Balboa 2.0kW M7 Spa Heater with Studs – GS & GL Series
The Balboa 2.0kW M7 Heater with Studs (GS-GL) is a genuine Balboa replacement heater designed to deliver reliable and efficient temperature control for hot tubs and spa systems. Built for compatibility with selected Balboa GS series control systems, this 2.0kW flow-through heater combines advanced M7 sensor technology with durable Incoloy construction for long-term performance.
Ideal for maintaining consistent water temperature without excessive energy consumption, this heater offers the perfect balance between efficiency and heating capability.
Key Features
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Genuine Balboa 2.0kW spa heater
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Designed for GS series control systems
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Advanced M7 dual 24″ sensor technology
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Accurate flow and temperature detection
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230V, 50Hz operation
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8.0–8.5 amp current draw
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Incoloy heating element for corrosion resistance
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Flow-through heater design
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Minimum required flow rate: 21 GPM
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Two fixing studs for secure mounting
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2″ white plastic female socket plumbing connections
Why Choose the Balboa M7 2.0kW Heater?
Advanced M7 Technology
The integrated dual M7 sensors are positioned at each end of the heater tube to monitor both water flow and temperature. This removes the need for pressure switches and improves reliability, helping maintain stable spa temperatures.
Durable Incoloy Element
Manufactured with an Incoloy heating element, this heater is built to resist corrosion and high operating temperatures, ensuring dependable long-term performance.
Efficient Heating Performance
With 2.0kW output, this heater provides effective temperature control while maintaining energy efficiency.
Compatibility
Compatible with selected Balboa control systems, including:
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GS500
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GS500Z
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GS501
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GS501Z (2.0kW models only)
Always confirm your existing heater specifications before purchase.
Technical Specifications
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Power Output: 2.0kW (230V, 50Hz)
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Amperage: 8.0–8.5 Amps
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Sensor Type: M7 Dual 24″ Temperature Sensors
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Heating Element Material: Incoloy
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Minimum Required Flow Rate: 21 GPM
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Heater Tube Length: 381 mm
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Overall Length (Including Tails): 495.3 mm
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Tube Diameter: 50.8 mm
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Terminal Spacing: 31.75 mm
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Plumbing Connection: 2″ Female Socket Unions
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Mounting Type: Dual Stud Fixing
