Insulated Metal Staples – Electrical Distributor Fastening Solutions

Insulated Metal Staples by Gardner Bender (Model MSI-550) are designed for securing and protecting non-metallic (NM), BX, MC, AC, and UF cables in electrical installations. These staples feature a polyethylene insulated strap to prevent cable damage and reduce the risk of arc faults, making them suitable for use by electrical distributors, lighting solutions providers, wire and cable installers, and switchgear suppliers. Their durable steel construction and hammer application tool compatibility ensure reliable fastening in indoor environments.

Specifications

• Material: Steel
• Insulator: Durable Polyethylene (Blue)
• Dimensions: 1/2 inch (13 mm) width
• Application Tool: Hammer
• Staple Application: Secures 2 conductor #12 and #14 Non-Metallic BX, MC, AC, and UF cable
• Color: Graphite Metallic with Blue Insulator
• Pack Quantity: 500 staples per box
• UV Resistant: Yes
• Corrosion Resistant: No
• Warranty: 1 Year
• Environmental Conditions: Indoor use
• Manufacturer Part Number: MSI-550
• UPC: 032076013295

Features

• Polyethylene insulated strap protects cables and helps prevent arc faults
• Steel staples provide secure fastening without splitting wood
• Designed for electrical distributors and contractors requiring reliable cable management
• Compatible with hammer installation for ease of use
• Blue insulation provides visual identification and added protection
• Suitable for securing NM, BX, MC, AC, and UF cable types
• UV resistant for durability in indoor applications

Downloads and Links

• Staples Product Catalog (PDF)
• ILSCO MSI-550 Product Page