This tender invites bids for the supply of 100 KVA Pad Mounted Transformers including internal metering arrangements with 04 Nos. CTs of 400/5A without meters, to be delivered free of cost to IESCO Regional Stores in Rawalpindi, Islamabad, Rajjar, and Wah. The procurement is managed by the Chief Engineer (Material Management) of Islamabad Electric Supply Company (IESCO), focusing on power and electrical equipment essential for the distribution network in Islamabad Capital Territory. The transformers must comply with the latest NTDC specifications DDS-71:2004 & DDS-84:2020 (with amendment-5) and be of high quality to ensure reliable power distribution. Delivery is expected within 60 days from the issuance of the purchase order. The tender requires bidders to be pre-qualified with relevant authorities such as NTDC, WAPDA, or DISCOs and registered with FBR for the financial year 2025-26. Bidders must submit a bid security of PKR 1,700,000 valid for 120 days and provide a performance security of 5% of the contract price upon award. Bidders should ensure compliance with PEC categories and maintain valid prototype approvals. The tender emphasizes adherence to PPRA rules and IESCO's blacklisting mechanism. Financial and technical qualifications include audited financial reports, income tax returns, and declarations regarding blacklisting and litigation. The bid validity period is 90 days, and prices must be firm and final on FCS/FCA basis excluding GST. Submission deadline is **09 February 2026 at 10:30 AM**, with bid opening at 11:00 AM on the same day at IESCO Headquarters, Sector G-7/4, Islamabad. Bids must be submitted online via the E-PADS portal, with original bid security submitted physically before closing time. Pro-Tip: Make sure to upload all mandatory documents including the Integrity Pact, no deviation certificates, and manufacturer authorization. Also, carefully check the bid security validity and format requirements to avoid disqualification. Early preparation of inspection calls and adherence to delivery schedules will help avoid penalties and ensure smooth contract execution.