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AIRPAX / SENSATA AP121RC71F203 Magnetic Circuit Protector

The Airpax™ AP series are fully sealed, magnetic circuit protectors designed to combine power switching and accurate, reliable circuit protection. Featuring inverse time delays and trip-free features, these protectors offer a robust solution for various industrial applications. Unlike thermal circuit protectors, the AP series maintains a consistent trip current over a wide temperature span, ensuring reliable performance. Available in DC, 50/60Hz, or 400Hz versions with various delays, the AP series can be tailored to specific application requirements. The “trip free” action prevents the circuit from remaining closed even when the handle is held in the ON position, enhancing safety. Typical applications include communication, navigation, aircraft instrumentation, radar, and power supplies. The UP series, with UL and CSA certification, offers similar functionality and is approved for operation at various voltage and current levels. For petrochemical applications, an optional FM approval is available. The AP-MIL protectors, produced according to MIL-PRF-39019, undergo rigorous testing to maintain their Qualified Products Listing (QPL).

Authorized Distributors
Source:DigiKey
Part No:AP12-1RC-71F-203
Stock:0
Inv Date:06-09-2026
Price: Unit price: $1208.26
Buy/RFQ:
Part No:AP12-1RC-71F-203
Stock:0
Inv Date:06-09-2026
Price: Unit price: $1208.26
Buy/RFQ:
Part No:AP12-1RC-71F-203
Stock:0
Inv Date:06-09-2026
Price: Unit price: $1515.81
Buy/RFQ:
Part No:AP12-1RC-71F-203
Stock:5
Inv Date:06-09-2026
Price: Unit price: $930.83
Buy/RFQ:
Part No:AP12-1RC-71F-203
Stock:5
Inv Date:06-09-2026
Price: Unit price: $930.83
Buy/RFQ:

AIRPAX / SENSATA AP121RC71F203 Magnetic Circuit Protector Specifications:

  • Poles: Multiple
  • Configurations: Various
  • Operating Characteristics: Various
  • Delay Curves: Various
  • Voltage: Various
  • Current: Various
  • Salt Spray Testing: Per MIL-STD-202, Method 101, Test Condition B
  • Trip Free Action: Yes
  • Panel Mounting Detail: Tolerance for Mtg. ±.005 [.13]
  • Maximum Panel Thickness: .156 [3.96]
  • Mounting: Three point panel mount
  • Threaded Inserts: Exceed seated height of bushing by .005-.015 [.13-.38]

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Frequently Asked Questions

Where can I buy AIRPAX / SENSATA AP121RC71F203?

You can click on the BUY or RFQ button to purchase AP121RC71F203 from an authorized AIRPAX / SENSATA distributor.

How do I troubleshoot issues or seek technical support for part AP121RC71F203?

You can download the AP121RC71F203 datasheet or visit the AIRPAX / SENSATA website for support.

Who is the manufacturer of AP121RC71F203?

AIRPAX / SENSATA

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