Square Box Custom Electrical Enclosures
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Square Box industrial enclosure manufacturing

Electrical Enclosure RFQ Resources

NEMA vs IP Ratings Guide

Understand common enclosure rating language before requesting a quote.

  • Define application conditions and enclosure location.
  • Include drawings, quantities and material targets.
  • Confirm testing, import and inspection requirements before production.
Use with RFQ form

Material Selection Guide

Compare carbon steel, stainless steel, aluminum and galvanized sheet.

  • Define application conditions and enclosure location.
  • Include drawings, quantities and material targets.
  • Confirm testing, import and inspection requirements before production.
Use with RFQ form

Powder Coating Guide

Specify texture, color, corrosion expectations and masking requirements.

  • Define application conditions and enclosure location.
  • Include drawings, quantities and material targets.
  • Confirm testing, import and inspection requirements before production.
Use with RFQ form

How to Prepare CAD Files

Package STEP, DXF, DWG, PDF and assembly notes for faster quoting.

  • Define application conditions and enclosure location.
  • Include drawings, quantities and material targets.
  • Confirm testing, import and inspection requirements before production.
Use with RFQ form

Custom Enclosure RFQ Checklist

A buyer-ready checklist for dimensions, material, finish and hardware.

  • Define application conditions and enclosure location.
  • Include drawings, quantities and material targets.
  • Confirm testing, import and inspection requirements before production.
Use with RFQ form

Enclosure Modification Checklist

Define cutouts, fans, louvers, mounting plates, gaskets and locks clearly.

  • Define application conditions and enclosure location.
  • Include drawings, quantities and material targets.
  • Confirm testing, import and inspection requirements before production.
Use with RFQ form

Inspection Photos Before Shipment

Review prototype enclosure details before the sample leaves the factory.

  • Define application conditions and enclosure location.
  • Include drawings, quantities and material targets.
  • Confirm testing, import and inspection requirements before production.
Use with RFQ form

DDP Shipping & Tariff Notes

Practical import and landed-cost notes for U.S. enclosure buyers.

  • Define application conditions and enclosure location.
  • Include drawings, quantities and material targets.
  • Confirm testing, import and inspection requirements before production.
Use with RFQ form

FAQ

Common RFQ, manufacturing, file, compliance and delivery questions.

  • Define application conditions and enclosure location.
  • Include drawings, quantities and material targets.
  • Confirm testing, import and inspection requirements before production.
Use with RFQ form

Compliance and import wording

Built for NEMA-style and IP-rated applications. Final rating depends on design, materials and testing requirements.

Import duties and tariff treatment depend on HTS classification, country of origin, material and product configuration. Final tariff confirmation should be reviewed by the importer’s customs broker.