Cooling Units F-Gas overview

With more than 70 years of safety heritage guiding every decision we make, we continuously expand and refine our offering in line with the F‑Gas Regulation (EU) 2024/573 and the corresponding US and Canada requirements—ensuring you get consistent, high‑performance cooling wherever your processes take you.

Series Product Refrigerant Safety Class GWP F-Gas Limit Availability
Green Series - Side Mount DTFS 6021, 6031 and 6041
DTx 6201C and 6301C
DTx 6201, 6301 and 6801
R513A A1 631 EU GWP < 750 under
safety conditions
available
" " DTx 6401 and 6501 R513A A1 631 EU GWP < 750 under
safety conditions
available
" " DTFS 6021, 6031 and 6041
DTx 6201C and 6301C
R1234yf A2L 0,5 EU GWP < 150 Q1 2027
" " DTx 6201, 6301, 6401,
6501 and 6801
R1234yf A2L 0,5 EU GWP < 150 November 2026
" " DTx 6X1E R513A A1 631 EU GWP < 750 under
safety conditions
September 2026
Green Series - Top Mount DTT 6201, 6301, 6401,
6601 and 6801
R513A A1 631 EU GWP < 750 under
safety conditions
Q4 2026
" " DTT 6201, 6301, 6401
and 6601
R1234yf A2L 0,5 EU GWP < 150 Q4 2026
" " DTT 6801 R454C A2L 148 EU GWP < 150 Q4 2026
A1 = non flammable; A2L = middle-flammable