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AIRPAX / SENSATA 21931REC442F49100H Magnetic Circuit Protector

The AIRPAX / SENSATA 219-3-1REC4-42F-4-9-100-H is a hydraulic magnetic circuit protector within the 209 series family. It offers a compact, single or multi-pole unit for power switching and accurate circuit protection. Utilizing the hydraulic-magnetic principle, it adapts to local applications and environments, making it suitable for EDP, air conditioners, panel boards, and lighting controls. The common-trip construction ensures that all poles trip simultaneously in case of an overload in any pole. It withstands high pulses without tripping and is available with various configurations and terminal styles to meet specific application needs.

Authorized Distributors
Source:Newark
Part No:219-3-1REC4-42F-4-9-100-H
Stock:2
Inv Date:06-08-2026
Price: Unit price: $718.64
Buy/RFQ:
Source:DigiKey
Part No:219-3-1REC4-42F-4-9-100-H
Stock:0
Inv Date:06-08-2026
Price: Unit price: $535.037
Buy/RFQ:
Source:DigiKey
Part No:219-3-1REC4-42F-4-9-100-H
Stock:2
Inv Date:06-08-2026
Price: Unit price: $560.68
Buy/RFQ:
Part No:219-3-1REC4-42F-4-9-100-H
Stock:0
Inv Date:06-09-2026
Price: Unit price: $535.04
Buy/RFQ:
Part No:219-3-1REC4-42F-4-9-100-H
Stock:0
Inv Date:06-08-2026
Price: Unit price: $697.71
Buy/RFQ:
Part No:219-3-1REC4-42F-4-9-100-H
Stock:2
Inv Date:06-08-2026
Price: Unit price: $614.92
Buy/RFQ:
Part No:219-3-1REC4-42F-4-9-100-H
Stock:2
Inv Date:06-08-2026
Price: Unit price: $614.92
Buy/RFQ:

AIRPAX / SENSATA 21931REC442F49100H Magnetic Circuit Protector Specifications:

  • Series: 209/219/229/249/279
  • Type: Hydraulic Magnetic Circuit Protector
  • Poles: Multiple
  • Terminal Style: Screw terminals, stud or solderless connectors
  • Configurations: Various
  • Delay: Standard inertial delay (50/60Hz)
  • Voltage Rating: 240Vac or 125Vdc
  • Current Rating: Up to 100 amperes
  • Trip Bar: Internal trip bar opens all poles
  • Handle: Ganged externally for simultaneous actuation
  • Marine Use: 120V/240Vac rating up to 100 amperes
  • Dimension A (1 pole): 1.026 ± .010 [26.06 ± 3.30]
  • Dimension A (2 poles): 2.072 [52.63] Max
  • Dimension A (3 poles): 3.108 [78.94] Max
  • Dimension A (4 poles): 4.144 [105.26] Max
  • Dimension A (5 poles): 5.180 [131.57] Max
  • Dimension A (6 poles): 6.216 [157.89] Max
  • Width (9 poles): 9.324 [236.83] Max
  • Width (8 poles): 8.288 [210.52] Max

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Frequently Asked Questions

Where can I buy AIRPAX / SENSATA 21931REC442F49100H?

You can click on the BUY or RFQ button to purchase 21931REC442F49100H from an authorized AIRPAX / SENSATA distributor.

How do I troubleshoot issues or seek technical support for part 21931REC442F49100H?

You can download the 21931REC442F49100H datasheet or visit the AIRPAX / SENSATA website for support.

Who is the manufacturer of 21931REC442F49100H?

AIRPAX / SENSATA

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