Tūhurahia ngā pouaka whakamatao ahumahi R-32 TEYU kua whakamatautauria motuhaketia e te SGS ki ngā paerewa UL me te CSA mō ngā tono taiaho me ngā tono ahumahi o Amerika Te Raki. Raupapa CW mō ngā taiaho CO₂, ngā taputapu CNC, me ngā raupapa CWFL mō ngā pūnaha taiaho muka 3–40kW.