Electrical Accessories Insulated Female/Male Connectors

Electrical Accessories Insulated Female/Male Connectors
Electrical Accessories Insulated Female/Male Connectors - Image 2
Electrical Accessories Insulated Female/Male Connectors - Image 3
Electrical Accessories Insulated Female/Male Connectors - Image 4
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Why Choose Shengling Insulated Disconnect Terminals?

For Insulated Male & Female Disconnect Terminals, Shengling focuses on secure electrical connections, fast wiring efficiency, and long-term durability to meet the demands of industrial equipment, automotive wiring, control cabinets, and household electrical applications. Designed with quality brass conductors and insulated protection, these quick disconnect terminals provide stable conductivity and convenient installation for various electrical connection systems.

Key advantages:

• Stable conductivity: High-quality brass material ensures reliable current transmission and reduced contact resistance
• Quick connection design: Male and female disconnect structure allows fast installation and easy maintenance
• Durable performance: Tin-plated conductive parts improve corrosion resistance and extend service life
• Safe insulation protection: PVC insulated sleeve helps reduce electrical shock risks and enhances wiring safety
• Multiple color options: Different colors support quick wire identification and organized electrical installation
• Wide application range: Suitable for control panels, automotive systems, machinery, appliances, and power distribution wiring
• Strong and secure fit: Firm crimping structure provides vibration-resistant and stable wire connections
• Factory-direct support: Zhejiang Shengling offers stable production capacity, OEM/ODM customization, and reliable delivery service

Product Features

Durable Construction: The terminals are made of high-quality brass, ensuring long-lasting and corrosion-resistant performance.

Quick and Easy Installation: The crimp-type design allows for quick and simple connections, making it ideal for use in a variety of applications where speed and efficiency are critical.

Safe Insulation: This product uses PVC insulation material, providing a safe and reliable connection for wires and reducing the risk of electric shock or short circuits.

Conductive Materials (excluding quick-connect series)

Copper: 99.9% purity
Tensile strength: 200 MPa
Ductility grade: 35%
Final metallic state: Partially annealed
Oxygen content: Maximum 50 ppm

Brass: 30% Zinc 70% Copper
Tensile strength: 580 MPa
Ductility grade: Minimum 6%
Final metallic state: Partially annealed

Insulated female connectors
Conductor cross-section:0.5-1.5mm²; American Wire Gauge: 22-18;
Maximum current:Imax=19A; Material: Brass
Model NEMA
TAB		 Material
thickness		 Size(mm) Color
B dΦ DΦ L H
FDD1.25-110(5) 0.5*2.8 0.3 3.8 1.7 3.8 19.0 10.0 Red
FDD1.25-110(8) 0.8*2.8 0.3 3.8 1.7 3.8 19.0
FDD1.25-187(5) 0.5*4.75 0.35 5.6 1.7 3.8 19.0
FDD1.25-187(8) 0.8*4.75 0.35 5.6 1.7 3.8 19.0
FDD1.25-250 0.8*6.35 0.4 7.4 1.7 3.8 21.0
Conductor cross-section:1.5-2.5mm²; American Wire Gauge: 16-14;
Maximum current:Imax=15A; Material: Brass
Model NEMA
TAB		 Material
thickness		 Size(mm) Color
B dΦ DΦ L H
FDD2-110(5) 0.5*2.8 0.3 3.8 2.3 4.3 19.0 10.0 Blue
FDD2-110(8) 0.8*2.8 0.3 3.8 2.3 4.3 19.0
FDD2-187(5) 0.5*4.75 0.35 5.6 2.3 4.3 19.0
FDD2-187(8) 0.8*4.75 0.35 5.6 2.3 4.3 19.0
FDD2-250 0.8*6.35 0.4 7.4 2.3 4.3 21.0
Conductor cross-section:4-6mm²; American Wire Gauge: 12-10;
Maximum current:Imax=24A; Material: Brass
Model NEMA
TAB		 Material
thickness		 Size(mm) Color
B dΦ DΦ L H
FDD5-250 0.8*6.35 0.4 7.4 3.3 5.7 25.0 13.0 Yellow
Insulated male connectors
Conductor cross-section:0.5-1.5mm²; American Wire Gauge: 22-18;
Maximum current:Imax=10A;
Model NEMA
TAB		 Material
thickness		 Size(mm) Color
B dΦ DΦ L H
MDD1.25-187 0.5*4.75 0.5 4.75 1.70 4.3 20.0 10.0 Red
Conductor cross-section:0.5-1.5mm²; American Wire Gauge: 22-18;
Maximum current:Imax=15A;
Model NEMA
TAB		 Material
thickness		 Size(mm) Color
B dΦ DΦ L H
MDD2-187 0.5*4.75 0.5 4.75 2.3 4.3 20.0 10.0 Blue
MDD2-250 0.8*6.35 0.4*2 6.35 2.3 4.3 21.0
Conductor cross-section:4-6mm²; American Wire Gauge: 12-10;
Maximum current:Imax=24A;
Model NEMA
TAB		 Material
thickness		 Size(mm) Color
B dΦ DΦ L H
MDD5.5-250 0.8*6.35 0.4*2 6.35 3.4 5.7 25.0 13.0 Yellow

How to use Insulated Female/Male Connectors

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SMART TERMINAL SOLUTIONS

Empowering Electrical Connections With Innovation & Efficiency

Customized for R&D

  • Functional upgrades and structural optimizations
  • Dedicated mold design and rapid prototyping
  • Multi-scenario compatibility engineering

Certification and Support

  • International Compliance Documentation Guidance
  • Testing Organization Coordination and Standards Interpretation
  • Technical Documentation Localization

Flexible delivery

  • Finished Product/SKD Supply Options
  • Trial Order Verification Support
  • Priority Logistics from Key Ports

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How to Maintain Terminal Blocks

Regular Inspection

  • Regularly inspect terminal blocks for signs of wear, corrosion, or loose connections.

Clean Terminal Blocks Regularly

  • Use a soft brush and compressed air to clean terminal blocks and remove any dirt, dust, or debris that may accumulate on the contact points.

If Any Loose Connection Is Found

  • If any connection becomes loose, use a screwdriver to tighten the screws to the manufacturer’s recommended torque value. This helps ensure a safe and reliable electrical connection.

Check for Overheating

  • Inspect terminal blocks for signs of overheating, such as discoloration or deformation. Overheating may be caused by excessive current or poor contact resistance, and should be addressed promptly to prevent further damage.

Always Use Properly Sized Terminal Blocks

  • Be sure to select the correct size and type of terminal block according to the application requirements. Using undersized terminal blocks may lead to overheating, poor contact, and other issues.

Troubleshoot Faulty Connections

  • If a faulty connection occurs, check the wiring for short circuits, open circuits, or incorrect positioning. Use a multimeter or other diagnostic tools to identify the root cause of the problem.

Follow the Manufacturer’s Guidelines

  • Always follow the terminal block manufacturer’s instructions for installation, operation, and maintenance to ensure safe and reliable performance.
 

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