641121-1

SWITCH
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About this product
The 641121-1 Thermal Switch is a precision-engineered component designed for use in Boeing aircraft, notably the 737 and 757 series. This switch plays a critical role in the aircraft's environmental control system by monitoring the temperature within the zone ducting and activating necessary responses to maintain desired temperature levels. Its robust construction ensures reliable performance under the rigorous conditions of flight operations.
641121-1 Datasheet
Quantity Available: 1
Condition: INSP
UOM: EA
Stock Location: Dubai
Hazardous Item: Non-Hazardous Item
Life Limited Part: No
Lead Time: Stock
Certification: Dual Release
8130/EASA Eligible: Yes
PRODUCT DESCRIPTION

641121-1

  • Accurate Temperature Monitoring: Provides precise detection of temperature variations within the aircraft's zone ducting to ensure optimal environmental control.

  • Durable Construction: Manufactured with high-quality materials to withstand extreme operating conditions and ensure long-term reliability.

  • Critical Safety Integration: Functions as a protection by triggering necessary actions when temperature thresholds are exceeded, thereby protecting both passengers and equipment.

  • Compliance with Aviation Standards: Holds dual-release certification and is 8130/EASA eligible, confirming its adherence to international safety and performance standards.


  • Monitors and regulates air temperature within the cabin and other critical zones to maintain passenger comfort and safety.

  • Detects excessive temperatures and initiates corrective measures to prevent potential overheating issues.

  • Assists maintenance personnel in identifying and troubleshooting temperature-related anomalies within the aircraft's environmental systems.

  • Seamlessly interfaces with other elements of the environmental control system to ensure cohesive operation.


  • In which aircraft models is this thermal switch commonly used?

It is primarily utilized in Boeing 737 and 757 series aircraft.

  • What does the 'INSP' condition signify for this part?

'INSP' indicates that the part has undergone a thorough inspection to ensure it meets all required specifications and is in proper working condition.

  • Is this thermal switch certified for international use?

Yes, it holds dual-release certification and is 8130/EASA eligible, complying with international aviation standards.


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