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AIRPAX / SENSATA 20921664820 Magnetic Circuit Protector

The AIRPAX/Sensata 209 series hydraulic magnetic circuit protectors offer a robust solution for branch circuit protection. These breakers combine power switching with accurate and reliable protection in a compact, single or multi-pole unit. Designed to adapt to local environments, the 209 family minimizes nuisance tripping due to temperature variations and can withstand high pulses without affecting performance. Available in various configurations and terminal styles, they are ideal for a wide range of industrial applications, including EDP systems, air conditioning units, panel boards, and lighting controls.

Authorized Distributors
Part No:209-2-1-66-4-8-20
Stock:0
Inv Date:06-13-2026
Price: N/A
Buy/RFQ:
Part No:209-2-1-66-4-8-20
Stock:8
Inv Date:06-12-2026
Price: Unit price: $87.29
Buy/RFQ:
Part No:209-2-1-66-4-8-20
Stock:8
Inv Date:06-12-2026
Price: Unit price: $87.29
Buy/RFQ:

AIRPAX / SENSATA 20921664820 Magnetic Circuit Protector Specifications:

  • Series: 209
  • Type: Magnetic Circuit Protector
  • Poles: 1-6
  • Terminal Styles: Screw terminals, stud, or solderless connectors
  • Configurations: Various
  • Delay: Standard inertial delay (optional deletion)
  • Voltage Ratings: 240Vac or 120Vdc
  • Current Ratings: Up to 100 amperes
  • Compliance: UL Standard 489, UL Standard 508, UL Standard 1077
  • 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
  • Stud Length (51-100 Amps): .625 ±.062 [15.88 ±1.57]
  • Stud Length (10-32): .750 ±.062 [19.05 ±1.57]
  • Tolerance: ± .015 [.38] unless noted
  • Dimensions in brackets: millimeters

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Frequently Asked Questions

Where can I buy AIRPAX / SENSATA 20921664820?

You can click on the BUY or RFQ button to purchase 20921664820 from an authorized AIRPAX / SENSATA distributor.

How do I troubleshoot issues or seek technical support for part 20921664820?

You can download the 20921664820 datasheet or visit the AIRPAX / SENSATA website for support.

Who is the manufacturer of 20921664820?

AIRPAX / SENSATA

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