CHARACTERISTICS
R1233zd is a single component, non-flammable ultra-low
GWP refrigerant.
R1233zd is a long term refrigerant solution for R123.
Normally used in low or negative pressure centrifugal
chillers.

PERFORMANCE
• Replacement for R123 in low-pressure centrifugal chillers
• R1233zd is suitable for new equipment not suitable for
retrofit applications
• For optimal performance, it is recommended to use
valves and fittings with plastic sealing washers. Avoid
using fibre washers as leaks may occur
• R1233zd is a close performance match to R123