Description
A quality pump built to deliver steady, reliable flow.
The Gecko in.temp 5kW Air Source Heat Pump is one of the most efficient ways to heat your spa, delivering up to 75% lower running costs compared to traditional electric heaters. With a COP of 6.21, the in.temp captures renewable heat from the air, providing over 500% heating efficiency in ideal conditions.
Designed for small to medium spas (1,000–2,500L), the in.temp offers dependable performance from -5°C to 43°C, perfect for year-round use.
Key Features
Ultra-Efficient Heating
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Heating output up to 5.54kW using just 0.89kW of electricity
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COP 6.21 (optimal), COP 4.59 (cooler climates)
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Cooling capacity 3.87kW for summer operation
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Uses R32 refrigerant for low environmental impact
Smart Plug-and-Play Integration
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No additional electrical circuit needed
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Connects directly to Gecko IN.YE, IN.YT and IN.YJ systems
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Auto-detection and smart power management
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Includes 5m communication & power cables
Six Intelligent Modes
Eco Heat, Smart Heat, Eco Auto, Smart Auto, Cool, and Electric — allowing full control over efficiency, speed, and seasonal performance.
Premium Construction
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Titanium heat exchanger (corrosion-proof and compatible with all sanitizers)
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GMCC rotary compressor
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IPX4 weather-resistant enclosure
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Quiet 51.5 dB(A) operation
Safety & Monitoring
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Flow, pressure, overload and compressor protection
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Freeze protection & auto-defrost
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Self-diagnosis with keypad error codes
Technical Overview
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Power Input: Max 1.29kW
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Rated Current: 3.9A
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Dimensions: 794 Ă— 346 Ă— 555 mm
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Weight: 39kg (net)
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Flow Rate: 10 GPM optimal, 5 GPM minimum
Spa Suitability & Performance
Perfect for 1,000–2,500L spas, with heat-up times such as:
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1,500L spa (10°C → 37°C):
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~3.1 hours at 24°C ambient
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~4.4 hours at 15°C ambient
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Performance varies based on insulation, cover quality and climate.
Energy Cost Comparison
Typical annual running cost:
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Electric heater: ~ÂŁ7,776
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Gecko in.temp: ~ÂŁ1,620
Savings: ~ÂŁ6,156 per year (up to 79%)
Installation Requirements
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RS-485 compatible Gecko spa control (Core 61 Rev. 54+)
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3-valve bypass plumbing setup
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1.5″ connections
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Ventilation clearance: 3m front, 1m rear, 0.5m sides
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Install on a flat, ventilated surface with drainage slope
For more information on Heat source pumps, please see here
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Every item at Tropical Spas & Pools is checked before it is offered for sale.
Contact Tropical Spas & Pools today to confirm fit and arrange delivery.

























