Indoor Pool Dehumidifier
Product Introduction
An indoor pool dehumidifier is a device used to control the temperature and humidity of a pool room and to recover heat. It is suitable for indoor heated pools, club pools, and spas.
Product Features
High Dehumidification Efficiency
The Indoor Pool Dehumidifier can dehumidify 10–250 kg per hour per module, utilizing a scroll compressor and a copper-tube hydrophilic aluminum-fin evaporator for rapid dehumidification, continuously maintaining stable humidity in the pool space.
Long Corrosion Resistance and Lifespan
The equipment uses a titanium tube heat recovery unit and an anti-corrosion coated shell, capable of withstanding long-term corrosion from chlorine-containing moisture. Core components have a stable service life of 8–10 years.
Energy-Saving Heat Recovery
The system recovers latent heat of vaporization for heating air or pool water, achieving a heat utilization rate of over 60%, effectively reducing operating energy consumption and lessening the load on external heating equipment.
Convenient Installation and Maintenance
The compact four-module structure, with built-in leveling and maintenance access, allows for quick installation and docking in limited machine room space, facilitating routine maintenance of the compressor and fan.
Product three views

Three views of the standard swimming pool dehumidifying heat pump (GND44-250) product

Three views of the standard swimming pool dehumidifying heat pump (GND10-35) product
Technical parameters
Technical parameters of standard swimming pool dehumidification heat pump (GND44-250)
| Technical parameters | GND44+F | GND50+F | GND60+F | GND82+F | GND110+F | GND140+F | GND160+F | Gnd200+f | GND250+F | |
| Dehumidification amount (kg/h) | 45 | 53.5 | 65.5 | 87.5 | 112.5 | 142 | 163.5 | 200 | 250 | |
| Total refrigeration capacity (KW) | 61 | 71.5 | 81.7 | 112 | 150 | 190 | 217 | 272 | 340 | |
| Total heat (KW) | 74.6 | 88.2 | 101.2 | 136.4 | 186.2 | 230 | 270 | 335 | 414.4 | |
| *Rated power of the whole machine (KW) | 21.2 | 23 | 27 | 42 | 48 | 74.8 | 85 | 91.9 | 123 | |
| Pool water heat recovery capacity (KW) | 45 | 53 | 60.7 | 81.84 | 112 | 138 | 162 | 201 | 248.6 | |
| Space heat recovery (KW) | 29.6 | 35.2 | 40.5 | 54.56 | 74.2 | 92 | 108 | 134 | 165.8 | |
| Pool water titanium tube heat exchanger | ||||||||||
| quantity | 2 | 2 | 2 | 4 | 4 | 5 | 6 | 6 | 6 | |
| U-PVC pipe inlet and outlet pipe (mm) | Φ63 | Φ63 | Φ63 | Φ75 | Φ75 | Φ90 | Φ90 | Φ110 | Φ110 | |
| Water flow rate (m³/h) | 18 | 18 | 20 | 40 | 40 | 50 | 60 | 90 | 120 | |
| Water pressure drop (Pa) | 50 | 54 | 56 | 60 | 65 | 75 | 80 | 90 | 98 | |
| Indoor air condenser | ||||||||||
| Types of indoor air condensers | Copper tube hydrophilic aluminum fins | |||||||||
| Condenser heat dissipation (KW) | 74.6 | 88.2 | 101.2 | 136.4 | 186.2 | 230 | 270 | 335 | 414.4 | |
| Number of condenser loops | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 4 | |
| compressor | ||||||||||
| Number of compressors | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 4 | |
| Compressor type | Vortex | |||||||||
| Power supply (V/Ph/Hz) | 380/3/50 | |||||||||
| Rated power (KW) | 13 | 15.6 | 18.4 | 24.4 | 35.2 | 39.6 | 52.8 | 62.4 | 74.4 | |
| Centrifugal fan | ||||||||||
| Number of fans | 1+1 | 1+1 | 1+1 | 1+1 | 1+1 | 1+1 | 1+1 | 1+1 | 1+1 | |
| *Air volume (m3/h) | 12000 | 13000 | 15000 | 20000 | 26000 | 34000 | 39000 | 49000 | 63000 | |
| *Wind pressure (Pa) | 400 | 400 | 500 | 500 | 550 | 550 | 550 | 650 | 650 | |
| Recommended cross-sectional area of main air duct (M²) | 0.42 | 0.45 | 0.52 | 0.69 | 0.90 | 1.18 | 1.35 | 1.70 | 2.19 | |
| Recommended cross-sectional area of main return air duct (M²) | 0.56 | 0.60 | 0.69 | 0.93 | 1.20 | 1.57 | 1.81 | 2.27 | 2.92 | |
| Power supply (V/Ph/Hz) | 380/3/50 | |||||||||
| *Rated power (KW) | 1.6/4 | 1.6/4 | 1.6/5.5 | 2/6.5 | 3/8 | 5/11 | 7.5/15 | 11/18.5 | 18/30 | |
| Evaporator | ||||||||||
| Types of evaporators | Copper tube hydrophilic aluminum fins | |||||||||
| Evaporator cooling capacity (KW) | 61 | 71.5 | 81.7 | 112 | 150 | 190 | 217 | 272 | 340 | |
| Number of evaporator loops | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 4 | |
| Other data | ||||||||||
| Refrigerant type | R22/R407C/R410A | |||||||||
| Sensor | Temperature and humidity sensors, water temperature sensors, air pressure sensors, high and low voltage controllers, phase sequence protectors, flow switches, overheating protection, etc. | |||||||||
| Control method | PLC human-computer interface | |||||||||
| Unit weight (kg) | 2600 | 2650 | 2720 | 3150 | 3450 | 3700 | 3900 | 4800 | 5600 | |
|
Total unit size (Including air vent)(mm) |
L | 4500 | 4500 | 4500 | 4800 | 4800 | 5200 | 5200 | 5800 | 5800 |
| W | 1850 | 1850 | 1850 | 2100 | 2400 | 2400 | 2400 | 2500 | 2500 | |
| H | 1720 | 1820 | 1920 | 1820 | 1920 | 2220 | 2320 | 2720 | 3020 | |
| Standard table cooler (optional according to customer needs) | ||||||||||
| *Standard table cooler heating capacity (KW) | 66.4 | 76.5 | 91.4 | 120.7 | 155.2 | 232.2 | 268.7 | 344 | 447.9 | |
| *Standard table colder hot water flow rate (m³/h) | 2.8 | 3.3 | 3.93 | 5.19 | 6.66 | 9.96 | 11.5 | 14.8 | 19.2 | |
| *Standard hot water inlet/outlet water temperature (℃) | 60/40 | 60/40 | 60/40 | 60/40 | 60/40 | 60/40 | 60/40 | 60/40 | 60/40 | |
| *Standard table cooler cooling capacity (KW) | 53.5 | 61.7 | 73.7 | 97.1 | 123.8 | 184 | 212.6 | 269.5 | 351.8 | |
| *Standard table cold water flow rate (m³/h) | 9.12 | 10.56 | 12.6 | 16.8 | 21.3 | 31.5 | 36.3 | 46.2 | 60 | |
| *Standard hot water inlet/outlet water temperature (℃) | 7/12 | 7/12 | 7/12 | 7/12 | 7/12 | 7/12 | 7/12 | 7/12 | 7/12 | |
| Water pressure drop (Pa) | 49 | 49 | 49 | 67 | 76 | 89 | 97 | 102 | 106 | |
| *Inlet/outlet pipe diameter (inch) | 1-1/4" | 1-1/4" | 1-1/2" | 2" | 2" | 3" | 3" | 3" | 3" | |
| Number of drain outlets | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | |
| Number of air vent valves | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
| Drain port/drain valve diameter (inch) | 1/8" | 1/8" | 1/8" | 1/8" | 1/8" | 1/8" | 1/8" | 1/8" | 1/8" | |
Technical parameters of standard swimming pool dehumidification heat pump (GND10-35)
| Technical parameters | GND10+F | GN D17+F | Gnd22+f | GND25+F | GND31+F | GND35+F | |
| Dehumidification amount (kg/h) | 10.5 | 17.5 | 22 | 25.5 | 31 | 37 | |
| Total refrigeration capacity (KW) | 13.7 | 21.8 | 30 | 34 | 41 | 48 | |
| Total heat (KW) | 16.9 | 27 | 35 | 40.6 | 48.8 | 57.18 | |
| *Rated power of the whole machine (KW) | 6.8 | 9 | 11.5 | 13.8 | 15.2 | 17.9 | |
| Pool water heat recovery capacity (KW) | 10.8 | 16.2 | 21 | 24.4 | 29.3 | 34.31 | |
| Space heat recovery (KW) | 6 | 10.8 | 14 | 16.2 | 19.5 | 22.87 | |
| Pool water titanium tube heat exchanger | |||||||
| quantity | 1 | 1 | 1 | 1 | 2 | 2 | |
| U-PVC pipe inlet and outlet pipe (mm) | Φ50 | Φ50 | Φ50 | Φ50 | Φ63 | Φ63 | |
| Water flow rate (m³/h) | 8 | 10 | 12 | 12 | 12 | 15 | |
| Water pressure drop (Pa) | 28 | 28 | 28 | 29 | 32 | 32 | |
| Indoor air condenser | |||||||
| Types of indoor air condensers | Copper tube hydrophilic aluminum fins | ||||||
| Condenser heat dissipation (KW) | 16.9 | 27 | 35 | 40.6 | 48.8 | 57.18 | |
| Number of condenser loops | 1 | 1 | 1 | 1 | 1 | 1 | |
| compressor | |||||||
| Number of compressors | 1 | 1 | 1 | 1 | 1 | 1 | |
| Compressor type | Vortex | ||||||
| Power supply (V/Ph/Hz) | 380/3/50 | 380/3/50 | 380/3/50 | 380/3/50 | 380/3/50 | 380/3/50 | |
| Rated power (KW) | 3.2 | 4.71 | 5.6 | 6.5 | 7.8 | 9.18 | |
| Centrifugal fan | |||||||
| Number of fans | 1+1 | 1+1 | 1+1 | 1+1 | 1+1 | 1+1 | |
| *Air volume (m3/h) | 3000 | 4400 | 7000 | 7400 | 7700 | 9000 | |
| Wind pressure (Pa) | 150 | 150 | 250 | 250 | 350 | 350 | |
| Recommended cross-sectional area of main air duct (M²) | 0.11 | 0.16 | 0.25 | 0.26 | 0.27 | 0.32 | |
| Recommended cross-sectional area of main return air duct (M²) | 0.14 | 0.20 | 0.33 | 0.34 | 0.36 | 0.42 | |
| Power supply (V/Ph/Hz) | 380/3/50 | 380/3/50 | 380/3/50 | 380/3/50 | 380/3/50 | 380/3/50 | |
| *Rated power (KW) | 0.4/0.8 | 0.5/0.9 | 0.6/1.2 | 0.6/1.3 | 0.6/1.5 | 0.7/1.8 | |
| Evaporator | |||||||
| Types of evaporators | Copper tube hydrophilic aluminum fins | ||||||
| Evaporator cooling capacity (KW) | 13.7 | 21.8 | 30 | 34 | 41 | 48 | |
| Number of evaporator loops | 1 | 1 | 1 | 1 | 1 | 1 | |
| Other data | |||||||
| Refrigerant type | R22/R407C/R410A | ||||||
| Sensor | Temperature and humidity sensors, water temperature sensors, air pressure sensors, high and low voltage controllers, phase sequence protectors, flow switches, overheating protection, etc. | ||||||
| Control method | PLC human-computer interface | ||||||
| Unit weight (kg) | 350 | 600 | 720 | 1100 | 1270 | 1290 | |
|
Total unit size (Including air vent)(mm) |
L | 2000 | 2000 | 3200 | 3400 | 3400 | 3400 |
| W | 1200 | 1200 | 1200 | 1200 | 1400 | 1400 | |
| H | 1320 | 1320 | 1400 | 1400 | 1400 | 1400 | |
| Standard table cooler (optional according to customer needs) | |||||||
| *Standard table cooler heating capacity (KW) | 13.9 | 22.3 | 33.7 | 36.8 | 44.9 | 50.3 | |
| *Standard table colder hot water flow rate (m³/h) | 0.6 | 0.96 | 1.45 | 1.59 | 1.93 | 2.2 | |
| *Standard hot water inlet/outlet water temperature (℃) | 60/40 | 60/40 | 60/40 | 60/40 | 60/40 | 60/40 | |
| *Standard table cooler cooling capacity (KW) | 11.2 | 17.7 | 27 | 29.8 | 36.3 | 40.3 | |
| *Standard table cold water flow rate (m³/h) | 1.92 | 3 | 4.56 | 5.1 | 6.18 | 6.9 | |
| *Standard hot water inlet/outlet water temperature (℃) | 7/12 | 7/12 | 7/12 | 7/12 | 7/12 | 7/12 | |
| Water pressure drop (Pa) | 30 | 30 | 30 | 30 | 30 | 35 | |
| *Inlet/outlet pipe diameter (inch) | 1" | 1" | 1" | 1" | 1" | 1" | |
| Number of drain outlets | 2 | 2 | 2 | 2 | 2 | 2 | |
| Number of air vent valves | 1 | 1 | 1 | 1 | 1 | 1 | |
| Drain port/drain valve diameter (inch) | 1/8" | 1/8" | 1/8" | 1/8" | 1/8" | 1/8" | |
Note:
Rated operating conditions: Indoor ambient air temperature 28℃, relative humidity 70%, pool water temperature 28℃, outdoor temperature 35℃.
Product specifications and parameters are subject to change without notice due to product improvements.
Outdoor air-cooled condenser, indoor water-cooled condenser, and metering cooler are all optional configurations and can be selected according to customer needs.
Configurations marked with "*" can be adjusted according to actual requirements.
Why We Are the Leading Manufacturer of Indoor Pool Dehumidifier
15 Years of Industry Deep Cultivation: Since 2010, the company has focused on heat pump and agricultural machinery technologies, accumulating rich industry experience.
Large-Scale Factory: Our factory covers over 20,000 square meters, enabling large-scale production and stable supply.
Professional Team: The company has over 100 employees, including 15 senior technical and management personnel, providing professional support and services.
Wide-Ranging Product Applications: Our products cover multiple fields such as grain drying, agricultural and sideline product drying, refrigeration, swimming pool temperature control, HVAC, ventilation, and hot water, meeting the needs of diverse customers.
Frequently Asked Questions
Q: How does the Indoor Pool Dehumidifier work?
A: The device absorbs moisture from the air through an evaporator, then recovers the heat to the air or pool water using a heat recovery unit, achieving dehumidification, heating, and constant temperature circulation.
Q: What environments is it suitable for?
A: The product is suitable for high-humidity spaces such as indoor heated swimming pools, spas, and club pools, used to maintain dry air and controlled water evaporation.
Q: Is it easy to install?
A: Yes. It adopts a modular structure, with small individual modules and a built-in leveling mechanism, allowing for quick hoisting and docking even in confined spaces.
Q: Is the operation stable?
A: Yes. The equipment uses a scroll compressor and copper tube aluminum fin heat exchanger, resulting in minimal temperature fluctuations during long-term operation, suitable for 24/7 use in swimming pools.
Q: Is transportation convenient?
A: Yes. The modular unit is small and can be transported and hoisted in modules, suitable for installation environments with narrow machine rooms or floor limitations.
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