Majenereta amphamvu a Mainspring Energy amagwiritsa ntchito ukadaulo wovomerezeka wotchedwa Linear Engine Generator (LEG), womwe umaphatikiza injini yolumikizana ndi maginito okhazikika kuti asinthe mafuta kukhala magetsi. Njira yatsopanoyi imathetsa kufunikira kwa njira yachikhalidwe yotumizira makina, kuchepetsa kuchuluka kwa magawo osuntha ndikuwonjezera mphamvu zonse. Kuphatikiza apo, makinawa amatha kuwonjezedwa kuchokera ku 250 kW mpaka 2 MW, kupangitsa kuti ikhale yoyenera kugwiritsa ntchito zosiyanasiyana. Kuti muwerenge zambiri, gwiritsani ntchito batani ili pansipa kuti mutsegule nkhani yakunja yoyambirira.