ROBROY PRST4 1-1/4 Knockout Hub for Electrical Wire Raceways

The ROBROY PRST4 1-1/4 Knockout Hub is designed to terminate conduit runs through the wall of electrical enclosures, suitable for electrical and data wire raceways in harsh environments. This knockout hub is manufactured from steel and is intended for use by electrical distributors and switchgear suppliers requiring durable, reliable conduit fittings. It supports secure conduit connections while maintaining enclosure integrity and environmental sealing.

Specifications

• Material: Steel
• Color: Red; Grey
• Outside Diameter: 3.25 in
• Product Weight: 0.4 lbs
• Catalog Number: PRST4
• Pipe Size: 1-1/4"
• Dimensions: A = 1.69 in, B = 3.25 in, C = 1.03 in
• Maximum Wall Thickness: 0.25 in
• UPC: 784011207398

Features

• 40 mil gray PVC exterior coating for corrosion resistance
• Sealing sleeves on conduit side of hub for secure fit
• Molded PVC gasket seals flush with enclosure wall
• O-ring gasket provides additional environmental seal
• Available with or without grounding lug
• UL 514B listed and meets NEC/CEC Class I, II, III Division 1 & 2 standards

Downloads & Links

• Spec Sheet
• Spec Sheet