High-precision micro-compressor chilling arrays and advanced FIR therapeutic hardware manufactured under ISO-accredited parameters for worldwide deployment.
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Technical SpecsThermodynamic stability is becoming non-negotiable across vertical farming setups and commercial human cryotherapy installations worldwide.
Root-zone temperatures directly govern dissolved oxygen (DO) retention. When reservoir water exceeds 22°C (71.6°F), oxygen carrying capacity plummets, triggering Pythium root rot. Commercial growers depend on closed-loop hydro chillers to stabilize root temperatures precisely at 18–20°C, increasing nutrient intake velocity by up to 28% without synthetic additives.
The global sports medicine and boutique wellness ecosystem has transitioned from manual block ice cooling to automated continuous-cycle plunge tubs. Elite performance demands consistent 2°C to 5°C water maintenance across 50+ back-to-back immersions daily, necessitating industrial-grade heat exchangers with rapid thermal pull-down parameters.
Global environmental mandates—including the EU F-Gas Regulation (EU 2024/573) and the US EPA AIM Act—are aggressively phasing out high Global Warming Potential (GWP) fluorinated gases. The transition to hydrocarbons like R290 (GWP=3) and next-generation R32 is driving a full-scale redesign of compact, sealed refrigeration circuits.
Configured with pure titanium heat exchangers, anti-corrosive fluid channels, and intelligent IoT feedback sensors for versatile commercial installations.
| Chiller Architecture | Cooling Power | Refrigerant | Thermal Range | Flow Rate / Hydraulics | Primary Industrial Application |
|---|---|---|---|---|---|
| 0.3HP Compact Series | 850W | R290 (Eco-Pure) | 3°C to 40°C | 600 - 800 L/H (Low-Noise) | Urban vertical hydro systems, small residential plunges |
| 0.3HP High-End UV Sterilization | 900W | R290 | 3°C to 40°C | 800 L/H + Inline UV-C | Boutique spa, sterile medical-grade root isolation |
| 0.5HP Customized Engineering | 1450W | R290 | 2°C to 42°C | 1000 L/H (4-Point Quick-Coupling) | Commercial indoor grow arrays, high-turnover gym pods |
| 1.5HP Commercial Dual-Core | 3800W | R32 High Efficiency | 2°C to 45°C | 1800 - 2500 L/H (High-Lift) | Pro-team cold plunges, large commercial aquaculture tanks |
Eliminating barrier risks for tier-1 distributors across the European Union, the United Kingdom, North America, and Australia.
Units are factory-tuned with custom PCB architectures for 110V/60Hz (NEMA) and 220–240V/50Hz (CE/BS standard), eliminating erratic harmonic distortion and voltage degradation.
Endorsed by third-party testing regimes including SGS, CTTC, BSCI, ISO9001, OEKO-TEX, and GRS. Chillers fully clear CE (LVD/EMC), FCC Part 15B, and RoHS safety thresholds.
Far-infrared heating components and compressor motor inverters undergo active electromagnetic mitigation, meeting stringent residential ultra-low EMF emission standards.
Regional warranty pipelines are backed by complete assembly part replacement kits (PCBs, micro-pumps, temp probes, compressor relays) shipped within guaranteed windows.
From closed-loop nutrient manifolds to harsh outdoor cold-immersion environments, Dongda equipment maintains absolute thermodynamic control.
In high-density indoor vertical cannabis, microgreen, and lettuce farming, nutrient reservoirs absorb ambient heat from grow lights. Our pure titanium tube evaporators resist chemical fertilizer corrosion, maintaining water at exactly 18.5°C to maximize uptake and eliminate root zone pathogen formation without system downtime.
Paired with our FUL-B stainless steel bathtubs, our chillers run silent continuous sterilization loops via dual micron filtration and UV-C chambers. Operators achieve round-the-clock water cleanliness, rapid recovery intervals between guests, and consistent sub-4°C ice plunges with zero external ice handling costs.
Home wellness spaces require compact, aesthetic, and ultra-quiet operation. Dongda systems combine silent-bearing DC brushless circulation pumps, mobile app temperature management, and integrated heating functions (heating up to 45°C for warm soaking), creating a flexible contrast therapy hub within minimal footprints.
Integrating AI, variable frequency thermodynamic loops, and natural refrigerants for intelligent cooling systems.
Replacing fixed-speed architectures with brushless DC inverter compressors capable of modulating between 20Hz and 95Hz. This yields up to a 34% reduction in peak power draw, zero inrush start-up current, and quieter operational profiles below 48 dB(A) for residential spaces.
Equipping units with real-time IoT micro-controllers that track delta-T water variations, refrigerant head pressures, and pump flow rates. Predictive maintenance algorithms detect early filter blockages or scale buildup, alerting distributors before critical system failures occur.
Designing maintenance-free sanitation architectures by coupling micro-bubble ozone generation with broad-spectrum UV-C modules. This minimizes reliance on chlorine or bromine treatments, protecting titanium heat exchange plates from premature oxidation over multi-year duty cycles.
Clear technical insights to help commercial clients streamline wholesale sourcing and private labeling.
Wholesale hardware lines engineered for direct integration into commercial wellness chains, fitness brands, and high-performance recovery facilities.
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Technical Specs
