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Heat pump chillers in R32 and R454B versions

ITALY: Swegon is launching a new range of chillers and heat pumps using lower GWP refrigerants R32 and R454B.

The Blue Box Zeta Sky range is ErP 2021 compliant with SEERs of up to 5.2 and SCOPs to 5.01. 

In a range of sizes from 30 to 240kW, with inverter versions, the new units include scroll compressors and plate heat exchangers with single or double circuits. Energy saving EC axial fans can be specified and there are multiple low noise options.

Described as one of the most compact unit in the market in the 100-250kW range, the new chillers and heat pumps still allow plenty of room for hydronics circuits, and recovery exchangers.

Latest News

12th January 2026

City Multi YXM offers improved R32 performance

UK: Mitsubishi Electric has launched a new range of its City Multi R32 VRF air conditioning promising improved performances and 20% reductions in both running costs and operational carbon.
12th January 2026

One dead, nine injured in AC compressor explosion

MALAYSIA: One person is reported dead and nine injured after an air conditioning compressor exploded at a university in Kuala Lumpur today.
12th January 2026

Frascold screws for high temp heat pumps

ITALY: A new generation of Frascold Nexus screw compressors has been introduced for the high temperature industrial heat pump sector.
11th January 2026

UCL event to consider domestic AC challenge

UK: A special event at the University College (UCL) will discuss whether the UK should embrace air conditioning in the face of climate change.
11th January 2026

Green Cooling updates training courses

GERMANY: The Green Cooling Initiative has updated its natural refrigerant courses with more interactive content and improved navigation.
10th January 2026

US AC shipments plummet in November

USA: US shipments of central air conditioners and air-source heat pumps fell again in November, with the year-to-date total now nearly 20% down on the same period in 2024.