Copper Cable Connectors
WISETREE is a professional copper cable connectors manufacturer and supplier in China, providing copper compression connectors, copper crimp connectors, and copper cable splice connectors for electrical power distribution and industrial cable jointing applications. As part of our comprehensive cable connectors manufacturer product range, our copper cable connectors are designed for joining compatible copper conductors while supporting secure electrical contact and reliable cable connections when correctly selected and installed.
Our copper cable connector range includes GLC, GTY, CDC, and CLK series, offering different product designs and dimensions for copper conductor connections. The GLC copper crimp connector series features a seamless one-piece structure and includes models from GLC-16 to GLC-400. Customers can select standard copper cable connectors by product model and dimensions or submit drawings for custom copper connector evaluation.
Whether you are purchasing copper cable joint connectors for electrical installation projects, power distribution systems, or wholesale supply, WISETREE can assist with product selection, technical specifications, sample requests, and bulk order quotations.
Copper Cable Connector Product Range
WISETREE supplies four copper cable connector product series: GLC, GTY, CDC, and CLK. Each series should be selected according to its technical drawing, conductor-size compatibility, connection structure, and installation requirements. The following overview helps customers identify the appropriate copper connector series for further evaluation.
| Product Series | Product Description | Available Information | Selection Requirements |
|---|---|---|---|
| GLC Copper Crimp Connector | Copper compression connector featuring a seamless one-piece construction. | GLC-16 to GLC-400 models with published A, E and L dimensions. | Conductor size, connector dimensions, compatible crimping tools and installation requirements. |
| GTY Copper Cable Connectors | Copper cable connector series for copper conductor joining applications. | Listed in the WISETREE copper cable connectors product range. | Confirm the required model, conductor dimensions, connector structure and technical drawing. |
| CDC Copper Cable Connector | Copper cable connection product series available from WISETREE. | Product series available for technical inquiry. | Review conductor compatibility, product dimensions and installation specifications. |
| CLK Copper Cable Connector | Copper connector series for electrical cable connection requirements. | Product series available for technical inquiry. | Verify connector geometry, compatible conductor size and connection method. |
For projects requiring a seamless copper crimp connector, the GLC Copper Crimp Connector is a suitable starting point for model selection. For GTY, CDC, or CLK products, customers can request the corresponding technical drawings and specifications to compare the available designs.
When selecting copper butt connectors or copper inline connectors, confirm that the chosen model is designed for the required straight-through conductor joint and installation method.
Copper Cable Connector Specifications & Available Sizes
Selecting the correct copper cable connector requires matching the connector dimensions and conductor compatibility to the actual electrical cable. Copper compression connectors should not be selected using the nominal cable cross-section alone, particularly when different conductor constructions or crimping systems are involved.
| Technical Specification | Selection Information | Why It Matters |
|---|---|---|
| Conductor Material | Copper conductor | Ensures the connector is used with its intended conductor material. |
| Conductor Cross-Section | Specified in mm², AWG or kcmil as applicable | Determines the appropriate copper cable connector model. |
| Conductor Construction | Solid, stranded or flexible copper conductor, subject to model compatibility | Different conductor constructions may require different connector designs or crimping systems. |
| Connector Dimensions | Drawing dimensions including length and bore-related dimensions | Determines conductor insertion and installation-space compatibility. |
| Connection Structure | Model-specific copper connector design | Ensures compatibility with the intended conductor joint. |
| Surface Finish | Finish specified for the selected product; special requirements subject to review | Affects surface compatibility and corrosion considerations. |
| Crimping Requirements | Compatible tool, die, crimping profile and installation procedure | Supports correct connector installation and electrical contact. |
| Applicable Standard | Product-specific standard or customer technical specification | Determines whether the selected model meets project requirements. |
Customers purchasing copper cable splice connectors should provide the specifications of both conductors. Where the two conductor cross-sections are different, the selected copper connector must be specifically suitable for that connection arrangement.
GLC Copper Crimp Connector Dimensions
The WISETREE GLC series is manufactured using a seamless one-piece structure. Its copper compression connector design supports conductor joining applications that require secure crimped connections. The published GLC series includes the following models and dimensions.
| GLC Model | A (mm) | E (mm) | L (mm) |
|---|---|---|---|
| GLC-16 | 6.3 | 16 | 95 |
| GLC-25 | 7.5 | 16 | 95 |
| GLC-35 | 8.5 | 16 | 95 |
| GLC-50 | 9.5 | 20 | 95 |
| GLC-70 | 11 | 20 | 95 |
| GLC-95 | 13 | 20 | 95 |
| GLC-120 | 14.2 | 25 | 102 |
| GLC-150 | 16 | 25 | 102 |
| GLC-185 | 18 | 25 | 102 |
| GLC-240 | 20 | 32 | 103 |
| GLC-300 | 23 | 32 | 104 |
| GLC-400 | 26 | 33 | 105 |
Dimension Note: A, E, and L follow the dimensional symbols used in the WISETREE GLC product drawing. Customers should consult the corresponding drawing to confirm the meaning and tolerances of each dimension. Model numbers alone should not be used as proof of compatibility with every conductor construction of the same nominal cross-section.
For detailed drawings and complete product information, view our Copper Crimp Connector GLC product page or contact WISETREE for technical assistance.
How to Select the Right Copper Compression Connectors
For copper cable jointing applications, the correct copper compression connector must match the conductor dimensions, installation method, and electrical requirements. The following selection guide helps distributors, electrical contractors, and equipment manufacturers identify the information required before ordering copper cable connectors.
| Selection Step | What to Check | Recommended Action |
|---|---|---|
| 1. Identify Conductor Material | Confirm both conductors are copper. | Use a compatible copper cable connector for copper-to-copper joints. |
| 2. Confirm Cable Size | Nominal conductor cross-section in mm² or AWG. | Match the conductor dimensions to the connector specification. |
| 3. Identify Conductor Class | Solid, stranded, compacted or flexible conductor construction. | Check whether the selected copper crimp connector supports the conductor class. |
| 4. Check Connection Configuration | Straight-through, unequal-size or other specified joint. | Choose a connector design suitable for both cable ends. |
| 5. Check Connector Dimensions | Overall length, conductor bore and external dimensions. | Compare the actual product drawing with installation-space requirements. |
| 6. Confirm Crimping Equipment | Tool, die, crimp profile and installation instructions. | Use the approved crimping system for the selected connector. |
| 7. Verify Technical Requirements | Applicable electrical standard, test class and project specification. | Request model-specific technical documents where required. |
For large-section copper cable connectors, pay particular attention to conductor insertion dimensions, connector body length, tool compatibility, and installation access. If the cable joint will be assembled inside an insulated enclosure, check the connector dimensions against the complete cable joint system before purchasing.
Copper Material & Surface Finish Options
The conductive material and surface finish influence the suitability of copper cable joint connectors for different electrical environments. WISETREE's GLC series features a seamless copper connector structure, while material grades, surface treatments, and special requirements should be confirmed for each ordered series.
| Material / Feature | Technical Consideration | Procurement Guidance |
|---|---|---|
| Copper Connector Body | Copper is used for its electrical conductivity and suitability for compatible copper conductor connections. | Specify the required copper material grade if your project has particular material requirements. |
| Seamless Copper Construction | A continuous connector body without a longitudinal welded seam. | Available as a documented construction feature of the GLC series. |
| Bare Copper Surface | Uncoated copper surfaces require appropriate consideration of installation and environmental conditions. | Confirm whether the required model is supplied with a bare copper finish. |
| Tin-Plated Copper | Tin plating may be specified to meet particular contact or environmental requirements. | Request availability and coating specifications for the selected product. |
| Annealed Copper | Material condition can affect deformation behavior during compression. | Specify any material temper or annealing requirements for technical review. |
| Special Copper Grade | Custom material specifications may be required for particular electrical assemblies. | Provide the material grade, applicable standard, and quantity for manufacturing evaluation. |
For electrical projects requiring a particular copper purity, conductivity, plating thickness, or material test report, include those requirements in your request for quotation. Copper grade and surface finish specifications should be verified for the individual copper cable connector series rather than assumed across the entire product range.
Copper Connector Construction & Crimping Requirements
Correct installation is essential for copper crimp connectors and copper compression connectors. The crimping method must be compatible with the connector body, conductor dimensions, and approved tool system. Improper die selection, insufficient conductor insertion, or incorrect crimp placement may compromise the finished electrical joint.
| Construction / Installation Factor | Selection Requirement | Why It Matters |
|---|---|---|
| Connector Body Structure | Seamless or other model-specific construction | Determines the connector's construction and installation characteristics. |
| Conductor Entry | Entry opening compatible with the conductor dimensions | Allows the conductor to be inserted without improper deformation. |
| Center Stop / Barrier | Presence and construction as shown in the product drawing | May help position conductors correctly in applicable copper butt connectors. |
| Inspection Hole | Available only where specified by the model design | May allow visual confirmation of conductor positioning. |
| Crimping Tool | Compatible hydraulic or mechanical crimping equipment | Provides the required compression method. |
| Crimping Die | Die size and profile specified for the connector and conductor | Helps achieve the intended compression geometry. |
| Crimping Position | Model-specific location, sequence and number of crimps | Supports consistent installation. |
| Finished Joint Inspection | Check conductor insertion, crimp position and visible damage | Helps identify installation defects before the joint is enclosed. |
For cable splice connectors used with fine-stranded or flexible copper conductors, confirm that the product and crimping system have been approved for the relevant conductor class. Do not assume a connector designed for a conventional stranded conductor is automatically suitable for all flexible conductor types.
WISETREE can review the required copper connector model and installation conditions when customers provide the conductor size, construction, tool information, and applicable technical specification. Installation should follow the approved instructions for the selected connector and crimping system.
Applications of Copper Cable Connectors
WISETREE copper cable connectors are intended for copper conductor joining applications in power distribution, industrial electrical installations, and electrical infrastructure. The suitable connector type depends on the conductor construction, electrical requirements, and installation environment.
| Application | Connection Requirement | Key Selection Factors |
|---|---|---|
| Power Distribution Systems | Joining copper power conductors within an electrical distribution system. | Conductor cross-section, connector dimensions and applicable electrical requirements. |
| Industrial Cable Jointing | Connecting copper cables during equipment installation or electrical system modification. | Connector structure, available installation space and crimping equipment. |
| Substation Cable Connections | Copper conductor joints within specified substation cable installations. | Project standard, conductor type, voltage rating and documentation. |
| Electrical Cable Repair | Restoring compatible copper conductor connections during cable maintenance. | Existing conductor dimensions, connection geometry and joint enclosure. |
| Renewable Energy Installations | Copper cable connections within suitable power distribution equipment and related electrical systems. | Cable construction, environmental conditions and project requirements. |
| Underground Cable Jointing | Connecting copper conductors as part of a complete underground cable joint assembly. | Connector compatibility with the insulation, sealing and jointing system. |
For applications requiring a cable to be terminated onto a busbar, transformer terminal, or other equipment connection point, explore our copper cable lugs. Copper cable lugs are intended for conductor termination, while copper cable splice connectors are used to join compatible conductors.
If the project requires an aluminum-to-copper conductor joint rather than a copper-to-copper connection, review our bimetallic connectors for suitable transition connection options.
Custom Copper Cable Connectors & OEM Manufacturing
As a copper cable connectors manufacturer, WISETREE supports inquiries for standard copper connector products and custom cable connector manufacturing based on drawings, samples, and technical specifications. Customization requests can be evaluated according to the required dimensions, material specifications, product structure, and manufacturing feasibility.
| Customization Item | Requirements Available for Evaluation | Information Required |
|---|---|---|
| Conductor Cross-Section | Non-standard conductor size or special connection requirements | Conductor cross-section, construction and dimensions |
| Connector Length | Specified overall length or conductor insertion length | Dimensioned technical drawing |
| Inner Diameter | Conductor entry and bore dimensions | Actual conductor dimensions and tolerances |
| Outer Diameter | Specified body diameter and connector geometry | Required dimensions and installation-space limits |
| Wall Thickness | Application-specific connector body dimensions | Drawing, material requirements and technical specifications |
| Copper Material | Customer-specified copper material requirements | Material grade and supporting technical specification |
| Surface Finish | Specified finish or plating requirement | Coating requirements and inspection criteria |
| Connector Construction | Special connector geometry or joint arrangement | Product drawing or reference sample |
| Product Marking | Model identification or customer-specific markings | Artwork, marking position and order quantity |
| OEM Packaging | Customer labels, product packaging and carton markings | Packaging specification and purchasing volume |
For custom copper compression connectors, please provide the required conductor material, cross-section, connector dimensions, applicable standard, preferred surface finish, and estimated purchasing quantity. Drawings should identify critical dimensions and tolerances.
Customers seeking an alternative to an existing copper cable connector should submit the original product drawing or sample. WISETREE can evaluate the manufacturing requirements, but dimensional similarity alone does not establish electrical or installation equivalence.
Quality Control & Applicable Standards for Copper Cable Connectors
WISETREE carries out product quality inspections before shipment. For copper cable connectors, inspection requirements should correspond to the ordered model, approved drawing, material specification, and applicable electrical connection requirements.
| Inspection / Verification Item | Technical Focus | Procurement Documentation |
|---|---|---|
| Material Verification | Copper material and specified material requirements | Material specification or available material records |
| Dimensional Inspection | Overall length, body dimensions, conductor bore and tolerances | Approved technical drawing and inspection requirements |
| Surface Inspection | Visible defects, burrs, surface finish and product condition | Acceptance criteria and finishing specifications |
| Structural Inspection | Connector body and model-specific construction requirements | Product drawing or approved sample |
| Electrical Performance Verification | Contact resistance, temperature rise or other specified tests where applicable | Model-specific test requirements and available supporting reports |
| Mechanical Performance Verification | Connection integrity or other specified mechanical test requirements | Applicable test method and model-specific records |
| Product Identification | Model designation, dimensions, marking and shipment identification | Purchase order and product identification requirements |
Applicable Standards: Copper compression connectors may be specified under standards such as DIN 46267-1 or the applicable parts of the IEC 61238 series, depending on the connector design, application, and project requirements. Compliance must be verified for the selected product model and relevant standard edition. These standards should not be interpreted as certifications covering all WISETREE copper cable connectors.
If your project requires a particular test report, dimensional inspection record, material certificate, or approval document, please identify the standard and product model when requesting a quotation. Available documentation can then be reviewed against the purchasing specification.
MOQ, Samples, Lead Time & Packaging
WISETREE supplies copper cable connectors to electrical distributors, equipment manufacturers, contractors, and project procurement teams. Standard copper connector models and custom manufacturing orders may have different order quantities, sample arrangements, production lead times, and packaging requirements.
| Procurement Item | WISETREE Supply Information |
|---|---|
| Product Range | GLC, GTY, CDC and CLK copper cable connector series |
| Standard Product MOQ | Confirmed according to the selected model and purchasing quantity |
| Custom Product MOQ | Determined according to manufacturing requirements and order quantity |
| Standard Samples | Standard product samples may be provided without a sample charge, subject to availability and shipment arrangements |
| Custom Samples | Specially customized samples may require a sample fee |
| Sample Lead Time | Confirmed according to model availability and sample requirements |
| Bulk Order Lead Time | Confirmed according to production requirements and purchasing quantity |
| Standard Packaging | Packaging and carton quantity confirmed according to the selected product series |
| OEM Packaging | Customer-specific labels and packaging requirements can be evaluated |
| Technical Documents | Available product drawings and model-specific information provided upon request |
| Export Orders | Shipment terms and related documentation confirmed during order processing |
For wholesale copper cable connector orders, provide a list of required models, quantities, delivery destination, and packaging specifications. For project-based purchasing, include the relevant technical drawings or conductor specifications to reduce the risk of incorrect model selection.
Frequently Asked Questions About Copper Cable Connectors
1. How do I choose the correct copper cable connector size?
Start with the nominal copper conductor cross-section and actual conductor dimensions. Check the connector's bore dimensions, overall length, conductor construction compatibility, and approved crimping method. For WISETREE GLC copper crimp connectors, review the published GLC model table and technical drawing before selecting the required size.
2. What is the difference between GLC, GTY, CDC and CLK copper cable connectors?
GLC, GTY, CDC and CLK are separate copper cable connector product series in the WISETREE catalogue. The GLC series has a published seamless one-piece structure and dimensional table. For GTY, CDC and CLK, customers should compare the individual product drawings, conductor compatibility and installation specifications before choosing an alternative series. These models should not be considered interchangeable based only on their names.
3. Are copper compression connectors suitable for stranded and flexible copper conductors?
Compatibility depends on the individual copper compression connector and approved crimping system. Different copper conductor classes may have different construction and dimensional characteristics. Specify whether your conductor is solid, stranded, compacted or flexible, and provide its cross-section when requesting a suitable copper cable splice connector.
4. Can WISETREE supply bare copper and tin-plated copper cable connectors?
Surface finish requirements can be reviewed for the selected product series. Customers requiring bare copper, tin-plated copper or a specified coating should provide the product model, surface treatment requirements and purchasing quantity. The available finish and technical specification must be confirmed before order placement.
5. Which crimping tools and dies are required for copper cable connectors?
The required crimping tool and die depend on the connector model, conductor cross-section and approved crimping system. For copper crimp connectors, use a compatible tool and the specified die profile and crimping sequence. Provide the connector model and existing tool information if you need assistance checking installation compatibility.
6. Are WISETREE copper cable connectors manufactured according to DIN 46267 or IEC 61238?
The applicable standard must be checked for each copper connector series and model. If your project specifies DIN 46267-1, IEC 61238 or another standard, please state the required edition, test class and product specifications. WISETREE can review available documentation for the requested product. Compliance with a particular standard should not be assumed for every model.
7. Can you manufacture custom copper cable connectors according to drawings?
Yes. WISETREE accepts inquiries for custom copper cable connector manufacturing based on drawings, samples and technical requirements. Customers can submit specified dimensions, conductor sizes, materials, surface finish requirements and estimated purchasing quantities. Manufacturing feasibility and the applicable technical specifications will be evaluated before quotation.
8. Can copper butt connectors be used inside underground cable joints?
A suitable copper butt connector may form part of an approved underground cable joint assembly, provided that its electrical rating, conductor compatibility, dimensions and installation procedure meet the system requirements. The copper connector itself does not provide the insulation or environmental sealing of the complete cable joint. The finished joint must use compatible insulation and sealing components.
9. What is the minimum order quantity for copper cable connectors?
MOQ depends on the selected copper cable connector model, order quantity and customization requirements. Standard catalogue products and custom connector orders may have different minimum quantities. Send the model list and required quantities to WISETREE to confirm current ordering conditions.
10. Can I request copper cable connector samples before placing a bulk order?
Yes. WISETREE offers standard product sample support, subject to availability and shipment arrangements. Customized samples may require additional charges. To request samples, provide the copper cable connector model, required size, application information and delivery destination.
Request a Quote from a Copper Cable Connectors Manufacturer
Looking for a dependable copper cable connectors manufacturer for industrial electrical installations, cable jointing projects, or wholesale distribution? WISETREE supplies GLC, GTY, CDC and CLK copper cable connector series and accepts inquiries for custom copper compression connectors, copper crimp connectors, and project-specific copper cable splice connectors.
To receive an accurate quotation, send us your preferred product model, copper conductor cross-section, conductor construction, connector dimensions, surface finish requirements, estimated order quantity, and delivery destination. For custom copper cable connectors, technical drawings or reference samples are recommended.
Need Copper Cable Connectors for Your Project?
Contact WISETREE for copper cable connector specifications, GLC series dimensions, product samples, OEM customization, and bulk order quotations. Share your cable size, connection requirements, or technical drawing to get started.
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