Square Box industrial enclosure manufacturing

Enclosure Modification Service for Control Panel Builders

Modified electrical enclosure with DIN rail wire duct and internal mounting hardware

Control panel builders can use Square Box for drawing-based enclosure modification work when local cutout, drilling, deburring or hardware installation capacity is limited.

Engineering procurement notes

Modification work is most efficient when cutouts, cable entry, fan openings, louvers, hardware and finish expectations are defined before fabrication starts. This helps control panel builders reduce local drilling, deburring and touch-up work.

Who this is for

Control panel builders with overflow modification work
OEMs needing repeat box cutouts
Automation teams preparing pilot or small-batch enclosure builds

Typical use cases

HMI and pushbutton cutouts
Fan, filter and louver openings
Cable gland holes and removable gland plates
DIN rail, mounting plate and hardware installation

Files needed for RFQ

STEP / STP
DXF / DWG
PDF drawing
quantity
material
thickness
finish
NEMA/IP target
shipping ZIP
BOM / terminal schedule if required

What Square Box can fabricate / assemble

Cutouts and punched hole patterns
Mounting plates and grounding studs
Fan openings, louvers, rain hoods and windows
Locks, hinges, gaskets, DIN rail and wire duct by drawing

Inspection points

cutouts
mounting plate
gasket path
grounding studs
terminal layout
surface finish
packaging photos

Compliance note

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

Square Box provides custom enclosure fabrication, component mounting and customer-BOM assembly support. Final electrical listing, field acceptance and project compliance depend on the complete design, selected components, testing and certification requirements.

Internal procurement paths

Prepare a stronger RFQ package

RFQ checklist

CAD file preparation

Inspection photos

Request a quote

FAQ

Enclosure Modification Service for Control Panel Builders FAQ

Can you modify customer-specified enclosure designs?

Square Box can modify drawing-based enclosure designs and fabricated enclosure bodies. Any customer-supplied enclosure or special hardware requirement should be confirmed during RFQ.

What inspection points matter most?

Cutout size, hole spacing, mounting plate fit, gasket path, grounding studs, surface finish and packing condition should be checked before shipment.

Can modifications include finish?

Yes. Powder coating, masking, finish review and packaging can be quoted when color, texture, gloss and cosmetic requirements are defined.

Upload drawings, BOM or a terminal schedule for review.

Send STEP/STP, DXF/DWG, PDF, quantity, material, thickness, finish, NEMA/IP target, shipping ZIP and any BOM or terminal schedule required for assembly.

Upload Drawing for 24h Quote