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AIRPAX / SENSATA M3901903240 Magnetic Circuit Breaker

The AIRPAX / SENSATA M39019/03-240 is a robust magnetic circuit breaker designed for critical applications requiring reliable overcurrent protection. This two-pole device offers a voltage rating of 50V DC and 240V AC, with a high inrush capability of up to 1400 percent at 400 Hz. It is sealed for environmental protection and features a trip-free mechanism for enhanced safety. The circuit breaker is suitable for use in military and industrial applications where dependable circuit protection is essential. Its construction ensures consistent performance under varying conditions, contributing to the overall reliability of the system.

Authorized Distributors
Source:DigiKey
Part No:M39019/03-240
Stock:0
Inv Date:06-09-2026
Price: Unit price: $1530.24
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Part No:M39019/03-240
Stock:0
Inv Date:06-10-2026
Price: Unit price: $1530.23
Buy/RFQ:
Part No:M39019/03-240
Stock:0
Inv Date:06-09-2026
Price: Unit price: $2167.78
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Part No:M39019/03-240
Stock:33
Inv Date:06-09-2026
Price: Unit price: $1166.58
Buy/RFQ:
Part No:M39019/03-240
Stock:33
Inv Date:06-09-2026
Price: Unit price: $1166.58
Buy/RFQ:

AIRPAX / SENSATA M3901903240 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
  • pin: The PIN shall be M39019/03-(dash number taken from table I)
  • weight: Approximately 100 grams
  • tolerance: ±.031 (0.79 mm)
  • effective_bushing_thread_length: .280 (7.11 mm) minimum

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Frequently Asked Questions

Where can I buy AIRPAX / SENSATA M3901903240?

You can click on the BUY or RFQ button to purchase M3901903240 from an authorized AIRPAX / SENSATA distributor.

How do I troubleshoot issues or seek technical support for part M3901903240?

You can download the M3901903240 datasheet or visit the AIRPAX / SENSATA website for support.

Who is the manufacturer of M3901903240?

AIRPAX / SENSATA

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