Rectangular box extension ring

Pipe Steel Industries offers Rectangular box extension ring as part of our fire-rated cable and conduit sourcing range. Use the technical options below to prepare your project enquiry.

Selection details: standards: UL 514A, UL 50, NFPA 70; materials: Carbon steel, drawn.

Confirm the exact model, dimensions, working conditions and required approvals with our sales team before ordering. Model-specific certificates and availability are verified with the quotation.

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Rectangular box extension ring — Pipe Steel Industries product catalogue
Representative product photograph. Confirm the model, dimensions and configuration with your quotation.

Technical Specifications

PropertyDetails
StandardUL 514A, UL 50, NFPA 70
MaterialCarbon steel, drawn
ThicknessStandard 1.6 mm, available 0.8 ~ 1.5 mm
SurfacePre-galvanized
ApplicationExtend depth of existing rectangular junction box

Sizes & Technical Data

Reference options for product selection. Confirm the exact dimensions, model and project approvals with your quotation.

Rectangular box extension ring technical table 1
SizeDeepCapacityRef. No.
4″ x 2″1-7/8″13 cubic inchC7121 (UL)
4″ x 2″1-7/8″13 cubic inchC7122 (UL)
4″ x 2″1-7/8″13 cubic inchC7123 (UL)
4″ x 2″2-1/8″15 cubic inchC7125 (ISO)
4″ x 2″2-1/8″15 cubic inchC7126 (ISO)
4″ x 2″2-1/8″15 cubic inchC7127 (ISO)
4″ x 2″2-1/8″15 cubic inchC7128 (ISO)

Applications

  • Electrical junction box procurement
  • Fire-rated cable and conduit project packages

Finishes & Options

  • Specify size, connection, material and quantity in your enquiry.
  • Request model-specific documentation and destination-port delivery terms.

Get Pricing for Rectangular box extension ring

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