AIRPAX / SENSATA M3901901321S Magnetic Circuit Breaker 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.
Source Part No Stock Inv Date Qty/Price USD Buy/RFQ Authorized Distributors DigiKey M39019/01-321S 0 06-09-2026 Unit price: $1006.91 BUYDigiKey M39019/01-321S 2 06-09-2026 Unit price: $1192.06 BUYMouser Electronics M39019/01-321S 0 06-10-2026 Unit price: $1006.91 BUYRS Americas, Inc M39019/01-321S 0 06-09-2026 Unit price: $1263.21 BUYMaster Electronics M39019/01-321S 5 06-09-2026 Unit price: $772.39 BUYOnlinecomponents.com M39019/01-321S 5 06-09-2026 Unit price: $772.39 BUY
Authorized Distributors
Part No: M39019/01-321S
Stock: 0
Inv Date: 06-09-2026
Price: Unit price: $1006.91
Part No: M39019/01-321S
Stock: 2
Inv Date: 06-09-2026
Price: Unit price: $1192.06
Part No: M39019/01-321S
Stock: 0
Inv Date: 06-10-2026
Price: Unit price: $1006.91
Part No: M39019/01-321S
Stock: 0
Inv Date: 06-09-2026
Price: Unit price: $1263.21
Part No: M39019/01-321S
Stock: 5
Inv Date: 06-09-2026
Price: Unit price: $772.39
Part No: M39019/01-321S
Stock: 5
Inv Date: 06-09-2026
Price: Unit price: $772.39
AIRPAX / SENSATA M3901901321S 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 50 grams hex_mounting_nut_thread: .375-32 UNEF-2B thread, .093 ±.005 (2.36 mm ±0.13 mm) thick or equivalent MS25082-20, -B20 internal_tooth_lockwasher: .507/.493 O.D., .392/.382 I.D., .025 ±.005 (0.64 mm ±0.13mm) thick, stainless steel or equivalent MS35333-134 effective_bushing_thread_length: .280 (7.11 mm) minimum marking_location: Any surface except the mounting surface lock_ring_requirement: Not required if on-off plate has locking tab numerical_marking: Optional on circuit diagram terminal_screw: MS35265-26 or equivalent Buy the M39019/01-321S AIRPAX / SENSATA Magnetic Circuit Breaker | myMectronic Purchase the M39019/01-321S circuit breaker securely and efficiently through our online platform.
Buy Now Frequently Asked Questions Where can I buy AIRPAX / SENSATA M3901901321S? You can click on the BUY or RFQ button to purchase M3901901321S from an authorized AIRPAX / SENSATA distributor.
How do I troubleshoot issues or seek technical support for part M3901901321S? You can download the M3901901321S datasheet or visit the AIRPAX / SENSATA website for support.
Who is the manufacturer of M3901901321S? AIRPAX / SENSATA
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