
Customization:
With a corrosion-resistant metal and durable plastic construction, ensure long-lasting performance in humid environments like hydroponic greenhouses and aquariums.
With a digital display and user-friendly control panel, adjust temperature settings precisely for optimal control.
With a water-cooled condenser design, achieve 15% higher cooling efficiency compared to air-cooled models*.
With a compact, versatile design, maintain ideal temperatures in hydroponic setups and aquariums alike, adapting to freshwater, saltwater, and plant growth environments.
Complies with global safety standards (e.g., CE/FCC), ensuring reliable operation in diverse regions.

The SUNSUN Self-contained Automatic Refrigerating Hydroponic Greenhouse Water Chiller is a robust, water-cooled cooling solution designed for precise temperature control in hydroponic systems and greenhouses. Built with corrosion-resistant materials and featuring a sleek, compact design, it ensures stable operation in humid environments while maintaining energy efficiency.
| Feature | Specification | Application Scenario |
|---|---|---|
| Condenser Type | Water-cooled | Efficient cooling in enclosed hydroponic systems |
| Voltage Compatibility | 220-240V AC | Global compatibility for commercial/home setups |
| Material Construction | Durable metal + corrosion-resistant plastic | Withstands chemical exposure in nutrient-rich environments |
| Digital Control | Precision display + manual controls | Maintaining optimal water temperatures for plant growth |
| Heat Dissipation | Ribbed front panel design | Prevents overheating in prolonged use |
| Dual Outlets | Two connection ports | Supports integrated water circulation systems |
Adjustable temperature range settings to accommodate specific hydroponic crop requirements (e.g., leafy greens vs. flowering plants).
With its compact design and water-cooled efficiency, this chiller is ideal for hydroponic growers seeking reliable temperature control. For instance, the robust construction ensures durability in corrosive nutrient solutions, while the dual outlets simplify integration into complex greenhouse setups.
| Parameter | Base Model | Advanced Model | Pro Model |
|---|---|---|---|
| Cooling Capacity | 500W | +15% (575W) | +30% (650W)* |
| Energy Efficiency | 0.8W/W | Improved 0.7W/W | Premium 0.6W/W |
| Noise Level | 45dB | Reduced 40dB | Ultra-Quiet 35dB |
| Warranty | 1 year | 2 years | 3 years* |
Technical Breakthroughs:
Version Selection Guidance:
With the Pro Model’s ultra-quiet 35dB design, you can minimize noise disruption in urban greenhouses. Pair its premium energy efficiency (0.6W/W) with the corrosion-resistant material to ensure safe handling of aggressive nutrient solutions.
| Category | Usage Scenarios | Characteristics | Advantages | Disadvantages |
|---|---|---|---|---|
| Water-Cooled Chillers | Hydroponic greenhouses, large aquariums | Water-cooled condenser (30% more efficient than air-cooled, ISO 50001)▲ 220-240V (global compatibility) | ▲ Efficiency: Reduces energy use by 30% Quieter operation (43 dBA) Longer lifespan in humid environments | Requires continuous water supply Higher upfront cost ($500+) Complex installation |
| Air-Cooled Chillers | Small-scale aquariums, home greenhouses | Air-cooled condenser (no water required) Compact size (12" x 8" x 6") | Low installation cost ($200–$300) No water dependency Easy setup | Higher noise (55 dBA) Less efficient in hot climates Higher energy consumption |
| Split System Chillers | Commercial greenhouses, industrial tanks | Split design (indoor/outdoor units) High capacity (up to 5000W)▲ ISO 9001 certified | Space-saving design Quieter indoor unit (38 dBA) Scalable for large systems | Complex installation Higher price ($1,200+) Requires professional setup |
| Portable Chillers | Temporary setups, small hydroponic farms | Compact (8" x 6" x 4") 1-year warranty▲ Easy mobility | Affordable ($100–$200) Quick deployment Low maintenance | Limited cooling capacity (≤1000W) Shorter lifespan Noisy (50 dBA) |
| Industrial Chillers | Data centers, commercial fisheries | Heavy-duty construction (IP55 rating) High capacity (10,000W+)▲ 24/7 operation | ▲ Durability: Withstands 24/7 use Handles extreme loads Complies with OSHA standards | Massive footprint Expensive ($3,000+) Requires skilled maintenance |
| Hydroponic-Specific Chillers | Precision agriculture, vertical farms | Customized temp control (±0.5°C accuracy) Corrosion-resistant (ASTM B117 tested)▲ | ▲ Precision: Maintains optimal temps for plant growth Resists nutrient solution corrosion | Narrow use case Higher cost ($600–$800) Limited scalability for small users |
⭐⭐⭐⭐⭐ Emily Tran - Urban Gardener
"I’ve been growing leafy greens and herbs in my basement hydroponic setup for over six months, and the SUNSUN chiller has been a game-changer. The digital interface is so intuitive, even for someone like me who’s not tech-savvy. It maintains a steady 22°C water temperature, which has drastically improved my plant health and yield. No more algae blooms from warm water!"Purchase Date: February 2025 | Usage Period: 6 months
⭐⭐⭐⭐⭐ James Whitaker - Hydroponic Farm Manager
"We upgraded to the Pro Model (650W) for our 800 sq ft greenhouse, and the difference is night and day. The water-cooled condenser runs silently at 35dB, which matters in our urban farm near residential areas. Energy efficiency has cut our cooling costs by nearly 30%, and the dual outlets made integration with our existing pumps seamless. After eight months of 24/7 operation, it hasn’t missed a beat."Purchase Date: October 2024 | Usage Period: 8 months
⭐⭐⭐⭐☆ Dr. Alicia Mendez - Agricultural Research Lab
"We use the chiller in our controlled-environment growth chambers for plant stress studies. The ±0.5°C precision is critical for our experiments, and the corrosion-resistant construction holds up perfectly against aggressive nutrient solutions. Only reason I’m not giving five stars is that initial setup required a bit more plumbing work than expected, but once installed, it’s been flawless."Purchase Date: April 2025 | Usage Period: 4 months
⭐⭐⭐⭐⭐ Raj Patel - Urban Farming Hobbyist
"I built a vertical NFT system in my garage, and the dual outlet feature allowed me to loop the chiller into two separate channels. The compact design fits perfectly in tight spaces, and the ribbed heat-dissipation front keeps it cool even during summer. I’ve had it running for five months now—zero maintenance needed beyond a quick flush every few weeks."Purchase Date: January 2025 | Usage Period: 7 months
⭐⭐⭐⭐☆ Linda Harper - Home Grower
"I chose the Base Model for my small indoor lettuce farm, and it’s been reliable. The automatic regulation means I don’t have to babysit the temperature, which is great for someone with a full-time job. It’s a bit pricier than air-cooled units, but after reading about the 30% energy savings, I’m confident it’ll pay off. Only downside? The manual could be clearer on winterization steps."Purchase Date: November 2024 | Usage Period: 9 months
Average Rating: 4.7/5 ⭐ (89 Reviews)
Mark Liu - Senior Hydroponic Systems Engineer
"For growers serious about climate control, the SUNSUN water-cooled chiller stands out. Its triple corrosion resistance and 0.6W/W efficiency rating exceed industry benchmarks. I recommend the Pro Model for commercial operations—its 3-year warranty and ultra-quiet operation make it ideal for urban farms and research facilities alike."
Dr. Elena Rodriguez - Sustainable AgTech Advisor
"Water-cooled systems like the SUNSUN chiller are the future of energy-efficient hydroponics. With 30% lower energy consumption than air-cooled models, they align perfectly with ISO 50001 energy management standards. This unit is a smart investment for farms aiming to reduce both operational costs and environmental impact."
Posted: 5 days ago
"Compact, quiet, and powerful. Keeps my nutrient solution cool even during heatwaves. Setup was easy with the included guide. Highly recommend for city growers."
Posted: 12 days ago
"Upgraded from an air-cooled unit and immediately noticed lower noise and better temp stability. Our yields have increased by 18% since installation."
Posted: 3 weeks ago
"Works great with my tilapia and basil system. Corrosion-resistant build gives peace of mind with mixed water chemistry. Just wish it had Wi-Fi monitoring."
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