香港綠色機構認證:減廢證書 – 卓越級別 (2024)
Green Purchase (日本)
授予 bizhub C451i / bizhub C251i / bizhub 451i / bizhub 361i
Eco Leaf Environment Label (日本)
授予 bizhub C451i / bizhub C251i / bizhub 451i / bizhub 361i
RoHS (歐盟)
授予 bizhub C451i / bizhub C251i / bizhub 451i / bizhub 361i
Eco Mark (日本)
授予 bizhub C451i / bizhub C251i / bizhub 451i / bizhub 361i