Self-contained LED emergency conversion kit (reduced output, ≤ 15W) for built-in driven T5 / T8 LED tubes and similar fixtures up to 40W. Transfer < 1 s; emergency time 1H/1.5H/2H/3H or custom; Maintained / Non-maintained; battery options Li-ion / LiFePO4 / Ni-Cd. Built to EN/IEC 61347-2-7 & EN/IEC 60598-2-22; CE / CB / RoHS. Inquiry only — contact us for pricing.