Brass Ground Rod Clamp – Single-Bolt Acorn Type


 Category:  Power Fittings

 Email:  info@kangnaigu.net



Product Details
IEC 61238 · IEEE 80 · ISO 9001

Brass Grounding Clamp

Forged Brass · Earth Rod to Copper Cable Connection · Direct Burial Rated
Earth Rod Ø10–20 mm Cable 6–95 mm² Export Standard
1 Product Attributes (General specification)
Product Name Brass Grounding Clamp (Earth Rod Clamp / Earthing Cable Clamp)
Body Material H62 Forged Brass — high conductivity, corrosion resistant, suitable for direct burial
Fastener Material Carbon Steel Zinc-Plated Bolt & Nut (304 Stainless Steel optional)
Standard IEC 61238 · IEEE 80 · ISO 9001
Compatible Earth Rod Ø10–20 mm (Imperial 3/8" – 3/4")
Copper Conductor Range 6 – 95 mm² stranded copper earthing cable
Bolt Size M6 / M8 / M10 (by size)
Tightening Torque 6 – 12 N·m
Origin Hebei · Handan · Yongnian — Integrated Manufacturer & Exporter
MOQ 100 PCS (negotiable for trial orders)
2 Electrical & Mechanical Performance (Earthing system)
Contact Resistance Low and stable, maintains continuous earthing
Current Capacity Suitable for lightning surge current and fault short-circuit current
Working Temperature -40 ℃ to +80 ℃
Clamping Performance Large contact surface, firm grip at rated torque, no slip
Environment Underground burial, humid and coastal salt-spray environments
3 Surface Finish & Corrosion Protection
Natural Brass (Plain) Default; best conductivity and cost-effective
Tin Plated Optional; extra oxidation resistance
Nickel Plated Optional; bright finish, wear resistant
4 Size Table – Earth Rod to Cable (mm)

Common matched combinations; non-standard sizes available on request.

Earth Rod Diameter Copper Cable Range Bolt Size Imperial
Ø10 mm6 – 25 mm²M63/8"
Ø12 mm10 – 35 mm²M81/2"
Ø14 mm16 – 50 mm²M85/8"
Ø16 mm25 – 70 mm²M10—
Ø18 mm35 – 70 mm²M10—
Ø20 mm50 – 95 mm²M103/4"
5 Applications & Packaging
Applications Lightning protection, PV solar earthing, power distribution & substations, telecom towers, building earthing, petrochemical, railway and outdoor earthing projects
Packaging Inner polybag + export carton, palletized for bulk orders
Documents PI, Packing List, Certificate of Origin, ISO 9001
Payment Terms 30% T/T in advance, balance before shipment
Lead Time 15 – 30 days depending on size and stock
6 Available Types
Brass Grounding Clamp Earth Rod to Cable Clamp Natural Brass Tin Plated Nickel Plated 304 Stainless Bolt Ø10 – 20 mm Cable 6 – 95 mm² IEC 61238 OEM & ODM

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Please provide the earth rod diameter, copper cable cross-section, surface finish and quantity for each item. Kindly let us know if you need matching bolts, or attach drawings for custom sizes.

Email: info@kangnaigu.net



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