myMectronic
myMectronic

A Premier B2B Part Search

AIRPAX / SENSATA M3901903321 Magnetic Circuit Breaker

The AIRPAX / SENSATA M39019/03-321 is a critical component in electrical systems requiring robust overcurrent protection. Designed for military and industrial applications, this circuit breaker provides a sealed, trip-free mechanism ensuring reliable operation. It is characterized by its low-power consumption and ability to interrupt circuits up to 50V DC and 240V AC. The device's construction and performance specifications adhere to MIL-PRF-39019 standards, guaranteeing consistent quality and reliability. Its compact design and mounting hardware options allow for versatile integration into various systems.

Authorized Distributors
Source:DigiKey
Part No:M39019/03-321
Stock:0
Inv Date:06-09-2026
Price: Unit price: $1625.4
Buy/RFQ:
Part No:M39019/03-321
Stock:2
Inv Date:06-10-2026
Price: Unit price: $1625.4
Buy/RFQ:
Part No:M39019/03-321
Stock:0
Inv Date:06-09-2026
Price: Unit price: $1576.35
Buy/RFQ:
Part No:M39019/03-321
Stock:10
Inv Date:06-09-2026
Price: Unit price: $1578.77
Buy/RFQ:
Part No:M39019/03-321
Stock:10
Inv Date:06-09-2026
Price: Unit price: $1578.77
Buy/RFQ:

AIRPAX / SENSATA M3901903321 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 M39019/03-321 AIRPAX / SENSATA Magnetic Circuit Breaker | myMectronic

Purchase the AIRPAX / SENSATA M39019/03-321 circuit breaker securely and efficiently online.

Buy Now

Frequently Asked Questions

Where can I buy AIRPAX / SENSATA M3901903321?

You can click on the BUY or RFQ button to purchase M3901903321 from an authorized AIRPAX / SENSATA distributor.

How do I troubleshoot issues or seek technical support for part M3901903321?

You can download the M3901903321 datasheet or visit the AIRPAX / SENSATA website for support.

Who is the manufacturer of M3901903321?

AIRPAX / SENSATA

AIRPAX / SENSATA Part List

Browse and search other AIRPAX / SENSATA parts, locate datasheets and stock

Sponsored by