Balboa M7 15" 5.5 kW Spa Heater Assembly [2" x 15"] (55464) (G7512)

Heaters
Balboa Water Group
55464
46-138-1315
G7512
COMPARE AT $204.99
OUR PRICE $156.99
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A higher-output heater assembly can make a spa feel much more ready and dependable, and this Balboa M7 15 inch 5.5 kW Spa Heater Assembly is designed for compatible 2 inch by 15 inch applications where the original heater has become inconsistent or has reached the point where replacement makes more sense than continued troubleshooting. When heating performance starts to decline, the whole spa experience usually follows.

The 5.5 kW rating is an important part of this assembly’s appeal because it supports a stronger heating environment for setups designed around that level of output. Correct replacement matters here because a heater needs to match not only the plumbing dimensions of the spa but also the performance expectations of the system.

The M7 format helps keep this assembly aligned with the heater and sensor platform many owners already rely on for more stable operation. That can make the final repair feel much more like restoring the spa than changing it into something else.

Installed in the proper M7 application, this heater helps restore stronger flow-through heat and gives the spa a more confidence-inspiring temperature foundation for regular use.

  • Heater assembly for compatible Balboa M7 spa applications
  • 2 inch by 15 inch body with 5.5 kW output supports stronger heating
  • Helps restore more dependable high-output water heating
  • Useful when original heaters are worn or underperforming
  • Improves temperature stability and everyday spa comfort
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.

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