BlackShields MC series unit ukupholisa ulwelo iyunithi yokupholisa amanzi leyo eyenzelwe ukulawula imozulu yenkqubo yokugcina amandla ebhetri. Ngoyilo lwe-mono-block, i-compact structure, i-top outlet, kufuphi nomthombo wokushisa, umthamo ophezulu wokushisa, ingxolo ephantsi kunye nokuphendula ngokukhawuleza, iyunithi yokupholisa ulwelo ingaba sisisombululo esiphezulu kunye nesithembekileyo sokupholisa i-BESS.