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Designers, Manufacturers, Installers of Lightning Protection Systems Since 1898

Primary Lightning Cables - Class I

Primary Lightning Cables are used safely carry the lightning energy from the strike termination devices (air terminals) to the grounding / energy dissipation system in the soil. Lightning cables may also be used as part of the grounding system. Class I cables are to be used with only Class I systems as defined in the applicable codes.


Dom C3UL, Smooth Twist Copper Lightning Conductor Class I

Smooth Twist Lightning Conductor
Part # Dom C3UL
Cable 18 Strands of 15 gauge (.059 in) (1.50mm) smooth twist copper cables
Cable Dia .41" (10.5mm)
Weight 190 pounds per thousand feet (281 grams/meter)
Cross-Sectional Area 60,000 circular mils (31.75 mm²)
Exposed Circumference Surface 2.75 in²
Exceeds Class I Requirements
UL96 Listed / Labeled

Dom C3TUL, Smooth Twist Tin Plated Copper Lightning Conductor

C3T Tinned Copper Conductor Cable
Part # Dom C3TUL
Cable 18 Strands of 15 gauge (.059 in) (1.50mm) smooth twist tin plated copper cables
Cable Dia .41" (10.5mm)
Weight 190 pounds per thousand feet (281 grams/meter)
Cross-Sectional Area 60,000 circular mils (31.75 mm²)
Exposed Circumference Surface 2.75 inches (70mm)
Exceeds Class I Requirements.
UL96 Listed / Labeled

Dom C4UL, Smooth Twist Copper Lightning Conductor Class I+

Smooth Twist Lightning Conductor
Part # Dom C4UL
Cable 23 Strands of 15 gauge (.059 in) (1.50mm) smooth twist copper cables
Cable Dia .5” (12.5mm)
Weight 250 pounds per thousand feet (370 grams/meter)
Cross-Sectional Area 76,660 circular mils (38.66 mm²)
Exposed Circumference Surface 3.00 in
Exceeds Class I Requirements.
UL96 Listed / Labeled

Dom C4TUL, Smooth Twist Tin Plated Copper Lightning Conductor Class I+

Dom C4TUL
Part # Dom C4TUL
Cable 23 Strands of 15 gauge (.059 in) (1.50mm) smooth twist tin plated copper cables
Cable Dia .5” (12.5mm)
Weight 250 pounds per thousand feet (370 grams/meter)
Cross-Sectional Area 76,660 circular mils (38.66 mm²)
Exposed Circumference Surface 3.00 in
Exceeds Class Requirements.
UL96 Listed / Labeled

Dom A24UL Aluminum Lightning Conductor Class I

Lightning Conductor - Class II
Part # Dom A24UL
Cable 24 strands of 14 gauge ( .064” ) ( 1.63mm ) basket weave aluminum cable.
Cable Dia .45” (11.4 mm)
Weight 102 lbs / 1000 ft (152g/m)
Cross-Sectional Area 98,640 circular mils (50mm²)
Exposed Circumference Surface 3.21” (81.5mm)
Exceeds Class I Requirements
UL96 Listed / Labeled