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AIRPAX / SENSATA 20931REG4614820 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, making them suitable for applications like EDP, air conditioners, panel boards, and lighting controls. Utilizing the hydraulic-magnetic principle, the 209 family adapts to various environments, minimizing nuisance tripping due to temperature variations. The design also withstands high pulses without affecting normal delay curves, ensuring consistent protection. Available with various configurations and terminal styles, the 209 series provides a versatile solution for diverse industrial needs.

Authorized Distributors
Source:DigiKey
Part No:209-3-1REG4-61-4-8-20
Stock:6
Inv Date:06-09-2026
Price: Unit price: $357.65
Buy/RFQ:
Part No:209-3-1REG4-61-4-8-20
Stock:0
Inv Date:06-09-2026
Price: Unit price: $357.65
Buy/RFQ:
Part No:209-3-1REG4-61-4-8-20
Stock:0
Inv Date:06-09-2026
Price: Unit price: $466.39
Buy/RFQ:
Part No:209-3-1REG4-61-4-8-20
Stock:4
Inv Date:06-09-2026
Price: Unit price: $401.48
Buy/RFQ:
Part No:209-3-1REG4-61-4-8-20
Stock:4
Inv Date:06-09-2026
Price: Unit price: $401.48
Buy/RFQ:

AIRPAX / SENSATA 20931REG4614820 Magnetic Circuit Protector Specifications:

  • Series: 209
  • Type: Magnetic Circuit Protector
  • Poles: 3
  • Terminal Style: Screw, Stud, or Solderless Connectors
  • Configurations: Various
  • Voltage Rating: 240Vac or 125Vdc
  • Current Rating: Up to 100 Amperes
  • Delay Types: 51, 61 (short), 52, 62 (medium), 53, 63 (long)
  • Trip Bar: Internal trip bar opens all poles
  • Handle: Ganged externally for simultaneous actuation
  • 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
  • Mounting Insert: .160 MIN. SCREW DEPTH [4.06]
  • Screw Depth Max: .310 MAX. SCREW DEPTH [7.87]
  • ISO Thread: 3.0 MM OPTIONAL
  • Stud Length (51-100 Amps): 0.625 ±.062 [15.88 ±1.57] LONG
  • Stud Length (10-32): 0.750 ±.062 [19.05 ±1.57] LONG
  • Tolerance: ± .015 [.38] unless noted
  • Dimensions in brackets: Millimeters

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Frequently Asked Questions

Where can I buy AIRPAX / SENSATA 20931REG4614820?

You can click on the BUY or RFQ button to purchase 20931REG4614820 from an authorized AIRPAX / SENSATA distributor.

How do I troubleshoot issues or seek technical support for part 20931REG4614820?

You can download the 20931REG4614820 datasheet or visit the AIRPAX / SENSATA website for support.

Who is the manufacturer of 20931REG4614820?

AIRPAX / SENSATA

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