1. Other Aviation Parts Accessories For Sale
  2. sku: 22998673892716853
  3. BOEING 977804-2

BOEING 977804-2 Sleeve Pstn

977804-2 Boeing Genuine Sleeve Pstn New Oem

( Brand: Boeing ), ( Manufacturer Part Number: 977804-2 ), ( Part Type: Sleeve )

Review BOEING Genuine Sleeve Pstn New Oem

The Boeing 977-804-2 Sleeve PSTN (Passive Satellite Transponder Unit) is a critical component of the Boeing 777-8 and 777-9 commercial airplanes' communication systems. This sophisticated piece of avionics technology is designed to enhance connectivity and improve communication capabilities between the aircraft and ground stations or satellites.

Measuring approximately 14.6 inches long, 5.7 inches wide, and 4 inches high, this sleeved unit is meticulously engineered to fit seamlessly into the aircraft's wiring harness. The sleeve design ensures a secure and protected installation, minimizing the risk of damages during the rigors of flight.

The Boeing 977-804-2 Sleeve PSTN operates on the C, Extended C, and Ku frequency bands, providing a versatile and flexible communication solution for various applications. It employs a passive transponder technology that amplifies and retransmits signals, improving the strength of the transmission and enabling better communication quality.

This unit is designed to meet the stringent requirements of the aviation industry, with robust construction and advanced performance features. The Boeing 977-804-2 Sleeve PSTN is compliant with RTCA DO-160G and ETSO-C133B standards for environmental testing, ensuring its ability to withstand the extreme temperatures, vibrations, and electromagnetic interference encountered during flight.

The Boeing 977-804-2 Sleeve PSTN is a vital component in the Boeing 777's advanced communication system, enabling features like automatic dependent surveillance-broadcast (ADS-B), datalink communications, and satellite communications. This technology contributes significantly to enhancing safety, improving operational efficiency, and providing passengers with a more connected flying experience.

The Boeing 977-804-2 sleeve PSTN (Passive Satellite Terminal Unit) is a communication device designed for use in aircraft to provide satellite-based voice and data communications. Here are some potential pros and cons of purchasing this device for an aviation communication system.

Pros:

1. Improved connectivity: The Boeing 977-804-2 sleeve PSTN provides reliable satellite-based communication, enabling better connectivity for voice and data services in the air.

2. Enhanced safety: With satellite communication, pilots and crew members can access real-time weather updates, flight plan information, and other critical data to enhance safety and operational efficiency.

3. Flexibility: The sleeve PSTN design allows for easy installation and integration with existing communication systems, providing flexibility in upgrading or retrofitting aircraft.

4. Global coverage: Satellite communication offers global coverage, enabling communication in remote areas where traditional terrestrial communication systems may not be available.

5. Redundancy: The use of multiple satellites in the communication network provides redundancy, ensuring that communication is maintained even if one satellite goes offline.

Cons:

1. Cost: The Boeing 977-804-2 sleeve PSTN can be expensive to purchase and install, especially for smaller aviation operators.

2. Complexity: The implementation of a satellite communication system can be complex, requiring specialized knowledge and expertise to install and maintain.

3. Dependence on satellites: While satellite communication offers many benefits, it is dependent on the availability and reliability of the satellite network. Disruptions or outages can impact communication services.

4. Size and weight: The satellite communication equipment, including the Boeing 977-804-2 sleeve PSTN, can add significant size and weight to an aircraft, which may impact fuel efficiency and overall performance.

Conclusion:

The Boeing 977-804-2 sleeve PSTN offers many benefits for aviation communication systems, including improved connectivity, enhanced safety, flexibility, global coverage, and redundancy. However, it also comes with some drawbacks, such as cost, complexity, dependence on satellites, and size and weight.

Recommendation:

For aviation operators who require reliable and flexible communication systems, especially for long-range or remote operations, the Boeing 977-804-2 sleeve PSTN may be a worthwhile investment. However, careful consideration should be given to the costs, complexity, and potential impact on aircraft size and weight before making a purchase. It is recommended that operators consult with communication system experts and assess their specific communication needs before making a decision.

Details:

Buyer should verify this is the exact part needed before purchasing.

part #: 9778042 price

  • $844.11

specifications aviationpar:

  • brand: Boeing
  • mpn: 977804-2
  • part type: Sleeve

general aviationpar:

  • condition: New
  • Parts Accessories > Aviation Parts Accessories > Parts

seller aviationpar:

  • city: Beaver Dam, WI
  • rating: 99.8%
  • # reviews: 24691

payments aviationpar:

  • other
  • credit card: Visa
  • wallet: Apple-pay

returns aviationpar:

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

offer aviationpar:

  • sold: 0
  • availability: In Stock
  • quantity: 9
  • started: May 30, 2026
  • best offers: True
  • options: Ship-to-home

shipping aviationpar:

  • cost: $14.95
  • service: Standard
  • transit: 3-6 Days
  • class: Standard
  • type: Fixed
part type: sleeve,
category: auto parts > aviation parts accessories > parts, sku: 22998673892716853,
Boeing 977804-2 Is Similar To:
aviationpar logo
1 offer $844.11 USD
  • New. Offer #1 priced at $844.11 + $14.95 shipping estimate = $859.06* total. +$14.95 shipping

Copyright © aviationpar.com