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Phoenix Contact 2907640 Thermomagnetic Device Circuit Breaker

The Phoenix Contact TMC 81D 20A thermomagnetic device circuit breaker is a compact and reliable solution for overcurrent protection in industrial and commercial applications. Designed for DIN rail mounting on 35mm rails, this 1-pole circuit breaker offers a rated current of 20A and a high short-circuit switching capacity of 10kA, ensuring robust protection against overloads and short circuits. It operates using thermomagnetic principles, combining bimetallic strip and magnetic coil technology to quickly and effectively interrupt circuit faults. The device is UL Listed, confirming its compliance with recognized safety standards. It is commonly used in power distribution systems, control panels, and machinery to safeguard equipment and personnel.

Authorized Distributors
Source:DigiKey
Part No:2907640
Stock:0
Inv Date:05-28-2026
Price: Unit price: $21.57
Buy/RFQ:
Part No:2907640
Stock:0
Inv Date:05-29-2026
Price: Unit price: $28.35
Buy/RFQ:
Part No:2907640
Stock:0
Inv Date:05-28-2026
Price: Unit price: $28.35
Buy/RFQ:
Part No:2907640
Stock:38
Inv Date:05-28-2026
Price: Unit price: $22.71
Buy/RFQ:
Part No:2907640
Stock:38
Inv Date:05-28-2026
Price: Unit price: $22.71
Buy/RFQ:

Phoenix Contact 2907640 Thermomagnetic Device Circuit Breaker Specifications:

  • Mounting type: DIN rail: 35 mm
  • Color: gray
  • Number of positions: 1
  • Operating voltage: 120 V AC (277 V AC), 60 V DC
  • Rated current IN: 20 A
  • Rated short-circuit switching capacity Icn: 10 kA (IC)
  • Height: 116 mm
  • Width: 17.6 mm
  • Depth: 65.7 mm
  • Ambient temperature (operation): -35 °C ... 70 °C
  • Standards and Regulations: UL 489 IEC 60947-2
  • eCl@ss 4.0: 27141116
  • eCl@ss 4.1: 27141116
  • eCl@ss 5.0: 27141116
  • eCl@ss 5.1: 27141100
  • eCl@ss 6.0: 27141100
  • eCl@ss 7.0: 27141116
  • eCl@ss 8.0: 27141116
  • eCl@ss 9.0: 27141116
  • ETIM 3.0: EC000899
  • ETIM 4.0: EC000899
  • ETIM 5.0: EC000899
  • ETIM 6.0: EC000899
  • ETIM 7.0: EC000899
  • UNSPSC 6.01: 30211812
  • UNSPSC 7.0901: 39121411
  • UNSPSC 11: 39121411
  • UNSPSC 12.01: 39121411
  • UNSPSC 13.2: 39121620
  • Packing unit: 1 pc
  • Weight per Piece (excluding packing): 143.330 g
  • Country of origin: China

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Frequently Asked Questions

Where can I buy Phoenix Contact 2907640?

You can click on the BUY or RFQ button to purchase 2907640 from an authorized Phoenix Contact distributor.

How do I troubleshoot issues or seek technical support for part 2907640?

You can download the 2907640 datasheet or visit the Phoenix Contact website for support.

Who is the manufacturer of 2907640?

Phoenix Contact

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