For APC Symmetra LX UPS From the third year - 1 year repair service and technical support via telephone - Next-business-day on-site service during normal working hours (8×5×NBD) - Annual preventive on-site maintenance - Incl. replacement parts, internal batteries, travel expenses and labour . Please give the following details in your order: - UPS system (APC reference no.) - UPS serial no. - Device location and contact person