myMectronic
myMectronic

A Premier B2B Part Search

AIRPAX / SENSATA M3901903255 Magnetic Circuit Breaker

The AIRPAX / SENSATA M39019/03-255 is a robust magnetic circuit breaker designed for critical applications requiring reliable overcurrent protection. It's a sealed, trip-free two-pole device with a broad voltage and frequency rating, suitable for both DC and AC power systems. The breaker's design incorporates features like high inrush capability and adjustable time delays, making it ideal for use in military, aerospace, and industrial equipment. Its compact size and reliable performance ensure consistent protection in demanding environments. The part is compliant with MIL-PRF-39019 standards and offers a secure solution for circuit protection needs.

Authorized Distributors
Source:DigiKey
Part No:M39019/03-255
Stock:0
Inv Date:06-08-2026
Price: Unit price: $1530.24
Buy/RFQ:
Part No:M39019/03-255
Stock:0
Inv Date:06-09-2026
Price: Unit price: $1530.23
Buy/RFQ:
Part No:M39019/03-255
Stock:0
Inv Date:06-08-2026
Price: Unit price: $1919.63
Buy/RFQ:
Part No:M39019/03-255
Stock:2
Inv Date:06-08-2026
Price: Unit price: $1171.05
Buy/RFQ:
Part No:M39019/03-255
Stock:2
Inv Date:06-08-2026
Price: Unit price: $1171.05
Buy/RFQ:

AIRPAX / SENSATA M3901903255 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 100 grams
  • pin: M39019/03-(dash number taken from table I)
  • tolerance: ±.031 (0.79 mm)
  • effective_bushing_thread_length: 0.280 (7.11 mm) minimum

Buy the M39019/03-255 AIRPAX / SENSATA Magnetic Circuit Breaker | myMectronic

Purchase the M39019/03-255 securely and efficiently for your industrial needs.

Buy Now

Frequently Asked Questions

Where can I buy AIRPAX / SENSATA M3901903255?

You can click on the BUY or RFQ button to purchase M3901903255 from an authorized AIRPAX / SENSATA distributor.

How do I troubleshoot issues or seek technical support for part M3901903255?

You can download the M3901903255 datasheet or visit the AIRPAX / SENSATA website for support.

Who is the manufacturer of M3901903255?

AIRPAX / SENSATA

Sponsored by