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WAGO 257843 Stackable PCB Terminal Block

The WAGO 257-843 is a stackable PCB terminal block designed for efficient and reliable connections in a variety of industrial applications. Its push-button actuation simplifies wiring, particularly in field settings, while the CAGE CLAMP connection ensures secure and durable terminations. The block supports a wide range of conductor sizes and is suitable for both metric and inch pin spacing, offering versatility in PCB design. It is ideal for applications requiring compact size, ease of use, and robust performance.

Authorized Distributors
Source:DigiKey
Part No:257-843
Stock:0
Inv Date:06-04-2026
Price: Unit price: $0.8237
Buy/RFQ:
Part No:257-843
Stock:326
Inv Date:06-04-2026
Price: Unit price: $0.816
Buy/RFQ:
Part No:257-843
Stock:326
Inv Date:06-04-2026
Price: Unit price: $0.816
Buy/RFQ:

WAGO 257843 Stackable PCB Terminal Block Specifications:

  • Nominal Voltage (III/3): 250 V
  • Rated Surge Voltage (III/3): 4 kV
  • Rated Voltage (III/2): 320 V
  • Rated Surge Voltage (III/2): 4 kV
  • Rated Voltage (II/2): 630 V
  • Rated Surge 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
  • Connection Technology: CAGE CLAMP®
  • Actuation Type: Push-button, angled
  • 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 Insulated Ferrule: 0.25 … 1.5 mm²
  • Fine-Stranded Conductor with Uninsulated Ferrule: 0.25 … 1.5 mm²
  • Strip Length: 5 … 6 mm / 0.2 … 0.24 inch
  • Pin Spacing: 5/5.08 mm / 0.197/0.2 inch
  • Width: 7.8 mm / 0.307 inch
  • Height: 24.2 mm / 0.953 inch
  • Height from Surface: 20.2 mm / 0.795 inch
  • Depth: 14.2 mm / 0.559 inch
  • Solder Pin Length: 4 mm
  • Solder Pin Dimensions: 0.7 x 0.7 mm
  • Drilled Hole Diameter: 1.1 (+0.1) mm
  • Material Group: I
  • Insulation Material: Polyamide (PA66)
  • Flammability Class UL94: V0
  • Clamping Spring Material: Chrome nickel spring steel (CrNi)
  • Contact Material: Electrolytic copper (E) Cu
  • Contact Plating: tin-plated
  • Fire Load: 0.017 MJ
  • Weight: 1.2 g
  • Pin spacing adjustment: Compressing PCB terminal strips or pulling them apart

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Frequently Asked Questions

Where can I buy WAGO 257843?

You can click on the BUY or RFQ button to purchase 257843 from an authorized WAGO distributor.

How do I troubleshoot issues or seek technical support for part 257843?

You can download the 257843 datasheet or visit the WAGO website for support.

Who is the manufacturer of 257843?

WAGO

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