Morris Products 90638 3/4" Ground Rod Clamp – Direct Burial Copper Alloy
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Electrical Supplies TypeGrounding, Ground Rod Clamps
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The Morris Products 90638 Ground Rod Clamp is designed to provide a secure, low-resistance connection between grounding conductors and 3/4" ground rods. Built for durability and long-term reliability, this clamp is ideal for direct burial applications in both soil and concrete environments.
Constructed from high-strength, high-conductivity cast copper alloy, this clamp delivers excellent electrical performance while offering strong resistance to corrosion. The silicon bronze hex head bolt ensures a tight and dependable connection, helping maintain proper contact and alignment between the grounding wire and rod.
This clamp is suitable for a wide range of conductor sizes, making it a versatile solution for residential, commercial, and industrial grounding systems. Its direct burial rating ensures long-term performance in underground installations exposed to moisture and environmental conditions.
Product Specifications:
| Catalog Number | 90638 | Rod Diameter | 3/4" |
| Rebar Size | 5/8" | Wire Range | #1 – #10 AWG |
| Screw Thread | 3/8"-16 | Width | 0.59" |
| Height | 1.51" |
Key Features:
- Designed for 3/4" ground rods
- Compatible with #2 – #10 AWG conductors
- High-strength, high-conductivity cast copper alloy construction
- Silicon bronze hex head bolt for secure, long-lasting connection
- Direct burial rated for use in soil and concrete
- Maintains proper contact and alignment between wire and rod
The Morris 90638 ground rod clamp is a dependable solution for professional grounding systems, delivering strength, conductivity, and long-term durability in demanding electrical installations.

