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AIRPAX / SENSATA M3901902218 Magnetic Circuit Breaker

The AIRPAX / SENSATA M39019/02-218 is a critical component in military and aerospace systems, providing reliable circuit protection in demanding environments. This low-power, sealed, trip-free magnetic circuit breaker is designed to interrupt fault currents while minimizing nuisance tripping. It incorporates auxiliary contacts for enhanced monitoring and control capabilities. The breaker's robust construction and performance characteristics ensure consistent operation under a wide range of conditions, making it ideal for applications requiring high reliability and safety. Various dash numbers are available to tailor the circuit breaker's performance to specific current and time delay requirements, offering flexibility in system design.

Authorized Distributors
Source:Newark
Part No:M39019/02-218
Stock:2
Inv Date:06-09-2026
Price: Unit price: $1031.36
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Source:DigiKey
Part No:M39019/02-218
Stock:0
Inv Date:06-09-2026
Price: Unit price: $1001.32
Buy/RFQ:
Source:DigiKey
Part No:M39019/02-218
Stock:2
Inv Date:06-09-2026
Price: Unit price: $749.95
Buy/RFQ:
Part No:M39019/02-218
Stock:0
Inv Date:06-10-2026
Price: Unit price: $1001.32
Buy/RFQ:
Part No:M39019/02218
Stock:0
Inv Date:06-10-2026
Price: N/A
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Part No:M39019/02-218
Stock:0
Inv Date:06-09-2026
Price: Unit price: $1021.35
Buy/RFQ:
Part No:M39019/02-218
Stock:47
Inv Date:06-09-2026
Price: Unit price: $768.11
Buy/RFQ:
Part No:M39019/02-218
Stock:47
Inv Date:06-09-2026
Price: Unit price: $768.11
Buy/RFQ:

AIRPAX / SENSATA M3901902218 Magnetic Circuit Breaker Specifications:

  • voltage_and_frequency_rating: 50 V dc, maximum and 240 V ac, maximum at 60 Hz and 400 Hz
  • high_inrush: 800 percent at 60 Hz and dc, 1,400 percent at 400 Hz
  • current_rating: See table I
  • time_delay: See table I
  • resistance_or_impedance: See table I
  • weight: Approximately 50 grams
  • pin: M39019/02-(dash number taken from table I)
  • tolerance: ±.031 (0.79 mm)
  • effective_bushing_thread_length: 0.280 (7.11 mm) minimum

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Frequently Asked Questions

Where can I buy AIRPAX / SENSATA M3901902218?

You can click on the BUY or RFQ button to purchase M3901902218 from an authorized AIRPAX / SENSATA distributor.

How do I troubleshoot issues or seek technical support for part M3901902218?

You can download the M3901902218 datasheet or visit the AIRPAX / SENSATA website for support.

Who is the manufacturer of M3901902218?

AIRPAX / SENSATA

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