♦ UL/VDE sug'urta va termostat sertifikatiga ega elektr soch quritgich isitish elementlari, slyuda varag'i ROHS bilan UL sertifikatiga ega. Odatda biz uni slyuda isitgich, elektr issiqlik elementi, isitish elementi elektr quritgich, slyuda isitish elementi, slyuda termik isitgich, isitish deb ataymiz. sim va boshqalar.
♦ OCR25AL5 yoki Ni80Cr20 isitish simidan foydalanib, biz isitish simini o'rash uchun avtomatik o'rash mashinasidan foydalanamiz, biz bahor shakli, V shakli va U shaklidagi isitish simini, sifatni ta'minlash va samaradorlikni oshirishimiz mumkin.