$15 Refrigeration equipment 3D model by Dufe. Available on CGTrader with 45978 polys and 21467 vertices. Check it out on CGHub.
STL (Stereolithography, filesize: 1.59 MB), OBJ (OBJ, filesize: 6.42 MB), DWG (AutoCAD, filesize: 1.64 MB), FBX (Autodesk FBX, filesize: 1020 KB), MAX (Autodesk 3ds Max, filesize: 9.98 MB), STP (STEP, filesize: 3.9 MB), IGE (IGES, filesize: 7.38 MB)