Airmont Heavy-Duty Porcelain Wire Holder – Adjustable Steel Clamp
$28.99 on Amazon.com (as of October 16, 2026, 4:52 AM EST) View details ↗
Airmont Products’ **AP-10921 Heavy-Duty Adjustable Porcelain Wire Holder** delivers rugged reliability for overhead electrical and communication installations. Engineered with a **reinforced steel clamp** and **porcelain insulator head**, this wire holder ensures secure, non-conductive support for cables or wires while preventing slippage on pipes or conduits. The adjustable clamp fits snugly around pipes or poles measuring **1¼″ to 3″**, locking tightly with included bolts, nuts, and washers for quick, tool-free installation.
The porcelain head provides superior insulation, safeguarding against electrical conduction, while the **steel-reinforced channel** along the side enhances durability for heavy-duty applications. Whether securing power lines or telephone cables, this weatherproof wire holder meets the demands of professional electricians and contractors. Trust Airmont’s reputation for quality—built to last with ease of installation in mind.
| Adjustable Clamp Range | 1¼″ to 3″ pipe diameter |
|---|---|
| Material | Porcelain insulator head, heavy-duty steel clamp |
| Load Capacity | Heavy-duty (reinforced for high-stress applications) |
| Included Hardware | Bolts, nuts, and washers |
| Usage | Overhead electrical/telephone wire support |
| Certification | Manufactured by Airmont Products (known for durable electrical supplies) |






