Device Boxes, Covers & Accessories Round Standard Lamp Holder Cover This stamped aluminum round standard lamp holder cover is designed for electrical distributors and lighting solutions applications. It features a 4-1/8 inch diameter and a 3/4 inch hub size, making it suitable for use in wire and cable installations requiring durable and corrosion-resistant components. The silver-colored cover includes one tapped hole for secure mounting, supporting switchgear suppliers and electrical contractors in maintaining reliable and safe electrical enclosures. Specifications Material: Stamped Aluminum Color: Silver Diameter: 4-1/8 inches Hub Size: 3/4 inch Product Weight: 0.3500 lbs Manufacturer: Thomas & Betts Manufacturer Part #: S-12 Features Round design for standard lamp holder applications One tapped hole for mounting flexibility Corrosion-resistant aluminum construction Silver finish for compatibility with various electrical enclosures Downloads & Links