Supply and Installation of 06 KVA UPS for ZOT, LMT, FSD Laboratories

Pakistan State Oil Company Limited Karachi invites quotations for the supply and installation of 06 KVA UPS units for its ZOT, LMT, and Faisalabad Laboratories. The procurement is specifically for high-quality UPS inverters with detailed technical specifications to ensure reliable power backup and protection for sensitive laboratory equipment. Items being procured: - UPS Inverter (6KVA) Quantity: 4 units The UPS inverter must be automatic with a capacity of 06 KVA, single phase input and output, voltage range 220/230/240 VAC, frequency range 50/60 Hz auto sensing, and a power factor of 0.9 or above. It should feature pure/true sine wave output, over-voltage and overload protection, backup time of at least 60 minutes on full load, and efficiency of at least 90%. The system must include an alpha-numeric display for system parameters and alarms, built-in battery management system via RS-485/RS-232 communication, bypass option, and charge control with MPPT charge controller up to 120A. The battery type required is lithium-ion with voltage 48 to 56 volts DC, capacity 10 KW, and operating temperature range 0°C to 40°C. Manufacturer warranty for inverter and battery must be at least 3 years. Installation will be completed at PSO Laboratories including ZOT Laboratory, LMT Laboratory, Faisalabad Laboratory, and Sihala Laboratory. The supplier is responsible for complete installation at these sites. Delivery and installation must be completed within a maximum of 60 days from issuance of purchase order. Bidders must ensure compliance with technical specifications and provide earnest money as per PSO requirements. Quotations should be submitted by the deadline of 20 November 2026. This tender offers a valuable opportunity for suppliers experienced in UPS systems to serve a leading energy company in Karachi. A practical tip for bidders: Carefully review the detailed technical specifications and warranty requirements to avoid disqualification. Ensure your quotation includes all requested parameters and installation commitments to meet PSO standards.