Hoʻonohonoho pono ʻia ka pahu mika PE1 Series no ka mika ʻāpana akamai hoʻokahi a me ka mika ʻekolu ʻāpana akamai i ka manawa like me MCB ma ke ʻano he koho.Hana ʻia ʻo PE1 series mika pahu me ke ʻano hou o ka ʻenekinia ʻenehana plastik polycarbonate, kahi hana insulation kiʻekiʻe, maikaʻi ventila a me ka ua.ʻO kona kūpaʻa ikaika i ka UV, ka wā kahiko, ka ua waikawa, ka paʻakai paʻakai e hiki ke hoʻokomo ʻia i nā wahi koʻikoʻi.Me ka hoʻolālā anti-tamper ʻepekema, hiki i ka uhi i hoʻopaʻa ʻia ke pale i nā mika mai ka hoʻopā ʻana a ʻaihue.