This tender invites bids for the supply of Timing Relay RHR units to Pakistan International Airlines at Karachi. The procurement is managed by the Supply Chain Management Department at PIA Head Office Karachi Airport, focusing on high-quality electronic components essential for airline operations. Bidders must comply with the technical specifications and submit both technical and financial proposals in separate sealed envelopes as per the Single Stage Two Envelope procedure. The supply involves delivering eight units of Timing Relay RHR, a critical electronic appliance used in aircraft systems. The procurement process requires bidders to provide detailed technical literature, samples if applicable, and valid certifications. The site location at Karachi Airport demands timely delivery and adherence to strict quality standards to ensure operational reliability. Bidders should hold valid PEC registration and be compliant with FBR/ATL requirements for the fiscal year 2025-26. It is advisable to maintain NTN and GST registration and submit proof of tax filings. Earnest Money of PKR 30,000 in the form of a Pay Order is mandatory for local bidders, while foreign bidders are exempted. The tender fee is PKR 15,000, non-refundable, payable to Pakistan International Airlines. The submission deadline is set for 26th January 2026 at 10:30 AM, with bid opening at 11:00 AM on the same day at the SCM Department Building near PIA Head Office Karachi Airport. Bidders must submit their bids electronically via PPRA E-PADS and also provide a hard copy with original bid security before the deadline. Manual or courier submissions without electronic submission will not be accepted. Pro-Tip: Ensure your bid documents are complete with all mandatory certificates and the Earnest Money Pay Order. Missing any of these often leads to disqualification. Also, double-check the tender fee payment and the sealing of envelopes as per instructions to avoid rejection.