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AIRPAX / SENSATA M3901903315 Magnetic Circuit Breaker

The AIRPAX / SENSATA M39019/03-315 is a magnetic circuit breaker designed for low-power applications requiring reliable circuit protection. It is sealed and trip-free, ensuring safe operation and preventing accidental resets. This circuit breaker is suitable for military and industrial applications where robust performance and dependability are critical. The device's specifications, including current rating, time delay, and resistance/impedance, vary based on the dash number, allowing for tailored performance to meet specific circuit requirements. The part is compliant with MIL-PRF-39019 standards.

Authorized Distributors
Source:DigiKey
Part No:M39019/03-315
Stock:0
Inv Date:06-09-2026
Price: Unit price: $1625.4
Buy/RFQ:
Part No:M39019/03-315
Stock:0
Inv Date:06-10-2026
Price: Unit price: $1625.4
Buy/RFQ:
Part No:M39019/03-315
Stock:0
Inv Date:06-09-2026
Price: Unit price: $1657.91
Buy/RFQ:
Part No:M39019/03-315
Stock:7
Inv Date:06-09-2026
Price: Unit price: $1034.51
Buy/RFQ:
Part No:M39019/03-315
Stock:7
Inv Date:06-09-2026
Price: Unit price: $1034.51
Buy/RFQ:

AIRPAX / SENSATA M3901903315 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)
  • hex_mounting_nut_thread: .375-32 UNEF-2B
  • internal_tooth_lockwasher_od: .507/.493
  • internal_tooth_lockwasher_id: .392/.382
  • effective_bushing_thread_length: .280 (7.11 mm) minimum
  • marking_location: Any surface except the mounting surface
  • sealscrew_thread: .138-32 UNC-2A x .312 (7.92 mm) long
  • threaded_inserts_height_exceedance: .005 to .015 (0.13 mm to 0.38 mm)

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Frequently Asked Questions

Where can I buy AIRPAX / SENSATA M3901903315?

You can click on the BUY or RFQ button to purchase M3901903315 from an authorized AIRPAX / SENSATA distributor.

How do I troubleshoot issues or seek technical support for part M3901903315?

You can download the M3901903315 datasheet or visit the AIRPAX / SENSATA website for support.

Who is the manufacturer of M3901903315?

AIRPAX / SENSATA

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