Upgrade your hot tub with the Gecko IN.TEMP 7.5kW Heat Pump, the most efficient way to heat and cool spa water. Using renewable ambient air energy and a COP of up to 6.13, it offers savings of up to 75% versus traditional electric heaters—equivalent to over 500% heating efficiency.
Key Benefits
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Huge Energy Savings: COP 6.13 in optimal conditions, 4.48 in cooler weather. Eco-friendly R32 refrigerant (CE model).
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Plug-and-Play Design: No additional electrical circuit required. Connects directly to Gecko IN.YT, IN.YE and IN.YJ systems with smart automatic detection.
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6 Operating Modes: Eco Heat, Smart Heat, Cool, Eco Auto, Smart Auto & Electric.
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Durable Build: Titanium heat exchanger, GMCC rotary compressor, multiple built-in protections.
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Quiet Running: Only 56.5 dB(A) at 1m.
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Year-Round Use: Operates from -5°C to 43°C with auto-defrost and freeze protection.
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Cooling Mode: Provides up to 6.24 kW cooling for summer use.
Technical Overview
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Heating Output: 7.5kW
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Power Input (Max): 1.91kW (CE)
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Rated Current: 5.49A
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Refrigerant: R32 (CE)
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Dimensions: 902 × 356 × 661mm
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Weight: 45kg
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Optimal Flow Rate: 3.41 m³/h (15 GPM), Min 1.14 m³/h (5 GPM)
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Noise: 56.5 dB(A), IPX4 water resistance
Hot Tub Suitability
Ideal for small to medium hot tubs (1,000–2,000 litres) and most 5–6 person spas. Under optimal conditions, heat-up times range from 3.9 to 6.4 hours depending on water volume.
Energy Cost Comparison
Typical 1,500L hot tub:
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Standard Electric Heating: ~£7,884 per year
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Gecko IN.TEMP (avg COP 5.0): ~£1,577 per year
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Savings: ~£6,300 annually
Most owners see ROI in 6–12 months.
Installation Requirements
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Powers directly from the spa control system (5m cable included).
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Requires a bypass plumbing setup with 1.5” connections.
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Clearance: 3m front, 1m rear, 0.5m sides/top.
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Install on a solid, ventilated outdoor surface—never in confined spaces.
Cold-Climate Guidance
Elevate above ground, insulate external pipework, ensure unrestricted airflow, and allow proper condensation drainage.
Compatibility
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Works with Gecko IN.YT / IN.YE / IN.YJ control systems
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Requires software Core 61 Rev 54+
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Compatible with all Gecko keypads (automatic detection)
For more information on Heat source pumps, please see here
