Balboa 15" 3.0kW M7 Flo-Thru Heater (26-58061-K)

Balboa 15" 3.0kW M7 Flo-Thru Heater (26-58061-K) is a replacement spa heater distinguished by its titanium heating element construction. Built around a 15" flow-through format and 3.0kW output, this model should be matched by part number and specification to preserve the intended heating performance, plumbing alignment, and compatibility with the surrounding Balboa equipment.

M7-style heating systems are designed around sensor-based monitoring associated with the heater assembly. Proper operation depends on the heater, sensors, water flow, and control system working together, so replacement selection should be based on the original part number and full configuration rather than wattage alone.

The titanium element is a defining feature of this model. Titanium offers strong corrosion resistance in demanding aquatic environments and is often selected where long-term durability is especially important. Even with a corrosion-resistant element, proper water chemistry remains essential because scale, low flow, and chemical imbalance can still shorten heater life and affect heat transfer.

Proper fitment begins with verification. Compare the existing heater’s part number, length, rated output, sensor or control connections, plumbing orientation, and electrical requirements before ordering. Spa heaters are not universally interchangeable, and taking a few minutes to confirm these details can reduce installation delays, unnecessary returns, and repeat service calls.

Once correctly matched and installed, the Balboa 26-58061-K can help restore dependable water heating, steadier temperature maintenance, and the day-to-day comfort expected from a properly operating spa.

• M7-style flow-through heater configuration
• 3.0kW rated heating output
• 15" heater configuration for correct physical fitment
• Titanium element construction for strong corrosion resistance
• Supports dependable temperature recovery when correctly matched and installed