Ko ngā Wāhanga Kaiwhakahaere Kūaha Ararewa BST T4200-C2A, i hangaia mō ngā pūnaha whakatuwheratanga pokapū e rua, e whakarato ana i te mana whakahaere matatau me te mahi pono mō ngā tikanga kūaha ararewa. Mā te whakamahi i te puku tukutahi aukume tuturu, ka taea te whakanoho tika, te whakaterenga maeneene, me te whakahekenga puta noa i ia huringa mahi. Ko tōna hanganga miihini kua arotauhia ka whakarei ake i te pumau mahi me te tautoko i te whakamahinga auau teitei i roto i ngā taiao arumoni. He pai te T4200-C2A mō ngā whakahoutanga pūnaha me te whakakapinga wāhanga, e tuku ana i te urutau kaha me ngā whirihoranga ararewa rerekē. I hangaia mō te roa o te ora, ka āwhina ki te whakapai ake i te pai o te pūnaha kūaha whānui me te pupuri tonu i te mahi pumau me te haumaru.