As the residential HVAC sector migrates from fossil-fuel-burning furnaces to electric heat pumps, modulating compressor technologies will be needed to meet higher efficiency and capacity targets. Copeland’s innovative KF variable-speed scroll answers the call, offering premium performance in the 1.5–5-ton residential product range.

Industry-leading efficiency and capacity

Optimized for use with low-GWP R-454B refrigerant

Meets the needs of a broad range of application requirements

Unmatched service and customer support network

The Copeland KF variable-speed scroll compressor (YAV*F platform) and the inverter swing rotary technology offer a complementary compressor line-up, providing North American OEMs with a range of compressor solutions.

Next-generation compressor modulation technologies for residential HVAC

Introducing Copeland’s KF variable-speed scroll compressor (YAV*F platform), designed to meet future energy efficiency standards and deliver maximum comfort in demanding applications.

Introducing Copeland’s KF variable-speed compressor platform

Best-in-class performance
The Copeland KF variable-speed compressor platform sets new performance benchmarks, offering OEMs increased product design and component selection flexibility.

Ground-up redesign with scroll DNA
The KF represents a complete ground-up redesign of Copeland's variable-speed technology, built upon the industry’s most reliable and widely adopted scroll platform.

Simplicity and design flexibility
It’s 10:1 turndown ratio delivers industry leading efficiency and capacity at both ends of the operating range. Enhanced robustness and easier development through simplified oil management.

North American service and support network
Copeland offers an unmatched service and customer support network, combining manufacturing, distribution, and aftermarket resources.

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Industry-leading efficiency and capacity

Optimized for use with low-GWP R-454B refrigerant

Meets the needs of a broad range of application requirements

Unmatched service and customer support network

The broadest line of industry-leading compressor technologies

The KF platform delivers premium-tier performance for high-capacity, high-efficiency applications from 1.5 to 5 tons, while the inverter swing rotary supports value-based, mid-tier offerings in the 1.5- to 3-ton range. Both platforms utilize the EV4 drive, providing a shared communication platform and control interface that helps OEMs simplify their designs across product portfolios — while simplifying the application of variable-speed technologies for end users and contractors. Copeland’s variable-speed compression technologies address HVAC market demands for increased capacity and efficiency, enabling wider heat pump adoption and the decarbonization of heating. Combined with Copeland’s proven fixed and two-stage compressors, our variable-speed platforms help the industry meet current and future efficiency goals.