Carrier VRF on R454B
9th August 2025
USA: Carrier has released Opti-V, a next-generation VRF heat pump system running on R454B for the US market.
Offered under both the Carrier and Toshiba Carrier brands, the Opti-V supports up to nine indoor units, including high wall, ducted, and cassette options, with a single outdoor unit.
With SEER2 ratings up to 29.7 and HSPF2 up to 12.2, the Opti-V is said to deliver heating in temperatures as low as -22°F and cooling in conditions up to 122°F.
Sound levels are said to be as low as 31dB(A) for indoor units and 56 dB(A) for outdoor units. Piping lengths are up to 984ft (300m).
To support project design and quoting, Carrier also introduces VPro, a web-based selection software that simplifies system sizing and reporting, helping streamline the entire process for professionals.
