) | |||||||||||||
View recommended products for 15379These recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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| 59-138-1105 | 15480 | Balboa TP500 Adapter Plate (15480) | |||||||||||||
NO RECOMMENDED PRODUCTS FOR 15480 | |||||||||||||||
| 59-138-1106 | 15380 | Balboa TP600 Adapter Plate (15380) | |||||||||||||
View recommended products for 15380These recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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| 59-138-1107 | 15478 | Balboa TP700 Adapter Plate Topside Adapter Plate (15478) | |||||||||||||
View recommended products for 15478These recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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| 59-138-2010 | 59303 | Balboa ControlMySpa Ultra Gateway RF Module (59303) | |||||||||||||
NO RECOMMENDED PRODUCTS FOR 59303 | |||||||||||||||
| 59-355-1044 | 34-0202B-K | Sensor, Temp/Hi-Limit, HQ-Balboa Water Group, M7â„¢, 46" | |||||||||||||
View recommended products for 34-0202B-KThese recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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| 60-138-1020 | 26905 | Balboa 0.5A Slow-Blow 250V Fuse Replacement (26905) | |||||||||||||
View recommended products for 26905These recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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| 60-138-1025 | 26976 | Balboa 3.15A Slo Blo Fuse [250v] [5mm x 20mm] (26976) | |||||||||||||
View recommended products for 26976These recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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| 60-555-1150 | 26904 | Mini Time Delay Fuse, 10A, 20mm | |||||||||||||
View recommended products for 26904These recommendations are tied to this specific row and should not be assumed to apply to every other part in the diagram.
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