https://www.sanhuaeurope.com/en/products/variable-speed-drives/co2-electronic-expansion-valves-dpf-r
CO2 Electronic Expansion Valves DPF-R
DPF-R series electronic expansion valves are mainly used in air conditioning systems with variable refrigerant flow to realize automatic adjustment of
electronic expansion valvesco2dpf
https://www.carel.com/eev-technology
Electronic expansion valves (EEV)
CAREL’s electronic expansion valves are compatible with the most widely-used refrigerants for low and medium temperature systems.
electronic expansion valveseev
https://www.carel.com/electronic-expansion-valves-na
Electronic expansion valves NA
electronic expansion valvesna