Terminal Blocks - Accessories - Wire Ferrules

Image Part Number Description / PDF Quantity Rfq
966067-7

966067-7

TE Connectivity AMP Connectors

CONN FERRULE DIN 18AWG GRAY

9380

2398.0/100

2398.0/100

Altech Corporation

CONN FERRULE 18AWG WHITE

252711900

1-966066-5

1-966066-5

TE Connectivity AMP Connectors

CONN FERRULE DIN 10AWG BLACK

0

1382010

1382010

American Electrical, Inc.

CONN FERRULE W TYPE 2X18AWG YLW

4622

0186500000

0186500000

Weidmuller

CONN FERRULE 16AWG 1=1000PC

114

3200399

3200399

Phoenix Contact

CONN FERRULE DIN 2AWG

190

0635100000

0635100000

Weidmuller

CONN FERRULE 16AWG RED 1=500PC

6155

2222.0/100

2222.0/100

Altech Corporation

H1.50/10 UNINSULATED16AWG FERRUL

11600

11630025

11630025

American Electrical, Inc.

CONN FERRULE T TYPE 24-26AWG VIO

1632

FSD75-8-D

FSD75-8-D

Panduit Corporation

CONN FERRULE DIN 22AWG WHITE

54943

9025960000

9025960000

Weidmuller

CONN FERRULE 18AWG WHITE 1=500PC

2

3200742

3200742

Phoenix Contact

CONN FERRULE DIN 18AWG RED

129865400

F83-12-D

F83-12-D

Panduit Corporation

CONN FERRULE DIN 8AWG

1186

2205.0/100

2205.0/100

Altech Corporation

CONN FERRULE 16AWG RED

3764000

966067-9

966067-9

TE Connectivity AMP Connectors

CONN FERRULE DIN 17AWG RED

460

3200700

3200700

Phoenix Contact

CONN FERRULE DIN 4AWG YELLOW

1550

9019320000

9019320000

Weidmuller

CONN FERRULE DIN 2AWG RED 1=50PC

159

102150

102150

American Electrical, Inc.

CONN FERRULE W TYPE 16AWG RED

0

11122060

11122060

American Electrical, Inc.

CONN FERRULE W TYPE 10AWG BLACK

1818

11121010

11121010

American Electrical, Inc.

CONN FERRULE DIN 18AWG RED

14270

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

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