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AIRPAX / SENSATA M556291389 Magnetic Trip-Free Circuit Breaker

The AIRPAX / SENSATA M55629/1-389 is a magnetic, trip-free, single-pole circuit breaker designed to provide reliable overcurrent protection in a variety of military and industrial applications. It features a robust construction and is designed to meet stringent performance requirements outlined in MIL-PRF-55629. The breaker's magnetic operation ensures rapid tripping in response to fault conditions, while the trip-free design prevents sustained overloads. Configurations are available with varying current and voltage ratings to suit diverse system needs. Refer to the datasheet for detailed specifications, dimensions, and performance characteristics.

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Source:Newark
Part No:M55629/1-389
Stock:47
Inv Date:06-09-2026
Price: Unit price: $122.78
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Part No:M55629/1-389
Stock:0
Inv Date:06-10-2026
Price: N/A
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Part No:M55629/1-389
Stock:1
Inv Date:06-09-2026
Price: Unit price: $49.951
Buy/RFQ:
Part No:M55629/1-389
Stock:1
Inv Date:06-09-2026
Price: Unit price: $49.951
Buy/RFQ:

AIRPAX / SENSATA M556291389 Magnetic Trip-Free Circuit Breaker Specifications:

  • Current_rating_0_2_amperes: A
  • Voltage_frequency_120_V_ac_60_Hz: 2000
  • Interrupting_capacities_2000_amperes: 50 V dc
  • Terminal_strength_applied_load: 30 pounds
  • Actuator_operating_force: 4 pounds
  • Endurance_65_through_100_amperes: 6000 cycles
  • Moisture_resistance_65_through_100_amperes: Change in resistance shall not exceed 50 percent
  • Temperature_rise_65_through_100_amperes: 65°C

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Frequently Asked Questions

Where can I buy AIRPAX / SENSATA M556291389?

You can click on the BUY or RFQ button to purchase M556291389 from an authorized AIRPAX / SENSATA distributor.

How do I troubleshoot issues or seek technical support for part M556291389?

You can download the M556291389 datasheet or visit the AIRPAX / SENSATA website for support.

Who is the manufacturer of M556291389?

AIRPAX / SENSATA

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