OverviewAll product unitsProduct unitElectromechanical ComponentsProduct groupConnectorsProduct familyTerminal BlocksProduct sub-familySpring ClampProduct sub-familyPitch 7.50 mmProduct sub-familyWR-TBL Series 4049B - 7.50 mm Screwless Spring Clamp Power Connector

WR-TBL Series 4049B - 7.50 mm Screwless Spring Clamp Power Connector

General Information
Operating Temperature-40 °C up to +105 °C
Pitch7.5 mm
Material Properties
Insulator MaterialPA66
Insulator Flammability RatingUL94 V-0
Insulator ColorBlack
Contact MaterialCopper Alloy
Contact PlatingTin over Nickel
Contact TypeStamped
Spring MaterialStainless Steel
Electrical Properties
IR cULus30 A
Working Voltage [cULus]600 V (AC)
Withstanding Voltage [cULus]2200 V (AC)
Contact Resistance20 mΩ
Mechanical Properties
Wire Strip Length12 (mm)
Wire Properties
Solid Wire Section (AWG)10 to 24 (AWG)
Solid Wire Section (Metric)5.26 to 0.205 (mm²)
Stranded Wire Section (AWG)10 to 24 (AWG)
Stranded Wire Section (Metric)5.26 to 0.205 (mm²)
Certification
cULus ApprovalE315414
Packaging Properties
PackagingBox

Products

Terminal Blocks - Standard, Personalized & Highly Customized

Tailored to your needs

Custom & Standard Terminal Blocks

In addition to a portfolio of more than 2000 standard articles, Würth Elektronik offers various possibilities to tailor the products to your specific requirements. Personalized modifications of standard terminal blocks are available for small to medium quantities within a few days as a special service. Fully customized products in high quantities are possible within a few weeks.In house design, tooling and prototyping ensures all customer specific requirements are met.

  • Highly customized products
  • Over 2000 standard articles
  • Available from stock without MOQ
  • Personalized modifications of standard parts for small quantities
  • Color & printing possibilities with MOQ for mass production

Personalized Modifications of Standard Terminal Blocks

Ink Jet

Printing for your terminal blocks (e.g. coding, personalization)

Coding

Installation of coding pins according to keying specification

Color Coding

For selected series according to your specifications (412B / 412MB / 413B)

Assembly

Rapid assembly of pin numbers according to your needs

Assortments

Articles from this product series can be found in the following assortments: