Control Panel Boxes - Sheet Metal Fabrication

Control Panel Boxes

Wall-mount and floor-standing control boxes with gland plates, doors and locking.

Control boxes built to take the gear that goes inside - mounting plate positions, gland plate sizes and door clearances all from the panel builder drawing rather than a catalogue.

1.2–3.0 mmTo IP66 with gasketHinged, lockable standardGalvanised, fitted standard
Lead Time

3–5 weeks

Min Order

5 pieces

Certifications

ISO 9001:2015

Technical Specifications

ParameterValueUnit
Thickness1.2–3.0mm
SealingTo IP66with gasket
DoorHinged, lockablestandard
Mounting plateGalvanised, fittedstandard
Gland plateRemovablestandard
Overall tolerance±0.5mm

Available Materials

Typical Applications

  • Machine control panels
  • Motor control centres
  • Junction boxes
  • PLC cabinets
  • Operator stations

Surface Finishes

  • Powder coat (any RAL)
  • Wet paint
  • Galvanised
  • Passivate

Industries Served

  • Industrial Equipment
  • Energy & Oil & Gas
  • Water Treatment
  • Automation
  • Food Processing

What drives the price of this part

Derived from the callouts on this page. Where a driver is not on the drawing, it is not on this list.

Tolerance
Overall tolerance at ±0.5 mm is the tightest callout this family carries. Tightening a callout is a process decision, not a machining decision: below the standard ±0.005 mm the work moves to grinding or jig boring, and the price moves with it.
Part size
Thickness at 1.2–3.0 mm decides which machine the part lands on and how many setups it needs. Size is the driver buyers most often leave out of a first enquiry, and it is the one that changes the quote fastest.
Material
The first material listed, Stainless Steel 304 / 304L, rates 4/10 on our machinability scale at 201 HB. On this shop's scale a harder alloy means slower passes and more tool changes, and that is cycle time the quote has to carry.
Order size
Minimum order is 5 pieces, so on a first order setup and programming are spread over very few parts and they are most of the price. Repeat orders at the same quantity are cheaper without anything on the drawing changing.

See how cycle time is calculated in the machining time calculator and what else moves a price in the cost driver reference.

How these parts are inspected

Matched to the callouts above and the instruments actually on the floor.

  • Coordinate measuring machine (Zeiss CONTURA G2, two machines, GR&R 8.4% on the critical feature)
  • Dimensional report against the drawing, with a 100% check on critical features rather than a sample
  • Certificate of conformance and the mill certificate with every shipment

The full equipment list, with counts, is on the capability page; the inspection sequence is on quality and inspection.

Questions buyers ask

Why use steel rather than a plastic box?
Earth continuity and rigidity for anything above a few kilograms of gear. A plastic enclosure needs an internal earth bar and will flex when a heavy contactor is mounted to it.

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