This procurement opportunity is for the supply of four Self Contained Breathing Apparatus (SCBA) sets by the Pakistan Airports Authority in Karachi, Sindh. The tender falls under the Security & Safety Equipment category and is governed by PPRA Rule 36(b) using a single stage two envelope bidding procedure. The SCBA sets are critical safety equipment designed to provide breathable air in hazardous environments, essential for airport safety operations. The SCBA units must meet stringent technical specifications including lightweight composite cylinders with a minimum five-year pressure test validity, pressure gauges, ergonomic backpack assemblies, and full face masks with fog-free vision and speaking diaphragms. The equipment must comply with ISO 9001 and NFPA-1981/1982 standards and include a two-year warranty. Delivery is required within 180 days from contract signing, with inspection and acceptance at the Logistics Center (South), Karachi. Bidders must be registered on the PPRA EPADS portal, hold valid NTN and GST certificates, and appear on the Active Taxpayer List (ATL) of FBR. Bid security of PKR 125,000 is mandatory, submitted as a pay order or bank guarantee. The tender requires submission of both electronic and sealed hard copy bids. The contract includes a performance bond of 10% of the contract value and adherence to all applicable tax and regulatory requirements for the fiscal year 2025-26. Submission deadline is **March 4, 2026, 11:00 AM PKT**, with bid opening at 11:30 AM the same day at the Logistics Center (South), HQ Pakistan Airports Authority, JIAP Karachi. Bidders should ensure compliance with all bid security and documentation requirements to avoid disqualification. Pro-Tip: Ensure your bid security is in the prescribed form and attached with the technical bid, as any deviation or absence will lead to outright rejection. Also, verify your registration and active taxpayer status on the FBR portal well before the deadline to avoid last-minute issues.