Reliability fused into every job.

Loose connections fail. Cadweld doesn’t. nVent ERICO Cadweld exothermic welding creates a permanent molecular bond that carries more current than the conductor and never loosens or corrodes. No clamps. No corrosion. Just lasting performance in every grounding system. Summit Electric Supply is your partner for Cadweld molds, materials, and tools, giving you access to the products that make every connection permanent.

nVent Erico Cadweld Connections

nVent ERICO Cadweld Benefits

  • Permanent Bond - Cadweld exothermic welds fuse conductors into a molecular connection that never loosens or corrodes, delivering protection for the life of the grounding system.
  • Code Compliant - Meets IEEE 837, UL 467, and NEC Article 250.8 requirements, giving inspectors clear proof of a compliant connection.
  • Fault Current Strength - Carries more current than the conductor itself and withstands repeated surges without degradation.
  • Zero Maintenance - Once installed, Cadweld requires no maintenance and provides long term reliability without periodic retightening.
  • Visual Assurance - Every finished weld offers immediate visual confirmation of quality, simplifying inspection and reducing callbacks.
  • Multi-Metal Capability - Bonds copper, steel, stainless, galvanized, and cast iron, making it suitable for diverse applications.
  • Safe and Simple - Electronic ignition with built-in delay improves safety and eliminates the risks of open flames.
  • Portable System - Lightweight, battery-powered control units make it possible to complete exothermic welds anywhere without external power.
nVent Erico Cadweld Connections

Featured nVent ERICO Cadweld Products

nVent Erico Cadweld Connections Cadweld Plus Control Units

Cadweld Plus Control Units

Safe, electronic ignition every time

Available Types: Impulse Control Unit, EZ-Lite Ignition

  • Battery-powered with LED indicators for clear feedback
  • Built-in safety delay prevents accidental ignition
  • Weather-resistant housing built for field use
  • Compatible with all Cadweld Plus weld materials
nVent Erico Cadweld Connections Cadweld Welding Materials

Cadweld Welding Materials

Pre-measured for perfect bonds

Available Types: F20 standard, F80 rail, XF-19 cast iron, One Shot

  • Pre-packaged cups ensure consistent weld size
  • Color-coded for easy size verification
  • Designed for copper-to-copper, copper-to-steel, and rail applications
  • UL and CSA certified for compliance
nVent Erico Cadweld Connections Cadweld Graphite Molds

Cadweld Graphite Molds

Precision fit for every connection

Available Types: Cable-to-cable, cable-to-rod, custom designs

  • Over 45,000 connection configurations available
  • Durable molds provide 50–100 welds each
  • Engineered for repeatable, high-quality results
  • Custom molds designed daily for unique applications
nVent Erico Cadweld Connections Cadweld Accessories & Tools

Cadweld Accessories & Tools

Complete connection support

Available Types: Handle clamps, cleaning tools, safety kits

  • Secure mold positioning for reliable welds
  • Prep tools ensure proper conductor contact
  • Mold cleaning equipment extends service life
  • Gloves, glasses, and protective gear available

Connections that last a lifetime.

Summit Electric Supply is your source for nVent ERICO Cadweld products. From molds and welding materials to ignition tools and accessories, we provide access to the full line so you can build permanent bonds with confidence.

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