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Refrigeration industry news

Technology, companies and events worldwide

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Chillers & heat pumps

Sapphire Technologies Opens Orders for High-Lift Oil-Free Centrifugal Compressors Targeting AI Data Center Chillers

Sapphire Technologies has begun accepting orders for its High Lift Oil-Free Compressor platform, a two-stage centrifugal unit rated up to 8,000 tons (≈28,135 kW) designed for air-cooled chillers in AI data centers. The California-made compressors handle ambient temperatures up to 60 °C and integrate with 800 VDC power distribution. First commercial deliveries are expected by February 2027.

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Components & controls

Ridan Adds DN 50 to the VFG-2R Control Valve Production Line

Ridan's Leshkovo plant has begun serial production of universal VFG-2R DN 50 control valves, completing the local range from DN 15 to DN 50. In 2027, the company plans to expand the low-Kvs range for systems with a design flow rate down to 15 l/h, depending on operating conditions.

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