4PPou: He pai mō ngā tono ara iahiko pou-whā.
Ngaohiko Whakatauranga 400 V: I hangaia mō te whakamahinga ahumahi ngaohiko teitei.
Kaiwhatu Ara Iahiko Toenga(RCB): Ka whakarite i te haumaru mā te motu i te ara iahiko ina nui ake te iahiko toenga i ngā rohe haumaru.
Tiwhikete CE me te TUV: E tutuki ana i ngā paerewa haumaru o te ao.