Balboa 96 Inch Heater Sensor Assembly [5Xx/6Xx] (50111)

Type:	Circuit Board Parts
Mfr	Balboa Water Group
Mfg Part #	50111
Hzn Part #	59-138-1050

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TAGS: balboawater, circuitboardparts, spaparts

Details

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SEE REPLACEMENT PART: OBSOLETE

A spa heater can only perform as well as the information it receives, and that is exactly why the sensor assembly matters so much. This 96 inch heater sensor assembly is designed for compatible 5Xx and 6Xx systems where the control pack depends on accurate feedback to regulate water temperature properly. When that feedback becomes unreliable, the heater can begin acting in ways that feel unpredictable or simply wrong.

Sensor issues often masquerade as something bigger. Water may take too long to heat, temperature may drift, or the system may cycle in a way that makes the spa feel inconsistent from one day to the next. In many cases, the heater itself is not the problem. The control system is reacting to poor information, and replacing the sensor assembly is the direct way to fix that.

The longer 96 inch lead makes this part especially useful in equipment layouts where the sensor location and control board are not sitting close together. That extra reach supports cleaner routing and reduces the temptation to force a cable path that was never meant to be stretched.

Once matched to the right setup, this assembly helps the spa return to steadier, more believable heating behavior. For homeowners, that means less guesswork, fewer temperature surprises, and a system that feels more dependable every time it is used.

Designed for compatible 5Xx and 6Xx heater systems
96 inch length supports longer routing requirements
Helps restore accurate heater temperature feedback
Useful when heating cycles become inconsistent or erratic
Supports more stable and dependable spa operation

Balboa Water Group – Spa Systems, Pumps, Heaters & Control Components

Who is Balboa Water Group?

Balboa Water Group is the world’s largest manufacturer of spa systems, components, and control technology, producing an estimated 70% of all hot tub systems globally. With decades of industry leadership, Balboa is the driving force behind many of the pumps, heaters, control packs, and circuit boards used by top spa brands. Known for innovation, reliability, and engineering excellence, Balboa has become the standard for spa system performance worldwide.

What products does Balboa Water Group specialize in?

Balboa specializes in complete spa system solutions, including control systems, topside panels, circuit boards, heaters, pumps, sensors, jets, and accessories. Their systems are designed to seamlessly integrate temperature control, water flow, filtration, and lighting. Balboa products are widely used in both new spa manufacturing and replacement parts, making them one of the most commonly sourced brands for hot tub repair and upgrades.

Why choose Balboa Water Group parts for your pool or spa?

Balboa parts are trusted for their compatibility, durability, and consistent performance across a wide range of spa systems. Because Balboa components are used in the majority of hot tubs on the market, finding compatible replacement parts is easier and more reliable. Their advanced control technology allows precise management of temperature, jet functions, and energy usage, helping extend equipment life while improving the overall spa experience.

How do you identify and choose the correct Balboa Water Group part?

To select the correct Balboa part, it’s important to match your existing system’s model number, circuit board type, heater configuration, and topside control compatibility. Checking labels on control packs and referencing wiring diagrams or product manuals ensures proper fit and function. Choosing the correct Balboa component helps maintain system efficiency, prevents compatibility issues, and ensures safe operation.

Need help finding the right Balboa Water Group part?

At Bath & Spa Parts Online, we carry a wide selection of Balboa Water Group pool, spa, and bath parts ready to ship. Can’t find what you need? Contact our Product Specialists at 800-918-9143, use the live chat, or visit our Contact Us page. For installation guides, part diagrams, and troubleshooting resources, visit the Bath & Spa Parts Online Knowledge Base for expert support.