Bronze Stud Connectors,Copper Stud Connectors, transformer Stud Connectors (NEMA Spaced)
Professional Electrical Connection Solutions for Electrical Transformers and Substations
Bronze Stud Connectors
Bronze stud connectors , Bronze Substation Connectors are engineered for demanding electrical applications where superior conductivity, corrosion resistance, and mechanical strength are essential. These connectors feature bronze alloy construction that provides excellent electrical performance while maintaining durability in harsh environmental conditions.
Designed for connecting copper flat pads to copper studs, these connectors feature precision-machined contact surfaces and NEMA standard hole spacing for universal compatibility. The tongue holes provide contact surfaces on both sides, ensuring optimal electrical connection and mechanical stability.
Product Specifications –
 Type: Stud to Flat | Weight: from 1 Lbs to 4 Lbs depending on sizes.
Key Features
NEMA Compliance
Standard hole spacing ensures compatibility with existing infrastructure
Corrosion Resistance
Bronze alloy provides superior environmental protection
High Current Capacity
Engineered for high current loads with minimal resistance
Dual-Side Contact
Contact surfaces on both sides for enhanced reliability
Quality Hardware
Stainless steel hardware for long-term integrity
Custom Configurations
Available in 180° and 90° configurations
Applications
Power Distribution
Utility substations and distribution systems
Transformers
Power and distribution transformer connections
Grounding
Electrical grounding and bonding systems
Marine
Shipboard and offshore electrical systems
Industrial
Heavy industrial electrical connections
Renewable Energy
Solar and wind power connections
Bronze Transformer Connectors
Bronze transformer connectors are specifically engineered for power transformer and distribution equipment applications. These heavy-duty connectors handle high current loads while providing reliable connections in utility and industrial power systems.
The bronze alloy construction offers superior thermal conductivity, effectively dissipating heat generated during high-current operations. This prevents hot spots and extends operational life while reducing maintenance requirements.
Available in various configurations including 90-degree options for space-constrained installations. Standardized bolt patterns ensure compatibility with existing transformer infrastructure.
Copper Stud Connectors
Copper stud connectors and Substation connectors represent the gold standard for electrical conductivity in power connection applications. Manufactured from high-purity copper, these connectors provide the lowest electrical resistance available.
The exceptional malleability of copper allows for precise manufacturing of complex connector geometries, ensuring optimal contact area and mechanical stability. Various plating options enhance corrosion resistance.
Preferred choice for renewable energy systems, including solar panel installations and wind turbine electrical connections, where superior conductivity maximizes energy transfer efficiency.
Material Advantages
Bronze alloy casting combined with stainless steel hardware delivers long-term reliability in power distribution systems. The material provides natural antimicrobial properties and enhanced saltwater corrosion resistance. We can also offer Brass Stud Connectors for electrical use.
Precision-engineered contact surfaces minimize electrical resistance while the corrosion-resistant bronze alloy ensures decades of maintenance-free operation in both indoor and outdoor applications.
The robust mechanical construction withstands electrical and thermal stresses encountered in demanding installations, providing superior performance over standard materials.
NEMA Transformer Stud Hole Spacing:
NEMA spacing for transformer stud holes is standardized at 1.75 inch centers . This is the standard center-to-center distance between mounting holes on transformer connector pads.
Key NEMA Specifications:
- Hole Spacing: 1.75 inch center to center Stepper Motor NEMA Sizes
- Hole Size: 0.562 inch diameter  NEMA Sizes (approximately 9/16 inch)
- Bolt Size: 1/2″ bolts Spade Mount Padmount Transformer Connectors are commonly specified for NEMA transformer connectors
- Standard Configuration: 9/16 in., 1-3/4 in. NEMA Spacing  Spade Mount Terminal Lugs Â
Purpose of NEMA Spacing: The standardized 1.75″ center spacing ensures:
- Universal compatibility between different manufacturers’ connectors and transformers
- Interchangeability of components from various suppliers
- Consistent installation practices across the electrical industry
- Proper mechanical strength and electrical contact area
Technical Specifications
| Parameter | Bronze Connectors | Copper Connectors | Units |
|---|---|---|---|
| Material Composition | Bronze Alloy (Cu-Sn) | Pure Copper (99.9% Cu) | – |
| Electrical Conductivity | 85-95% IACS | 100% IACS | % |
| Tensile Strength | 350-450 | 220-280 | MPa |
| Operating Temperature | -40 to +120 | -40 to +90 | °C |
| Pad Width (Standard) | 3.0 | 3.0 | inches |
| Stud Diameter | 9/16″ | 9/16″ | inches |
| Number of Pad Holes | 4 | 4 | – |
| Thread Count | 16 | 16 | TPI |
