Iimveliso eziphambili zenkampani ziquka: iijeneretha ze-inverter, izikhululo zamandla, i-Intanethi yezinto, abalawuli abahlakaniphile, umbane wamandla, iimveliso ze-electromechanical kunye nezixhobo, njl. Iimveliso zithunyelwa ikakhulu eYurophu, eUnited States, eOstreliya, eMzantsi Korea, eJapan nakuMzantsi-mpuma Asia, njl. Iimveliso zohlobo lwenkampani nazo ziqalisile ukuthengiswa ngaphakathi.