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Phoenix Contact 2904375 Power Supply Unit

The Phoenix Contact UNO-PS/1AC/5DC/40W power supply is designed for DIN rail mounting and provides a reliable power source for various industrial applications. Its compact design and high power density make it suitable for use in space-constrained control cabinets. The power supply boasts high efficiency (over 90%) and low idling losses, contributing to energy savings. It features flexible mounting options, transient surge protection, and supports parallel and series connections for increased flexibility and redundancy. It is suitable for applications requiring a stable 5V DC power supply in industrial automation, control systems, and other electronic equipment.

Authorized Distributors
Source:DigiKey
Part No:2904375
Stock:58
Inv Date:05-28-2026
Price: Unit price: $62.11
Buy/RFQ:
Part No:2904375
Stock:111
Inv Date:05-29-2026
Price: Unit price: $62.11
Buy/RFQ:
Part No:2904375
Stock:9
Inv Date:05-28-2026
Price: Unit price: $77.22
Buy/RFQ:
Part No:2904375
Stock:13
Inv Date:05-28-2026
Price: Unit price: $65.38
Buy/RFQ:
Part No:2904375
Stock:13
Inv Date:05-28-2026
Price: Unit price: $65.38
Buy/RFQ:
Part No:2904375
Stock:16
Inv Date:05-28-2026
Price: Unit price: $83.529
Buy/RFQ:

Phoenix Contact 2904375 Power Supply Unit Specifications:

  • Packing unit: 1 pc
  • Weight per Piece (excluding packing): 240.0 g
  • Custom tariff number: 85044030
  • Country of origin: Germany
  • Width: 35 mm
  • Height: 90 mm
  • Depth: 84 mm
  • Degree of protection: IP20
  • Ambient temperature (operation): -25 °C ... 70 °C
  • Ambient temperature (storage/transport): -40 °C ... 85 °C
  • Max. permissible relative humidity (operation): ≤ 95 %
  • Noise immunity: EN 61000-6-2:2005
  • Nominal input voltage range: 100 V AC ... 240 V AC
  • Input voltage range: 85 V AC ... 264 V AC
  • AC frequency range: 45 Hz ... 65 Hz
  • Inrush surge current: < 30 A
  • Power failure bypass: > 30 ms (120 V AC)
  • Input fuse: 2 A
  • Choice of suitable circuit breakers: 6 A ... 16 A
  • Type of protection: Transient surge protection
  • Protective circuit/component: Varistor
  • Nominal output voltage: 5 V DC ±1 %
  • Nominal output current (IN): 8 A
  • Derating: 55 °C ... 70 °C
  • Connection in parallel: Yes
  • Connection in series: Yes
  • Control deviation: < 1 %
  • Residual ripple: < 100 mVPP
  • Output power: 40 W
  • Typical response time: < 1 s
  • Maximum power dissipation in no-load condition: < 0.3 W
  • Power loss nominal load max.: < 7.5 W
  • Net weight: 0.21 kg
  • Efficiency: > 85 %
  • Insulation voltage input/output: 4 kV AC
  • Protection class: II
  • MTTF/ MTBF (IEC 61709, SN 29500): > 1201000 h
  • Mounting position: horizontal DIN rail NS 35, EN 60715
  • Assembly instructions: Alignable: 0 mm horizontally, 30 mm vertically
  • Conductor cross section solid min.: 0.2 mm²
  • Conductor cross section solid max.: 2.5 mm²
  • Conductor cross section flexible min.: 0.2 mm²
  • Conductor cross section flexible max.: 2.5 mm²
  • Conductor cross section AWG min.: 24
  • Conductor cross section AWG max.: 14
  • Stripping length: 8 mm
  • Electromagnetic compatibility: Conformance with EMC Directive 2004/108/EC
  • Shock: 30g in each direction, according to IEC 60068-2-27
  • Low Voltage Directive: Conformance with LV directive 2006/95/EC
  • UL approvals: UL/C-UL listed UL 508
  • Vibration (operation): < 15 Hz
  • eCl@ss 4.0: 27040702
  • eCl@ss 4.1: 27040702
  • eCl@ss 5.0: 27049002
  • eCl@ss 5.1: 27049002
  • eCl@ss 6.0: 27049002
  • eCl@ss 7.0: 27049002
  • eCl@ss 8.0: 27049002
  • eCl@ss 9.0: 27040701
  • ETIM 4.0: EC000599
  • ETIM 5.0: EC002540

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Frequently Asked Questions

Where can I buy Phoenix Contact 2904375?

You can click on the BUY or RFQ button to purchase 2904375 from an authorized Phoenix Contact distributor.

How do I troubleshoot issues or seek technical support for part 2904375?

You can download the 2904375 datasheet or visit the Phoenix Contact website for support.

Who is the manufacturer of 2904375?

Phoenix Contact

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