クラフトワーク List of Products and Services

The "Natural Condenser SP-6000" is a dehumidifying air conditioning unit that uses groundwater as a heat source. It provides over 25KW of cooling with water at temperatures below 20°C and an electric power consumption of 600W to 700W. Equipped with casters, it is versatile and can be used in various locations and situations. It is also capable of functioning during disasters. This product was developed through demonstration tests utilizing underground reservoir water from the Otani region. It is also used as an alternative to spot coolers and jet heaters for air conditioning.

• air conditioning
• Ventilation and Exhaust
• Heat exchanger

Our efficient energy utilization system, the "Craftwork System," can be applied not only in residential settings but also in various scenarios. As an example, we would like to introduce a case study from an experiential learning facility. At the "M Experiential Learning Facility" located in Tokyo, our system is used to extract heat from the water that springs from the garden pond to air-condition the facility. As a result, we achieved a reduction in power consumption of over 40% compared to conventional air conditioning systems. [Case Study] - "M Experiential Learning Facility" in Tokyo - Air-conditioning the facility by extracting heat from the water in the garden pond - Over 40% reduction in power consumption compared to conventional air conditioning *For more details, please refer to the PDF document or feel free to contact us.

• Other environmental equipment

Our efficient energy utilization system, the "Craftwork System," can be applied not only in residential settings but also in various scenarios. As an example, we would like to introduce a case study from a tomato factory. At the "S Tomato Factory" located in Nagano Prefecture, this system utilizes groundwater heat as thermal energy to air-condition large agricultural facilities, specifically greenhouses. As a result, they are working on a mechanism to reduce the amount of fossil fuels (heavy oil) used by half compared to previous levels. [Case Study] - "S Tomato Factory" in Nagano Prefecture - Utilizing groundwater heat as thermal energy to air-condition greenhouses - Working on a mechanism to reduce the amount of fossil fuels (heavy oil) used by half *For more details, please refer to the PDF document or feel free to contact us.

• Other environmental equipment

Our efficient energy utilization system, the "Craftwork System," can be applied not only in residential settings but also in various scenarios. As an example, we would like to introduce a case study from a farm. At "M Farm" located in Tochigi Prefecture, this system is used to harness the heat from livestock manure and geothermal energy for heating and hot water supply in the barn. As a result, we have been able to generate floor cooling and heating, as well as hot water for preparing milk for feeding. [Case Study] - "M Farm" in Tochigi Prefecture - Utilizing livestock manure heat and geothermal energy for heating and hot water supply in the barn - Capable of generating floor cooling and heating, as well as hot water for preparing milk for feeding *For more details, please refer to the PDF materials or feel free to contact us.

• Other environmental equipment

Our efficient energy utilization system, the "Craftwork System," can be applied not only in residential settings but also in various scenarios. As an example, we will introduce a case study from a factory facility. At the "S Factory Facility" located in Miyagi Prefecture, this system is used to recover additional heat from the exhaust heat of the dryers in a cleaning factory (approximately 70°C) and utilize it for preheating temperature-controlled water underground. As a result, groundwater at 16°C (approximately 200 liters/min) is heated to about 27°C. The amount of heat recovered is approximately 150 kW. [Case Study] - "S Factory Facility" in Miyagi Prefecture - Recovering heat from the exhaust of a cleaning factory and using it for preheating temperature-controlled water - Heating groundwater from 16°C to about 27°C (heat recovery amount: approximately 150 kW) *For more details, please refer to the PDF document or feel free to contact us.

• Other environmental equipment

Our efficient energy utilization system, the "Craftwork System," can be applied not only in residential settings but also in various scenarios. As an example, we would like to introduce a case study from a food factory. At the "K Food Factory" located in Yamanashi Prefecture, our system is used to utilize exhaust heat from the factory's gas boiler chimney for preheating water in the boiler's water tank. As a result, the gas costs for the boiler have been significantly reduced. The conventional water injection temperature of around 18°C has been raised to between 35°C and 40°C. [Case Study] - "K Food Factory" in Yamanashi Prefecture - Recovering heat from the factory's boiler exhaust for preheating the boiler - Significant reduction in gas costs for the boiler - Water injection temperature raised from around 18°C to between 35°C and 40°C *For more details, please refer to the PDF document or feel free to contact us.

• Other environmental equipment

Our efficient energy utilization system, the "Craftwork System," can be applied not only in residential settings but also in various scenarios. As an example, we will introduce a case study from a factory facility. At the "T Factory Facility" located in Tokyo, our system is used to recover the cold water heat after it has been used for cooling in a cut vegetable factory, which is then utilized for pre-cooling the refrigeration unit. As a result, they have reduced cooling electricity costs by over 2.5 million yen annually. The investment payback period is 3.4 years (including a subsidy of one-third). [Case Study] - "T Factory Facility" in Tokyo - Recovery of cold water heat used for cooling in a cut vegetable factory, utilized for pre-cooling the refrigeration unit - Reduction of cooling electricity costs by over 2.5 million yen annually - Investment payback period of 3.4 years (including a subsidy of one-third) *For more details, please refer to the PDF document or feel free to contact us.

• Other environmental equipment

Our efficient energy utilization system, the "Craftwork System," can be applied not only in residential areas but also in various scenarios. As an example, we would like to introduce a case study from a data center. At the "S Data Center" located in Tokyo, this system is used to utilize the stored water from the fire protection tank in the underground pit as a cooling heat source for the server room within the data center. As a result, it has contributed to mitigating the heat island phenomenon in the city during the summer, leading to a 22% reduction in daytime electricity consumption compared to conventional methods. [Case Study] - "S Data Center" in Tokyo - Utilization of stored water from the fire protection tank in the underground pit as a cooling heat source for the server room within the data center - Mitigation of the heat island phenomenon in the city during the summer, resulting in a 22% reduction in daytime electricity consumption *For more details, please refer to the PDF materials or feel free to contact us.

• Other environmental equipment

Our efficient energy utilization system, the "Craftwork System," can be applied not only in residential settings but also in various scenarios. As an example, we would like to introduce a case study from a food warehouse. At the "K Food Warehouse" in Chuo City, Yamanashi Prefecture, this system utilizes geothermal and groundwater heat for heating and cooling the warehouse and office. As a result, the cooling environment in the loading area is maintained at a constant 15°C with 70% humidity. Additionally, excess heat is used to warm the office. [Case Study] - "K Food Warehouse," Chuo City, Yamanashi Prefecture - Utilizes geothermal and groundwater heat for heating and cooling the warehouse and office - Maintains a cooling environment in the loading area at a constant 15°C with 70% humidity - Uses excess heat to warm the office *For more details, please refer to the PDF document or feel free to contact us.

• Other environmental equipment

Our efficient energy utilization system, the "Craftwork System," can be applied not only in residential settings but also in various scenarios. As an example, we would like to introduce a case study from a hot spring inn. At "Y Hot Spring Inn" located in Oku-Nikko Yumoto Onsen, this system is used to recover heat from the hot spring wastewater, which is then utilized for indoor cooling, heating, and hot water supply, including guest rooms and restaurants. As a result, the need for heating oil has been eliminated, and gas costs have been reduced by 60%. [Case Study] - Oku-Nikko Yumoto Onsen "Y Hot Spring Inn" - Heat recovered from hot spring wastewater is used for indoor cooling, heating, and hot water supply - Elimination of heating oil and a 60% reduction in gas costs *For more details, please refer to the PDF materials or feel free to contact us.

• Other environmental equipment

The efficient energy utilization system of Kraftwerk can be applied not only to residential areas but also to various scenes. By introducing it to agriculture, livestock farming, large factories, nursing homes, kindergartens, schools, and other facilities, it is possible to significantly reduce running costs and create an eco-friendly environment that does not emit CO2. 【Features】 ■ CO2 emissions will be eliminated. ■ It is possible to achieve a safe, comfortable, and rich living environment using only renewable energy. ■ For heating and cooling, radiant heat is utilized, allowing each room to maintain a uniform temperature and be used 24 hours a day. ■ There is no risk of fire since it does not use flames. ■ There is no waste heat after use, which is expected to help alleviate urban heat island phenomena occurring in cities. ■ It allows for a lifestyle in harmony with the natural environment. *For more details, please request materials or view the PDF data available for download.

• Other environmental equipment