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Phoenix Contact 2981978 Coupling Relay

This coupling relay is designed for SIL 3 high and low demand safety applications. It interfaces digital output signals to peripheral devices with a single enabling current path and one signal contact. The module features a safe-off configuration, a test pulse filter, a fuse, and a plug-in screw connection. It has a compact width of 17.5 mm, making it suitable for safety-critical control systems. The relay offers high safety integrity, reinforced insulation, and complies with IEC 61508 standards. It is UL Listed, cUL Listed, and approved for functional safety, ideal for industrial automation and safety control systems.

Authorized Distributors
Source:Newark
Part No:2981978
Stock:3
Inv Date:05-28-2026
Price: Unit price: $190.42
Buy/RFQ:
Source:DigiKey
Part No:2981978
Stock:5
Inv Date:05-28-2026
Price: Unit price: $188.87
Buy/RFQ:
Source:DigiKey
Part No:2981978
Stock:3
Inv Date:05-28-2026
Price: Unit price: $272.29
Buy/RFQ:
Part No:2981978
Stock:87
Inv Date:05-29-2026
Price: Unit price: $188.87
Buy/RFQ:
Part No:2981978
Stock:0
Inv Date:05-28-2026
Price: Unit price: $234.78
Buy/RFQ:
Part No:2981978
Stock:0
Inv Date:05-28-2026
Price: Unit price: $198.81
Buy/RFQ:
Part No:2981978
Stock:0
Inv Date:05-28-2026
Price: Unit price: $198.81
Buy/RFQ:

Phoenix Contact 2981978 Coupling Relay Specifications:

  • Dimensions: Depth 114.5 mm, Width 17.5 mm
  • Ambient temperature (operation): -20 °C to 55 °C, (storage/transport): -40 °C to 70 °C
  • Relative humidity: Max. 75% on average, 85% infrequently, non-condensing
  • Input response time: Max. 5 ms at A1 during voltage dips
  • Output power: 120 W (24 V DC), 192 W (48 V DC), 162 W (60 V DC), 66 W (110 V DC), 80 W (220 V DC), 1250 VA (250 V AC)
  • Safety features: Reinforced insulation 6 kV, SIL 3 capable, certified UL Listed, cUL Listed, EAC approval
  • Electrical isolation: 6 kV between control circuits
  • Compliance: IEC 61508, EN 50205, UL, cUL, EAC
  • Housing: Narrow 17.5 mm, plug-in screw connection, relay type: Electromechanical, forcibly guided contacts

Buy the Phoenix Contact PSR-SCP- 24DC/FSP/1X1/1X2 – Reliable SIL 3 Coupling Relay for Industrial Applications

Purchase the Phoenix Contact coupling relay online today to ensure safe and reliable digital signal coupling for SIL 3 safety applications. This compact, high-quality relay features reinforced insulation, integrated fuse, test pulse filtering, and a safe-off module, making it ideal for critical industrial control systems. With UL, cUL, and EAC approvals, it guarantees compliance and safety standards, providing peace of mind for safety-critical automation projects. Order now and empower your safety infrastructure with trusted technology designed for demanding environments.

Order your Phoenix Contact PSR-SCP- 24DC/FSP/1X1/1X2 coupling relay today and enhance your safety control systems with proven reliability and high safety integrity.

Frequently Asked Questions

Where can I buy Phoenix Contact 2981978?

You can click on the BUY or RFQ button to purchase 2981978 from an authorized Phoenix Contact distributor.

How do I troubleshoot issues or seek technical support for part 2981978?

You can download the 2981978 datasheet or visit the Phoenix Contact website for support.

Who is the manufacturer of 2981978?

Phoenix Contact

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