H.Stars 40STD Screw Type Chiller unit has 4 series: Screw Type Water-cooled Chiller, Screw type Water Source Heat Pump Unit, Screw Type Air-cooled Chiller, Screw Type Air Source Heat Pump. Water-cooled screw type chiller adopts high efficient twin screw compressors system, assembled with self-made high efficient condenser and evaporator, equipped with famous brand expansion valve. Application: all kinds of large and medium-sized industrial and commercial application. Cooling capacity: 70KW-3000KW. A variety of refrigerant selection, R407c, R134a and other refrigerant are available. Outlet temperature range of chilled water is from 5 to 20℃ . 380V-3N-50/60Hz, 480V-3N-60Hz and other power supply systems available. Chillers modular control is also available. Standard Configuration Compressor Semi-hermetic twin screw compressors Evaporator Self-produced high efficiency evaporator Condenser Self-produced high efficiency condenser Controller Microcomputer controller Throttling device Thermostatic/electronic expansion valve Starting mode Delta Starter Power Supply 380V-3N-50/60Hz Insulation Material Anti-corrosive waterproof mesh insulation Packaging Reinforced Shrink-wrap Covering ,industrial-  grade Oil Paint High strength matte paint Water Pipe Connection Flange Screw Type Water-cooled Chiller Technical Parameters Refrigerant: R22                    Power supply:380V-3N-50Hz Model Nominal cooling     capacity Compressor Input Power KW Capacity control % Refrigerant charge kg Condenser Evaporator Operating noise dB(A) Shipping weight kg Operating weight kg Inlet pipe diameter Water low m3/h Water Side Max. Pressure Mpa Water pressure drop KPa Inlet pipe diameter Water low m3/h Water Side Max. Pressure Mpa Water pressure drop KPa kW USRT 40STD-F100WS4 103 29 22 0 66 100 23 2″ 21 1 41 2″ 18 1 68 73 1020 1130 40STD-F140WS4 143 41 29 32 2- 1/2″ 30 1 47 2- 1/2″ 25 1 70 74 1060 1170 40STD-F190WS4 188 53 37 41 3″ 39 1 45 3″ 32 1 69 75 1250 1410 40STD-F260WS4 250 71 48 0 50 75 100 54 3″ 51 1 53 3″ 43 1 70 75 1400 1580 40STD-F280WS4 270 77 53 60 3″ 56 1 52 3″ 46 1 72 76 1580 1730 40STD-F440WS4 438 125 83 92 5″ 90 1 53 4″ 75 1 68 76 2840 3060 40STD-F530WS4 532 151 100 109 5″ 109 1 56 5″ 91 1 70 77 3100 3380 40STD-F610WS4 615 175 115 126 5″ 126 1 54 5″ 106 1 69 77 4100 4410 40STD-F690WS4 691 196 128 140 5″ 141 1 56 5″ 119 1 70 77 4520 4890 40STD-F800WS4 805 229 146 163 5″ 164 1 58 5″ 138 1 72 78 4740 5190 40STD-F880WS4 866 246 158 179 6″ 176 1 58 6″ 149 1 73 78 5130 5620 40STD-F940WS4 943 268 172 191 6″ 192 1 73 6″ 162 1 88 79 5810 6340 40STD-F1060WS4 1064 303 195 216 6″ 217 1 76 6″ 183 1 91 79 6230 6760 40STD-F1290WS4 1199 341 219 264 8″ 244 1 79 8″ 206 1 94 80 6750 7460 40STD-F1520WS4 1536 437 272 310 8″ 311 1 80 8″ 264 1 95 81 7890 8600 40STD-F1740WS4 1782 507 313 0 25 37.5 50 62.5 75 87.5 100 357 8″ 360 1 81 8″ 306 1 96 82 8989 10370 40STD-F1110WD4 1111 316 204 228 6″ 226 1 56 6″ 191 ...

The annual Aqua-THERM Tashkent HVAC and Refrigeration Exhibition in 2023 holds a distinguished position as a high-profile industry event in Central Asia. Attracting nearly 200 exhibitors worldwide, with a significant presence from China, Turkey, and local as well as other European participants, the exhibition showcases prominent competitors such as CLIVET (Italy), DAIKIN (Japan), IMBAT (Turkey), and China domestic contenders like Media, Haier, H.Stars, etc. Uzbekistan, a nation with considerable potential, experiences growing demand for commercial and agricultural equipment, yet H.Stars Group faces stiff competition from both international and local Chinese rivals. Being a crucial participant in China's Belt and Road Initiative, Uzbekistan has seen substantial development in infrastructure projects, aligning with the initiative's goal of fostering economic connectivity. The country's climate, characterized by a continental climate with severe droughts, aligns with the usage patterns of commercial air conditioners, making the HVAC and refrigeration industry particularly relevant. The exhibition underscores a focus on sustainability, showcasing eco-friendly practices and solutions that reflect the intersection of technology and environmental consciousness, contributing to a more sustainable future. Uzbekistan's improving economy, rising disposable incomes, enhanced consumption levels, and a growing demand for air conditioners further highlight the potential for market growth. Situated at the crossroads of the "One Belt, One Road" initiative, Uzbekistan plays a pivotal role in the cooperative efforts between China and Uzbekistan in trade, investment, infrastructure, interconnection, and energy. As a developing country experiencing stable economic development, Uzbekistan foresees an increase in local and trans-international infrastructure projects, especially with ongoing urbanization and collaboration with China's "Belt and Road" initiative. This indicates substantial future development potential for the HVAC market, emphasizing the importance of long-term strategic focus for companies like H.Stars Group. H.Stars Group's participation in the Aqua-THERM Tashkent 2023 Exhibition has proven successful, significantly enhancing the visibility and trust in the HStars brand within the local market. Engaging in meaningful discussions with local customers has paved the way for promising collaborations, showcasing the growing recognition and support for HStars' product quality. Positioned for future growth, HStars anticipates an expanding base of satisfied customers as the company's commitment to quality continues to garner trust and endorsement in the marketplace.

Event Overview: H.Stars Group is thrilled to announce its successful participation in HVACR VIETNAM 2023, which took place from July 25th to July 27th, 2023, at the Hanoi International Exhibition Center (I.C.E) located at 91 Tran Hung Dao, Hoan Kiem District, Hanoi, Vietnam. This prominent event, focusing on the HVACR and rubber industries, garnered significant attention and resulted in substantial success for our company. This exhibition, held concurrently with the rubber trade show, boasted a favorable overall footfall. With approximately 140 exhibitors in attendance, a significant majority represented Chinese companies, accounting for 80% of the total exhibitor count. Vietnam was also well-represented with about 17 exhibitors, while around 10 others hailed from other various countries. The event predominantly drew the interest of numerous engineering firms and end-users seeking cost-effective, high-efficiency HVACR equipment. Personal Insights: Nestled in the heart of the sweltering tropics, Vietnam is a natural fit for air conditioning, with scorching temperatures year-round. But that's not the only reason this nation is becoming a hotbed for HVACR. With a surging economy, a rising tide of disposable income, and an upswing in consumer spending, Vietnam is poised for an air conditioning revolution. The country has already secured its place as the fifth-largest air conditioning market in the Asia-Pacific region. As businesses increasingly invest in Vietnam, the appetite for commercial and industrial air conditioning solutions is on the rise. In the years ahead, as Vietnam's economy continues its meteoric ascent, its HVACR industry will keep pace. Vietnam is set to become a pivotal global consumer market for HVACR products and a strategic manufacturing hub for air conditioning. The forecast is clear: the Vietnamese HVACR market is a land of boundless opportunity and growth. Diverse Demand for Refrigeration Equipment: Given the unique characteristics of the Vietnamese market and its relatively lower overall economic development, there is a strong emphasis on affordability when it comes to product pricing. HStars, while known to some extent among local customers, acknowledges the need to intensify its brand promotion and product outreach efforts in the Vietnamese market due to limited visibility. In the exhibition HStars has yielded significant recognition from local professional engineering firms. They have expressed their high satisfaction with the quality of HStars products and have shown a keen interest in becoming local brand agent. With this momentum, we firmly believe that, driven by our commitment to professionalism, customization, and reliable product quality, HStars is well-positioned to secure a prominent place in the Vietnamese air conditioning market in the near future. Visitor Priorities and Prospects: During this exhibition and our visits to local customers, we discovered that if we want to enter the local market, we need to pay att...

Event Overview: H.Stars Group is thrilled to announce its successful participation at Phil Construct 2023 in Philippines (Nov 9th   to Nov 12th , 2023), held at SMX Convention Center. This prestigious event, focusing on the new energy and building materials and HVAC industries garnered significant attention and resulted in a resounding success for our company. This event, co-located with HVAC  refrigeration industry and building construction materials . overall customer flow is very good, a total of more than 500 exhibitors, major exhibitors from Singapore, South Korea, China and local exhibitors. The exhibition primarily attracted The customer mainly from construction contractors, refrigeration industry engineers and some food industry manufacturers. Personal Insights: In recent years, the Philippines has experienced rapid economic growth, transforming into a dynamic developing nation. This progress is evident in the construction boom, with towering structures emerging across the landscape. The construction landscape is particularly marked by the rise of numerous high-rise buildings, predominantly in the hotel and hospital sectors. The surge in commercial projects further enhances the potential for our chiller systems. As the demand for infrastructure intensifies, our chiller solutions find a promising market in supporting the cooling needs of these growing establishments. The expanding business landscape in the Philippines presents a significant opportunity for our chiller technology, aligning with the nation's ambitious development goals. Diverse Demand for Refrigeration Equipment:  Situated in a tropical region,  Philippines exhibits significant demand for refrigeration equipment across multiple sectors, including residential and commercial air conditioning systems, the food and beverage industry, medical and pharmaceutical fields, as well as the port and shipping sector. It's noteworthy that the commercial large-scale screw machine market in Philippines is currently dominated by four major brands—York, Daikin, Carrier, and Trane, with Trane holding the top position. While it may pose challenges for HSTARS screw chillers to enter the commercial market, there is a promising opportunity to explore the industrial sector and introduce new fourth-generation refrigerant units.  Visitor Priorities and Prospects:  A significant portion of visiting customers at the exhibition expressed particular interest in the following areas: 1) The availability of projects in Philippines 2) Solutions for unit installation and after-sales maintenance 3)Competitive price with reliable quality In Conclusion: H.Stars Group's participation at Phil Construct 2023 was met with tremendous success, highlighting Philippines's leadership in economic development and green technology adoption. The country's commitment to sustainability, coupled with a diverse demand for refrigeration solutions, presents exciting opportunities for future growt...

Event Overview: AHR EXPO is the most important HVAC exhibition in Latin America. The exhibition area is 18,000 square meters. Overall footfall was attended by over 14,402 professionals from over 42 countries. There are more than 400 exhibitors in total, including 60 Chinese exhibitors, 70% of which are local Mexican exhibitors, and about 40% of international HVAC brands participating in this exhibition. Personal Insights: The main competitors participating in the exhibition hall include international brands York, Carrier, Daikin, Mitsubishi, LG, H.Stars etc., as well as Chinese brands such as Midea, Gree, TICA, etc., as well as many local Mexican brands such as Ecogreen. Coral, Mayer, etc., the competition is very fierce. In the next few years, with the development of Mexico's economy and the strong support of government policies, Mexico will become an important consumer market for HVAC products in the world. Therefore, it can be foreseen that the Mexican HVAC market still has huge development potential in the future, which is worthy of our company's long-term focus on development. Diverse Demand for Refrigeration Equipment: The Mexican market presents a diverse and growing demand for refrigeration equipment, driven by several key factors: Industrial Growth: Mexico's manufacturing and industrial sectors are experiencing rapid expansion, leading to a sustained increase in the need for refrigeration equipment. This equipment is integral to numerous industrial processes, such as food processing and pharmaceutical manufacturing, where efficient refrigeration solutions are essential. Business and Retail: The business and retail sectors in Mexico, including supermarkets, restaurants, hotels, and convenience stores, are thriving. These enterprises rely on refrigeration equipment to maintain the freshness and safety of their products, meeting the demands of discerning consumers. Agriculture and Food Processing: Mexico is a significant player in agriculture and food production. Refrigeration equipment plays a pivotal role in food storage, processing, and transportation, ensuring food safety and quality throughout the supply chain. Temperature and Climatic Conditions: Mexico's climate varies widely from region to region, with some areas experiencing high temperatures and humidity. This climatic diversity makes refrigeration equipment indispensable for various applications, encompassing home air conditioning and commercial refrigeration and freezing equipment. Environmental Regulations: In response to increasingly stringent global environmental regulations, Mexico is actively promoting eco-friendly refrigeration solutions. Consequently, the demand for energy-efficient and environmentally responsible refrigeration equipment is on the rise. In summary, the Mexican market exhibits a robust and multifaceted demand for refrigeration equipment across various sectors, including industrial, commercial, agricultural, and residential applications. This dynamic enviro...

Event Overview: H.Stars Group is thrilled to announce its successful participation at BEX Asia 2023(September 3rd to September 6th, 2023), held at the Sands Expo & Convention Centre, 10 Bayfront Ave, Singapore 018956. This prestigious event, focusing on the new energy and building materials industries, garnered significant attention and resulted in a resounding success for our company. This event, co-located with the new energy and building materials sectors, enjoyed a robust overall footfall. With approximately 200 exhibitors in total, the majority hailed from Singapore, constituting 70% of the exhibitor base. China was represented by around 15 exhibitors, while Canada, Belgium, and South Korea each had 1-2 exhibitors. The exhibition primarily attracted engineering and consulting companies with a keen interest in innovative and environmentally-friendly projects. Personal Insights: Singapore's Leading Role in Asia: As Asia's highest per capita GDP nation, Singapore stands at the forefront of economic development and advanced equipment requirements. Simultaneously, the refrigeration industry in Singapore is increasingly emphasizing energy efficiency and environmentally-conscious technologies. The government has enacted stringent energy efficiency standards and environmental regulations to steer the refrigeration industry toward a more sustainable future. Starting from 2023, the Singaporean government has introduced new policies stipulating that local importers of large screw chillers (over 300RT) must obtain government-issued qualifications. Additionally, these units must employ low GWP (Global Warming Potential) refrigerants. This will undoubtedly elevate the entry threshold for large unit manufacturers aiming to penetrate the Singaporean market. Diverse Demand for Refrigeration Equipment: Situated in a tropical region, Singapore exhibits significant demand for refrigeration equipment across multiple sectors, including residential and commercial air conditioning systems, the food and beverage industry, medical and pharmaceutical fields, as well as the port and shipping sector. It's noteworthy that the commercial large-scale screw machine market in Singapore is currently dominated by four major brands—York, Daikin, Carrier, and Trane, with Trane holding the top position. While it may pose challenges for HSTARS screw chillers to enter the commercial market, there is a promising opportunity to explore the industrial sector and introduce new fourth-generation refrigerant units. Singapore's commitment to environmental protection necessitates not only energy efficiency but also responsible refrigerant usage. The development of new refrigerant units and cost-effective products will expedite HSTARS’ entry into developed markets. Visitor Priorities and Prospects: A significant portion of visiting customers at the exhibition expressed particular interest in the following areas: 1) The availability of projects in Singapore 2) Solutions for unit debuggin...

Air-source High Temperature Heat Pump · Adopt air as heat source · Water temperature outlet 55℃ ~95℃ · · Ambient temperature： -30℃ ~55℃ ·90℃ · COP 2.3 ·Suitable for high temperature heating industry ·Optional cold recovery system 5℃ ~30℃ frozen water Water Source High Temperature Heat Pump · Use water source to produce 55℃ ~90℃ hot water · Not limited by the ambient temperature, the inlet temperature of the water source is 5℃ or above · 3.0 Energy efficiency ratio when outlet water at 90℃ · Suitable for waste heat recovery and utilization、 · High temperature cycle use、High temperature heating、 · High temperature drying、High-temperature industrial Variable working condition curve Air source heating correction factor Air source power correction factor Correction coef ficient for heating capacity of 80°C effluent water source Correction co efficient fo r heating capacity of 90°C outlet water source Correction coef ficient of 90°C outlet water source power Standard model parameter table Technical parameters of air source high temperature heat pump Refrigerant ：R134a    Power Supply ：3φ-380V-50Hz Model Nominal heating capacity Input Power kW Energy control  % Refrigerant charge  kg Condenser Evaporator/ Fan Operating sound dB(A) Shipping weight kg Operating weight kg kW USRT Condenser inlet and outlet pipe diameter in Cooling wate flow  m3/h Water Side MAX Pressure MPa Condenser water pressure drop kPa quantity Air Volume m3/h PowerkW 80HW-M45/20AHS4 404 115 179 10 75 100 85 3″ 69 1 53 6 144000 12 75 2650 2900 80HW-M55/25AHS4 462 131 208 95 3″ 79 1 54 6 144000 12 76 2750 3050 80HW-M65/32AHS4 604 172 253 125 4″ 104 1 55 8 192000 16 77 2850 3200 80HW-M83/41AHS4 732 208 305 150 5″ 126 1 56 8 192000 16 78 3000 3250 80HW-M45/20AHD4 807 230 357 170 5″ 139 1 68 12 288000 24 79 3500 3750 80HW-M55/25AHD4 924 263 417 190 5″ 159 1 69 12 288000 24 80 3700 3950 80HW-M65/32AHD4 1207 343 505 250 8″ 208 1 74 16 384000 32 86 3860 4110 80HW-M83/41AHD4 1463 416 611 300 8″ 252 1 80 16 384000 32 90 3970 4220 Note: 1. Nominal working conditions: air dry/wet bulb temperature 20℃ /15℃ , hot water inlet/outlet temperature 85℃ /90℃ ; fouling coefficient 0.0088 ㎡ ·℃ /kW; 2. Ambient temperature range: 5℃ ~43℃ , please contact the manufacturer when the ambient temperature is lower than 5℃ ; 3. The highest outlet hot water temperature is 90℃ ; 4. Specifications and dimensions are subject to change due to product improvements without notice. Technical parameters of air source high temperature heat pump Refrigerant ：R1234ze    Power Supply ：3φ-380V-50Hz Model Nominal heating capacity Input Power kW Energy control  % Refrigerant charge  kg Condenser Evaporator/ Fan Operating sound dB(A) Shipping weight kg Operating weight kg kW USRT Condenser inlet and outlet pipe diameter in Cooling wate flow  m3/h Water Side MAX Pressure MPa Condenser water pressure drop kPa quantity Air Volume m3/h PowerkW 80HW-U45/20AHS4 280 79 136 10 50 100 85 3″...

Spring Festival holiday notice! Dear Customer: According to China's traditional culture of Chinese New Year, together with the company's actual situation, H.Stars Group has scheduled the Chinese Spring Festival holidays follows: Off time: January 14th to January 29th , 2023 Re-open: January 30th，2023 May this year bring new happiness, new goals, new achievements, and a lot of new inspirations in your life. Wishing every day of the new year to be filled with success, happiness, and prosperity for you. H.Stars Group

As we all know that the success of an enterprise comes from the efforts of every employee. H.Stars Group has attached a great importance to its staff with caring for each employee, so that all employee at H.Stars can feel safe and reliable. Recently, one of the employees named Mr. Shi has been diagnosed as Early Gastric Cancel. Once H.Stars Group got this bad news,  has attached great importance to it. Chairman Mr. Yuen POK HUNG has personally instructed Mr. Ziv Yuen and Mr.  Liu Lei, on behalf of H.Stars Group, to send the company’s greetings and consolation and most importantly to give the donation of total Chinese currency at RMB ￥38361.5 to him. Meanwhile, H.Stars Labor Union has also donated RMB20000 to Mr. Shi and wish him recover soonest after the surgery. Although the disease is ruthless, yet there is always love around  the world. No matter how much donation is, we can always try our  best to help the people in need. We believe it can not only encourage Mr. Shi to be strong with great hope to overcome the disease with an optimistic attitude and recover soon, and able to  return back to H.Stars to work together as family again . Hope all the best.

Congratulations to H.Stars (Guangzhou) Refrigerating Equipment Group Ltd. for successfully passing the certification of Weikai Testing Technology Co., Ltd., and obtaining the "China Energy Conservation Product Certification Test Report" certificate jointly issued by the China Accreditation International Mutual Recognition Testing, TESTING, CNASL0095 Tripartite Testing Center, numbered as : JN2022-0303 Application number: V2022CQC701306-939044 Product Certification: H.Stars Magnetic Chiller Unit Testing agency: Weikai Testing Technology Co., Ltd. Test basis standard: GB19577-2015 "Limited value of energy efficiency and energy efficiency grade of chiller" Test conclusion: qualified Since its establishment in 1992, H.Stars Group has adhered to the market-oriented and customer demand as the goal, and comprehensively strengthened the company's quality management system certification and product quality certification. Has obtained ISO9001, ISO14001 certification, more than 20 product energy-saving certification and so on. Technological innovation is the foundation of enterprise development. The company has established an independent R&D team to continuously innovate to ensure that customers are satisfied with our products and moved by our services! Increase innovation and reform efforts, increase scientific and technological development efforts, continue to take the road of quality and efficiency, and let the company achieve greater development!

At 16:00 on December 31, 2021, the one-week internship for students majoring in "Building Environment and Energy Application Engineering" of Guangzhou University in 2019 was successfully completed in H.Stars Group. Yuan Bohong, chairman of H.stars Group, has always been enthusiastic about and devoted to the training of college students. Although the company is busy with business, he still attaches great importance to the internship of students. He personally participated in the specific arrangements for students' internships, requiring the general managers of the two industrial companies in the group's industrial chain to personally participate in the students' training courses, and carefully designed highly targeted internship courses combining theory, practice, and cases. Let's take a look at the wonderful moments of the students during their internship: Guangzhou H.Stars General Manager Liu Zhandong conducted pre-internship training UAR General Manager Liu Lei conducts pre-internship training Director Tan of H.Stars production workshop explained the structure of the unit on the spot After the internship, Zhang You, chief engineer of UAR, communicated with the students on technology Students who are curious about knowledge go to Chief Engineer Zhang's office for advice May Chow, the Vice President from H.Stars Group overseas department has shared a career planning course with university students On the last day of 2021, the  “Building Environment and Energy Application” majors of Guangzhou University left a precious group photo of their internship at the door of H.Stars Group. After graduation, I hope they will use what they have seen, learned, What I realize is that through career planning, it is fully integrated with the theoretical knowledge they learned in school, and they have improved in various fields. The future will belong to you!

Courtesy on one side only lasts not long. May Chow, an Export Deputy General Manager of H.Stars Group, has invited the Classmates of South China University of Technology to attend the "Huangpu Classmates Club” at H.Stars Group Headquarters in Huangpu district in Guangzhou, on Thursday morning, December 16, 2021. Everyone gathered to exchange and share their own experiences both in management and industries through mutual learning.  Afterwards, General Manager Liu, the general manager of Guangzhou United A/C & R CO. Ltd, a subsidiary of H.Stars Group, has invited all the students to visit the production workshop to understand the exquisite production technology of the company's products and the explanation and display of the core product technology. Before leaving, everyone took a group photo together. The Huangpu classmates club activity was successfully concluded.  Once again, we welcome the arrival of the students to share their experiences, exchange ideas, learn from each other’s advanced experience, and improve together.  Thanks to the joint cooperation between Huangpu Industry and Information Technology Bureau and South China University of Technology, which regularly provides a benign platform for enterprises in Huangpu District to organize various types of training, gather entrepreneurs to express their ideas, exchange across industries, and connect corporate resources.