COLLINS 437X-1B Radar Altimeter Antenna P/n 522-4140-001 013-1909-01

( Brand: Collins ), ( Manufacturer Part Number: 437X-1B ), ( Part Type: Altimeter Antenna ), ( Compatible Make: Rockwell Collins ), ( Warranty: 30 Day ), ( Compatible Model: 437x-1 Or Ad43011-01c ), ( Country Of Origin: United States )

Review COLLINS 437x-1 Radar Altimeter Antenna P/n Or

The Collins 437x-1B 437x-1 Radar Altimeter Antenna, part number 522-4140-001 013-1909-01, is a crucial component in aviation and surveillance systems that require accurate altitude information. This antenna is specifically designed to work with Collins Model 437X and 437X-1 Radar Altimeters.

The antenna is made of high-quality materials, engineered to withstand the demanding environments of aerospace applications. It features a compact, lightweight design, making it suitable for use in various aircraft configurations. The antenna's dimensions are approximately 13.8 inches (350.5 mm) in diameter and 10.6 inches (269.2 mm) in height, with a weight of approximately 8.5 pounds (3.9 kg).

The Collins 437x-1B Radar Altimeter Antenna is designed to operate in the X-band frequency range, with a center frequency of 9.6 GHz. It employs a parabolic reflector design, which focuses the transmitted and received radar signals, ensuring maximum signal strength and accuracy. The antenna's gain is approximately 18.5 dBi, which enhances the signal's power before it reaches the radar altimeter.

The antenna's construction includes a radome, which protects the antenna's sensitive components from environmental conditions such as rain, snow, and icing. The radome is made from a durable, lightweight material that allows the antenna to operate efficiently while minimizing its aerodynamic impact on the aircraft.

The Collins 437x-1B 437x-1 Radar Altimeter Antenna is designed to meet or exceed the stringent requirements of aviation industry standards, ensuring reliable and accurate altitude measurement. It undergoes rigorous testing during the manufacturing process to ensure it performs optimally under various conditions.

The antenna comes with a comprehensive installation kit, which includes mounting hardware, wiring harnesses, and detailed installation instructions. The installation process is straightforward, and the antenna can be easily integrated into various aircraft configurations.

In summary, the Collins 437x-1B 437x-1 Radar Altimeter Antenna is a high-performance, reliable, and accurate component designed for use in aviation and surveillance systems. Its compact design, durable construction, and efficient parabolic reflector make it an excellent choice for applications that require accurate altitude information.

Pros and Cons of Buying Collins 437x-1B Radar Altimeter Antenna (P/N 522-4140-001 013-1909-01)

a. High Precision: Collins 437x-1B radar altimeter antenna is known for its high precision and accuracy, making it suitable for various aviation applications, such as landing systems, obstacle detection, and terrain following.

b. Wide Frequency Range: This antenna operates in the X-band frequency range, providing better penetration and resolution than other radar altimeter antennas in the market.

c. Durable Design: The antenna is designed to withstand harsh environmental conditions, including extreme temperatures, humidity, and vibrations. It also features a rugged construction that ensures long-term reliability.

d. Easy Installation: The antenna comes with a simple installation process, allowing users to quickly and easily integrate it into their avionics systems.

a. Cost: The Collins 437x-1B radar altimeter antenna is a high-performance product, and its price reflects its capabilities. It may not be an affordable option for all aviation applications.

b. Complexity: While the installation process is straightforward, the antenna's advanced features and functionality may require specialized knowledge and expertise to fully utilize it.

c. Maintenance: As with any aviation equipment, the antenna requires regular maintenance to ensure optimal performance. This may involve calibration checks, component replacements, and software updates.

The Collins 437x-1B radar altimeter antenna is a high-performance, durable, and accurate product designed for various aviation applications. Its wide frequency range, rugged construction, and easy installation make it an attractive choice for many users. However, its high cost, complexity, and maintenance requirements may be drawbacks for some. Ultimately, the decision to purchase this antenna depends on the specific needs, budget, and expertise of the user.

If you require a high-precision radar altimeter antenna that can withstand harsh environmental conditions and offer advanced features, the Collins 437x-1B antenna may be a suitable option for you. However, carefully consider the costs, complexity, and maintenance requirements before making a decision. It's always recommended to consult with a certified aviation technician or manufacturer representative for personalized advice based on your specific application.

Details:

At the least, this should be considered as a repairable core, but with high probability that there are zero defects and it is fully functional. Retain all shipping cartons/packaging. I will not intentionally misrepresent the listed item, but it is possible for errors to be made in listing. I do not make money off of shipping charges.

I can only go off of the information provided to me by previous owner and/or avionics technician/mechanic that removed item. This item may show some signs of wear due to age and use. However, there are no guarantees as to the accuracy or serviceability of this item. If there were any known defects or doubt as to the serviceability of item, I would have stated them and apparent in listing pictures, not list item properly disposed it.

Therefore, it is priced accordingly and will sell to the highest reasonable offer. I try to process items for shipping immediately the same day are paid. Outdated databases or software do not warrant a return. If something in the listing information doesn match pictures name, model, brand, etc. Please say before buying.

This item has been visually inspected and looks good but is sold as. I do my best to list the item as accurately possible. I am legally unable to officially bench test this item and provide a serviceable tag. Some items may have software and databases that require updating.

I do everything possible to include as much information possible, but it is next impossible for me be able know about all of the items have listed sale. Shipping charges are what they.

part #: 437x1b prices

• $252.00-$1725.00

specifications aviationpar:

• brand: Collins
• mpn: 437x-1b
• part type: Altimeter Antenna
• compatible make: Rockwell Collins
• warranty: 30 Day
• compatible model: 437x-1 Or Ad43011-01c
• country of origin: United States

returns aviationpar:

• policy: Returns Accepted
• time: 30 Days
• paid by: Buyer

payments aviationpar:

• wallet: Google-pay
• cash
• other
• credit card: Visa

offer aviationpar:

• best offers: True
• sold: 0
• availability: In Stock
• started: February 24, 2026
• quantity: 1
• options: Ship-to-home

general aviationpar:

• condition: Used
• Parts Accessories > Aviation Parts Accessories > Parts

seller aviationpar:

• rating: 100.0%
• # reviews: 410
• city: Nampa, Idaho

shipping aviationpar:

• service: USPS Priority Mail Medium Flat Rate Box
• carrier: USPS
• transit: 4-8 Days
• class: Expedited
• type: Fixed
• cost: $15.00

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