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Sensata - Airpax M3901901249S Datasheet & Stock

The AIRPAX / SENSATA M39019/01-249S 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 and a trip-free mechanism, ensuring reliable operation. Dimensions vary based on the dash number, with tolerances of ±.031 inches. Mounting hardware includes a hex nut and lockwasher. The effective bushing thread length is a minimum of .280 inches. Marking can appear on any surface except the mounting surface. This part is crucial for protecting sensitive electronic circuits from damage due to excessive current flow.

Authorized Distributors
Source:DigiKey
Part No:M39019/01-249S
Stock:0
Inv Date:06-01-2026
Price: Unit price: $961.06
Buy/RFQ:
Part No:M39019/01-249S
Stock:0
Inv Date:06-02-2026
Price: Unit price: $961.06
Buy/RFQ:
Part No:M39019/01249S
Stock:0
Inv Date:06-02-2026
Price: N/A
Buy/RFQ:
Part No:M39019/01-249S
Stock:0
Inv Date:06-01-2026
Price: Unit price: $980.28
Buy/RFQ:
Part No:M39019/01-249S
Stock:39
Inv Date:06-01-2026
Price: Unit price: $479.89
Buy/RFQ:
Part No:M39019/01-249S
Stock:39
Inv Date:06-01-2026
Price: Unit price: $479.89
Buy/RFQ:

Frequently Asked Questions

Where can I buy Sensata - Airpax M3901901249S?

You can click on the BUY or RFQ button to purchase M3901901249S from an authorized Sensata - Airpax distributor.

How do I troubleshoot issues or seek technical support for part M3901901249S?

You can download the M3901901249S datasheet or visit the Sensata - Airpax website for support.

Who is the manufacturer of M3901901249S?

Sensata - Airpax

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