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Phoenix Contact 3031225 Feed-through Terminal Block

The Phoenix Contact ST 2,5 BU feed-through terminal block is designed for efficient and reliable connections in diverse industrial environments. Its compact design and front connection simplify wiring, especially in confined spaces. The spring-cage connection ensures ease of use and secure connections. This terminal block is suitable for railway, mechanical, and process industries, and is tested for railway applications. It supports a wide range of conductor sizes and offers consistent double function shaft for flexible distribution and test accessory compatibility.

Authorized Distributors
Source:DigiKey
Part No:3031225
Stock:817
Inv Date:05-28-2026
Price: Unit price: $1.63
Buy/RFQ:
Part No:3031225
Stock:226
Inv Date:05-29-2026
Price: Unit price: $2.14
Buy/RFQ:
Part No:3031225
Stock:36
Inv Date:05-28-2026
Price: Unit price: $1.81
Buy/RFQ:
Part No:3031225
Stock:51
Inv Date:05-28-2026
Price: Unit price: $2.291
Buy/RFQ:

Phoenix Contact 3031225 Feed-through Terminal Block Specifications:

  • Number of levels: 1
  • Number of connections: 2
  • Nominal cross section: 2.5 mm²
  • Color: blue
  • Insulating material: PA
  • Flammability rating according to UL 94: V0
  • Area of application: Railway industry
  • Mechanical engineering: Mechanical engineering
  • Plant engineering: Plant engineering
  • Process industry: Process industry
  • Rated surge voltage: 8 kV
  • Pollution degree: 3
  • Overvoltage category: III
  • Insulating material group: I
  • Connection in acc. with standard: IEC 60947-7-1
  • Maximum load current: 31 A
  • Nominal current IN: 24 A
  • Nominal voltage UN: 800 V
  • Open side panel: ja
  • Width: 5.2 mm
  • End cover width: 2.2 mm
  • Length: 48.5 mm
  • Height NS 35/7,5: 36.5 mm
  • Height NS 35/15: 44 mm
  • Connection method: Spring-cage connection
  • Conductor cross section solid min.: 0.08 mm²
  • Conductor cross section solid max.: 4 mm²
  • Conductor cross section AWG min.: 28
  • Conductor cross section AWG max.: 12
  • Conductor cross section flexible min.: 0.08 mm²
  • Conductor cross section flexible max.: 2.5 mm²
  • Stripping length: 8 mm ... 10 mm
  • Internal cylindrical gage: A3
  • eCl@ss 4.0: 27141121
  • eCl@ss 4.1: 27141121
  • eCl@ss 5.0: 27141120
  • eCl@ss 5.1: 27141120
  • eCl@ss 6.0: 27141120
  • eCl@ss 7.0: 27141120
  • eCl@ss 8.0: 27141120
  • eCl@ss 9.0: 27141120
  • ETIM 2.0: EC000897
  • ETIM 3.0: EC000897
  • ETIM 4.0: EC000897
  • ETIM 5.0: EC000897
  • UNSPSC 6.01: 30211811
  • UNSPSC 7.0901: 39121410
  • UNSPSC 11: 39121410
  • UNSPSC 12.01: 39121410
  • UNSPSC 13.2: 39121410

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Frequently Asked Questions

Where can I buy Phoenix Contact 3031225?

You can click on the BUY or RFQ button to purchase 3031225 from an authorized Phoenix Contact distributor.

How do I troubleshoot issues or seek technical support for part 3031225?

You can download the 3031225 datasheet or visit the Phoenix Contact website for support.

Who is the manufacturer of 3031225?

Phoenix Contact

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