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AIRPAX / SENSATA M3901902209 Magnetic Circuit Breaker

The AIRPAX / SENSATA M39019/02-209 is a critical component in military and aerospace applications, providing reliable circuit protection. This low-power, sealed, trip-free, one-pole magnetic circuit breaker is designed to interrupt fault currents quickly and safely. It features a robust construction and is available with various current ratings and time delays to suit diverse operational needs. The auxiliary contacts allow for remote monitoring and control, enhancing system functionality. Its compliance with MIL-PRF-39019 standards ensures consistent performance and reliability in demanding environments.

Authorized Distributors
Source:DigiKey
Part No:M39019/02-209
Stock:0
Inv Date:06-12-2026
Price: Unit price: $1001.32
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Part No:M39019/02-209
Stock:0
Inv Date:06-13-2026
Price: Unit price: $1001.32
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Part No:M39019/02-209
Stock:0
Inv Date:06-12-2026
Price: Unit price: $1021.35
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Part No:M39019/02-209
Stock:12
Inv Date:06-12-2026
Price: Unit price: $566.45
Buy/RFQ:
Part No:M39019/02-209
Stock:12
Inv Date:06-12-2026
Price: Unit price: $566.45
Buy/RFQ:

AIRPAX / SENSATA M3901902209 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
  • auxiliary_contact_terminals_wire_size: Accommodates two number 20 AWG wires

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Frequently Asked Questions

Where can I buy AIRPAX / SENSATA M3901902209?

You can click on the BUY or RFQ button to purchase M3901902209 from an authorized AIRPAX / SENSATA distributor.

How do I troubleshoot issues or seek technical support for part M3901902209?

You can download the M3901902209 datasheet or visit the AIRPAX / SENSATA website for support.

Who is the manufacturer of M3901902209?

AIRPAX / SENSATA

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