Mitsubishi Heavy Industries launches brand new air conditioners in Singapore to revolutionise home cooling.
KM Marketing Pte Ltd, the authorised distributor of Mitsubishi air conditioners in Singapore, has launched its latest energy-efficient air-conditioning system, the new YYS Series.

Developed with Mitsubishi Heavy Industries’ (MHI) advanced technology to redefine energy-efficient home cooling, the new YYS series was unveiled at a launch event held at Moon Rooftop Bar & Lounge on the evening of 3 April 2025. Attended by industry leaders, media representatives, and key stakeholders, it reinforced MHI’s commitment to providing state-of-the-art climate solutions tailored to our urban and environmental needs.
“MHI has long been at the forefront of technology, and the new YYS series air conditioner is a reflection of our continuous pursuit of innovation and sustainability,” said Mr. Chia Kwang Liang, Managing Director of KM Marketing Pte Ltd.


“With expected population growth and environmental sustainability goals as championed by the government, these are expected to drive significant growth in air conditioners in Singapore, increasing both demand and usage. Our solution caters to both residential and commercial users, aligning with the nation’s growing demand for sustainability and high performance air conditioning solutions”, stated Mr Chia.
Engineering Excellence for Energy-Efficient Cooling
Backed by MHI Group’s philosophy of extensive expertise in advanced engineering – including technologies applied in aerospace –the new MHI air conditioners optimise airflow and maximise energy efficiency. Designed for powerful yet precise cooling, the system ensures even temperature distribution while reducing energy consumption. It’s equipped with a specialised filter that inactivates 99.9% of viruses, improving superior indoor air quality for homes and businesses. With NEA-approved energy-efficiency features, the air conditioner aligns with Singapore’s sustainability goals, making it a future-ready choice for consumers.
Other user-friendly features for these new air conditioners in Singapore include:
- Energy Efficiency Upgraded to NEA Standards: The new Mitsubishi air conditioners meet the latest National Environment Agency (NEA) standards, effective 1 April 2025.
- Enhanced Cooling Performance: With a significant increase in maximum cooling capacity, they offer even more powerful performance, ensuring comfort in the hottest conditions.
- Improved Indoor Airflow: The maximum airflow of the indoor units has been increased by up to approximately 20%, resulting in faster and more effective cooling, ensuring your space stays more comfortable.
- Reinforced Outdoor Unit for Durability: Featuring an optimally strengthened outdoor unit top plate, these Mitsubishi air conditioners offer superior structural integrity and durability, designed to withstand the elements for years of reliable service.
- Seamless Smart Wi-Fi Integration: The built-in smart Wi-Fi functionality allows users to control their air conditioning remotely via smart devices, enhancing convenience and flexibility for a personalised cooling experience.
- Sophisticated, Industry-First Design: Introduces a cutting-edge design that blends aesthetics with function, creating an air conditioner that not only cools efficiently but also complements modern interiors with its sleek and cool appearance.
- Optimised Installation Costs: By minimising the gas pipe size in the 24,000 BTU indoor unit from 5/8” to 1/2”, installation costs are significantly reduced, offering a more affordable solution without compromising performance.



About KM Marketing Group
Founded in 1963, KM Marketing Pte Ltd (formerly known as Wo Kee Hong Group Singapore) has established itself as a leading distributor of premium air conditioners in Singapore. Since 1990, the company has specialised in the marketing and distribution of air-conditioning systems, building an extensive network of over 150 dedicated dealers, installers, and retailers across Singapore. KM Marketing is dedicated to customer-centric after-sales service, ensuring swift responses, comprehensive technical support, and reliable maintenance to enhance brand value and long-term customer satisfaction.
KM Marketing has also played a significant role in Singapore’s development, bringing quality products and supplying air-conditioning solutions since 1990 to meet the demand and needs of residential, commercial and industrial application by bringing in climate and environmentally sustainable solutions in line with the Singapore government’s direction.
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About Mitsubishi Heavy Industries (MHI)
Mitsubishi Heavy Industries (MHI) is a global leader in engineering and manufacturing, delivering cutting-edge solutions across industries such as aerospace, energy, infrastructure, and air conditioning. MHI Group seeks to deliver innovative, integrated, and reliable solutions for energy and utilities, logistics and mobility, as well as urban development and infrastructure, to achieve MISSION NET ZERO and realise a safe, secure, and comfortable world. The air-conditioning business in Asia is handled by Mitsubishi Heavy Industries – Mahajak Air Conditioners Co., Ltd., an MHI Group company based in Thailand, which supplies air conditioners in Singapore (and products) from its factory in Thailand.
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