S&A mini iyunithi yokupholisa amanzi kwimizi-mveliso CW 3000 yi-chiller ekhupha ubushushu, akukho compressor kwaye akukho friji. Isebenzisa abalandeli besantya esiphezulu ukukhupha ngokukhawuleza ubushushu ukupholisa izixhobo ze-laser. Umthamo wayo wokuphelisa ubushushu yi-50W/℃, okuthetha ukuba inokufunxa i-50W yobushushu ngokunyuka kwe-1°C yobushushu bamanzi. Ngesakhiwo esilula, ukusebenza kakuhle, ukugcinwa kwendawo, ukonga amandla kunye nokukhuselwa kwendalo, i-mini laser chiller CW 3000 isetyenziswa ngokubanzi ekupholiseni i-CO2 laser engraving kunye noomatshini bokusika.