Terminal Blocks - Accessories - Wire Ferrules

Image Part Number Description / PDF Quantity Rfq
12710250

12710250

American Electrical, Inc.

CONN FERRULE DIN 14AWG

2696

1220135

1220135

American Electrical, Inc.

CONN FERRULE DIN 2AWG

297

121010075

121010075

American Electrical, Inc.

CONN FERRULE DIN 20AWG

3144

1212116

1212116

American Electrical, Inc.

CONN FERRULE DIN 6AWG

10881

13121015

13121015

American Electrical, Inc.

CONN FERRULE DIN TWO X 16AWG BLK

1366

1162010

1162010

American Electrical, Inc.

CONN FERRULE W TYPE 18AWG YELLOW

6701

1382075

1382075

American Electrical, Inc.

CONN FERRULE W TYPE 2X20AWG WHT

0

102075

102075

American Electrical, Inc.

CONN FERRULE W TYPE 20AWG WHITE

0

11122010

11122010

American Electrical, Inc.

CONN FERRULE W TYPE 18AWG YELLOW

1578

1232150

1232150

American Electrical, Inc.

CONN FERRULE DIN 1AWG

211

1182208

1182208

American Electrical, Inc.

CONN FERRULE W TYPE 14AWG YELLOW

2408

121010400

121010400

American Electrical, Inc.

CONN FERRULE DIN 12AWG

12116

11121100

11121100

American Electrical, Inc.

CONN FERRULE DIN 8AWG RED

6299

121210100

121210100

American Electrical, Inc.

CONN FERRULE DIN 18AWG

3650

11101010

11101010

American Electrical, Inc.

CONN FERRULE DIN 18AWG RED

74678

1161010

1161010

American Electrical, Inc.

CONN FERRULE DIN 18AWG RED

42897

1212125

1212125

American Electrical, Inc.

CONN FERRULE DIN 4AWG

850

13141060

13141060

American Electrical, Inc.

CONN FERRULE DIN TWO X 10AWG YLW

14985

11102040

11102040

American Electrical, Inc.

CONN FERRULE W TYPE 12AWG GRAY

1834

MC1100

MC1100

American Electrical, Inc.

CONN FERRULE DIN 18AWG RED

1515

Terminal Blocks - Accessories - Wire Ferrules

1. Overview

Wire ferrules are tubular connectors used to terminate stranded wires, ensuring reliable electrical connections in terminal blocks. They compress the wire strands into a solid ring or eyelet, preventing fraying and improving conductivity. These components are critical in industrial automation, power distribution, and control systems where vibration resistance and long-term stability are essential.

2. Main Types & Functional Classification

TypeFunctional FeaturesApplication Examples
Open Barrel FerrulesAllow partial insertion of wires; suitable for frequent disassemblyControl panels in manufacturing systems
Insulated FerrulesInclude plastic sleeves for additional safety and insulationMedical equipment and HVAC systems
Double-Crimped FerrulesProvide dual compression points for enhanced mechanical strengthAutomotive wiring harnesses
Multi-Wire FerrulesAccommodate multiple wires in a single termination pointPower distribution boxes

3. Structure & Composition

Wire ferrules typically consist of: - Conductive Body: Made from electrolytic copper or brass for optimal conductivity - Surface Coating: Tin-plated for corrosion resistance and solderability - Insulation Sleeve: Thermoplastic material (e.g., PA66) for insulated types - Barrel Design: Precision-engineered inner diameter matching specific wire gauges

4. Key Technical Specifications

ParameterSignificance
Conductor Cross-Section Range (0.2-6 mm )Determines current-carrying capacity and wire compatibility
Rated Current (5-30 A)Defines maximum operational current under standard conditions
Crimping Force (50-200 N)Affects connection reliability and cold welding prevention
Temperature Range (-40 C to +120 C)Specifies operational limits in different environments
Material Hardness (60-90 HV)Influences durability and resistance to deformation

5. Application Fields

Primary industries include: - Industrial automation (PLC control cabinets, CNC machines) - Energy systems (solar inverters, wind turbine controllers) - Transportation (railway signaling systems, commercial vehicle wiring) - Building technology (HVAC systems, smart grid interfaces)

6. Leading Manufacturers & Products

ManufacturerRepresentative Product
Phoenix ContactMAU-SET series ferrules with push-in technology
Weidm llerKLUEGO color-coded ferrules for rail applications
TE ConnectivityDynamic ferrules for automotive vibration environments
WAGOTOPJOB S ferrules with integrated test points

7. Selection Recommendations

Key considerations: - Match ferrule inner diameter to stripped wire length (typically 0.5-1.0 mm tolerance) - Select material based on environmental factors (e.g., tin-plated for humid environments) - Consider insulation requirements per IEC 61558-1 standards - Verify compatibility with terminal block clamping mechanisms - For high-vibration applications, choose double-crimped designs

8. Industry Trends

Current developments include: - Miniaturization for PCB-mounted terminal blocks (down to 2.5 mm pitch) - Integration with smart diagnostic systems (e.g., temperature-sensing ferrules) - Adoption of halogen-free materials for improved fire safety - Development of hybrid ferrules combining power and signal transmission - Increased use of automated crimping systems in production lines

RFQ BOM Call Skype Email
Top