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Bavar-373: Iran's Advanced Long-Range Air Defense System





Press TV—an Iranian state-owned news network affiliated with the Islamic Republic of Iran Broadcasting (IRIB)—runs a detailed report about the Bavar-373 air defense system. It represents a significant leap in Iran's defense capabilities, offering multi-layered protection against various aerial threats. Initially developed in response to external pressures, such as Russia's delayed delivery of the S-300 system, the Bavar-373 has "become one of the region's most sophisticated long-range air defense platforms, comparable in capability to global counterparts".


The system's mobility and modular design make it highly versatile for deployment across various terrains, using a combination of command and control, acquisition, and engagement radars. The integration of the Sayyad-4B interceptor missile, with a range of 300 kilometers, allows for precision engagement of high-altitude and long-range targets, including advanced stealth aircraft. The TELAR (Transporter Erector Launcher And Radar) vehicle, designed for fast deployment, ensures operational flexibility.


Bavar-373 has advanced Electronic Counter-Countermeasures (ECCM) features to prevent jamming, including frequency hopping, sidelobe blanking, and jamming analysis transmission selection. These capabilities make it resistant to modern electronic warfare tactics. Its AESA (Active Electronically Scanned Array) radars can detect and track targets up to 450 kilometers away, ensuring comprehensive coverage of Iran’s airspace. The system’s ability to track up to 300 targets and simultaneously engage six with 12 missiles showcases its high-efficiency response to multiple threats.


The development of the Bavar-373 is rooted in the geopolitical dynamics of 2010 when Russia halted the delivery of the S-300 system to Iran. This forced Iran to develop an indigenous system to meet its unique defense needs. Despite eventually receiving the S-300PMU-2 system, Iran's focus on completing the Bavar-373 project reflected its pursuit of self-sufficiency in defense technologies. The decision to decline Russia’s offer of the S-400 system further illustrates Iran’s confidence in its advancements and Indigenous air defense systems. Iran's security officials emphasize that although sanctions created challenges for the country and the defense industry, they became critical in accelerating the development of indigenous defense technologies. In this regard, they state that The Bavar-373 missile system symbolizes faith in Iranian knowledge.





The Bavar-373 plays a crucial role in protecting Iran's strategic assets, including its military bases, nuclear facilities, and oil infrastructure. Its long-range capabilities allow Iran to defend against regional and global threats, enhancing deterrence and reducing reliance on foreign defense systems. Combined with other air defense systems, the Bavar-373 provides Iran with a multi-layered defense architecture capable of countering various aerial threats, strengthening the nation's defensive posture.


Annex: Technical Specifications of the Bavar-373 System (According to press TV)

  1. Missiles:

    • Sayyad-4B missile: Capable of engaging targets at ranges of up to 300 kilometers, with the ability to engage high-speed and high-altitude threats such as stealth aircraft and cruise missiles. The missile is vertically launched, ensuring 360-degree coverage.

  2. Radars:

    • Meraj-4 3D AESA Radar: Operating in the S-band, this radar can detect targets at distances up to 450 kilometers. Its capabilities include simultaneously tracking up to 300 targets, with a refresh rate of 3-6 rotations per minute.

    • Hafez S-band Radar: A mobile radar system mounted on an 8x8 vehicle with a maximum range of 300 kilometers and can detect and track 100 targets simultaneously.

    • X-band AESA Engagement Radar: This radar offers a detection range of 320 kilometers and can engage six targets simultaneously, with a maximum of two missiles per target.

    • Alim Passive Radar: Enhances the detection of stealth aircraft and counteracts electronic warfare efforts, significantly increasing the system's resilience in contested environments.

  3. Vehicles:

    • Zoljanah 10x10 TEL: Designed for rapid deployment, capable of carrying up to four interceptor missiles in vertical launch tubes.

    • 8x8 TELAR: An alternative to the Zoljanah, capable of launching two to four missiles and used in early testing phases.

    • Zafar 8x8: A heavy-duty vehicle equipped with a 400 hp turbocharged diesel engine, capable of carrying up to 24 tons and deploying various radar systems with full 360-degree rotation.

  4. Electronic Counter-Countermeasures (ECCM):

    • Capabilities include Burn-through resistance, sidelobe blanking and cancellation, pulse repetition frequency (PRF) jitter, jamming analysis transmission selection (JATS), and the use of a low side-lobe level (LSLL) antenna design, making it highly resilient against modern electronic warfare techniques.

  5. Operational Environment:

    • Range: Covers up to 280,000 square kilometers.

    • Deployment Time: The Meraj-4 radar, for instance, can be installed and operational in 30 minutes with a team of four radar operators.

    • Environmental Conditions: The system is functional across a wide range of temperatures, from -30°C to +55°C, and can operate at altitudes of up to 3,000 meters with high wind resistance.




These advanced features, combined with Iran's robust strategic positioning, make the Bavar-373 an integral part of the nation's defense infrastructure. It protects critical assets and offers a formidable deterrent against aerial threats. The Bavar-373 is considered a credible threat to many modern aircraft, especially those without advanced stealth capabilities. However, its effectiveness against the most cutting-edge Western platforms with advanced stealth capabilities (f-35, f-22) is still debatable.

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