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WAGO 255404 4-pole PCB Terminal Block

The WAGO 255-404 is a 4-pole PCB terminal block designed for efficient and reliable connections in a variety of industrial applications. Its push-button actuation simplifies wiring, especially in field installations, while the CAGE CLAMP® connection ensures secure and durable terminations. The block supports a broad range of conductor sizes and offers convenient commoning options. It is ideal for applications requiring frequent adjustments or maintenance due to its ease of use and robust design. Compliant with numerous approvals, the 255-404 provides a versatile and dependable solution for PCB terminal strip needs.

Authorized Distributors
Source:DigiKey
Part No:255-404
Stock:454
Inv Date:06-04-2026
Price: Unit price: $5.69
Buy/RFQ:
Source:DigiKey
Part No:25540-4
Stock:283
Inv Date:06-04-2026
Price: Unit price: $161.86
Buy/RFQ:
Part No:255-404
Stock:150
Inv Date:06-04-2026
Price: Unit price: $4
Buy/RFQ:
Part No:255-404
Stock:15
Inv Date:06-04-2026
Price: Unit price: $3.1139
Buy/RFQ:
Part No:255-404
Stock:150
Inv Date:06-04-2026
Price: Unit price: $4
Buy/RFQ:
Part No:255-404
Stock:5
Inv Date:06-04-2026
Price: Unit price: $3.1139
Buy/RFQ:
Part No:255-404
Stock:8
Inv Date:06-04-2026
Price: Unit price: $2.63
Buy/RFQ:

WAGO 255404 4-pole PCB Terminal Block Specifications:

  • Rated voltage (III / 3): 320 V
  • Rated impulse voltage (III / 3): 4 kV
  • Rated voltage (III / 2): 320 V
  • Rated impulse voltage (III / 2): 4 kV
  • Rated voltage (II / 2): 630 V
  • Rated impulse voltage (II / 2): 4 kV
  • Rated current: 24 A
  • Rated voltage UL (Use Group B): 300 V
  • Rated current UL (Use Group B): 15 A
  • Rated voltage UL (Use Group D): 300 V
  • Rated current UL (Use Group D): 10 A
  • Rated voltage CSA (Use Group B): 300 V
  • Rated current CSA (Use Group B): 15 A
  • Rated voltage CSA (Use Group D): 300 V
  • Rated current CSA (Use Group D): 10 A
  • Actuation type: Push-button
  • Solid conductor: 0.08 … 2.5 mm² / 28 … 12 AWG
  • Fine-stranded conductor: 0.08 … 2.5 mm² / 28 … 12 AWG
  • Fine-stranded conductor with ferrule with plastic collar: 0.25 … 1.5 mm²
  • Fine-stranded conductor with ferrule without plastic collar: 0.25 … 1.5 mm²
  • Strip length: 5 … 6 mm / 0.2 … 0.24 inch
  • Conductor entry angle to the PCB: 90 °
  • No. of poles: 4
  • Total number of connection points: 4
  • Total number of potentials: 4
  • Number of connection types: 1
  • Number of levels: 1
  • Pin spacing: 5/5.08 mm / 0.197/0.2 inch
  • Width: 22.9 mm / 0.902 inch
  • Height: 18.2 mm / 0.717 inch
  • Height from the surface: 14.2 mm / 0.559 inch
  • Depth: 18.3 mm / 0.72 inch
  • Solder pin length: 4 mm
  • Solder pin dimensions: 0.7 x 0.7 mm
  • Drilled hole diameter (tolerance): 1.1 mm (- … +0.1)
  • Color: gray
  • Material: Polyamide 66 (PA 66)
  • Flammability class per UL94: V0
  • Clamping spring material: Chrome nickel spring steel (CrNi)
  • Contact material: Electrolytic copper (E Cu)
  • Contact plating: tin-plated
  • Fire load: 0.074 MJ
  • Weight: 4.9 g
  • Limit temperature range: -60 … +105 °C
  • Packaging type: BOX
  • Country of origin: CH
  • GTIN: 4044918659048
  • Customs Tariff No.: 85369010000

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Frequently Asked Questions

Where can I buy WAGO 255404?

You can click on the BUY or RFQ button to purchase 255404 from an authorized WAGO distributor.

How do I troubleshoot issues or seek technical support for part 255404?

You can download the 255404 datasheet or visit the WAGO website for support.

Who is the manufacturer of 255404?

WAGO

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