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Sensata - Airpax M3901901321S Datasheet & Stock

The AIRPAX / SENSATA M39019/01-321S is a low-power, magnetic, trip-free, one-pole circuit breaker conforming to MIL-PRF-39019. It is designed to provide overcurrent protection in a variety of military and industrial applications. The circuit breaker features a sealed construction to prevent contamination and ensure reliable operation. It is characterized by its compact size, low power consumption, and fast response time, making it suitable for use in sensitive electronic equipment and systems. The part number includes a dash number that corresponds to specific electrical characteristics such as current rating, time delay, and resistance or impedance, as detailed in Table I of the MIL-PRF-39019/1H specification.

Authorized Distributors
Source:DigiKey
Part No:M39019/01-321S
Stock:0
Inv Date:06-01-2026
Price: Unit price: $1006.91
Buy/RFQ:
Source:DigiKey
Part No:M39019/01-321S
Stock:2
Inv Date:06-01-2026
Price: Unit price: $1192.06
Buy/RFQ:
Part No:M39019/01-321S
Stock:0
Inv Date:06-02-2026
Price: Unit price: $1006.91
Buy/RFQ:
Part No:M39019/01-321S
Stock:0
Inv Date:06-01-2026
Price: Unit price: $1263.21
Buy/RFQ:
Part No:M39019/01-321S
Stock:5
Inv Date:06-01-2026
Price: Unit price: $775.71
Buy/RFQ:
Part No:M39019/01-321S
Stock:5
Inv Date:06-01-2026
Price: Unit price: $775.71
Buy/RFQ:

Frequently Asked Questions

Where can I buy Sensata - Airpax M3901901321S?

You can click on the BUY or RFQ button to purchase M3901901321S from an authorized Sensata - Airpax distributor.

How do I troubleshoot issues or seek technical support for part M3901901321S?

You can download the M3901901321S datasheet or visit the Sensata - Airpax website for support.

Who is the manufacturer of M3901901321S?

Sensata - Airpax

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