Hongming Sheng manufactures custom hinged door electrical enclosures, industrial control cabinets and sheet metal housings according to customer drawings, CAD files and samples.

We support customized doors, locks, mounting plates, cable entries, ventilation openings, internal brackets and final mechanical assembly.

Hinged Door Enclosure Design

Hinged door electrical enclosures provide convenient access for installation, maintenance and inspection of internal equipment.

• Single-door or customized door structures
• Handles, locks and latch options
• Internal mounting plates
• Custom brackets and support parts
• Cable entry and connector openings
• Ventilation openings when required
• Wall-mounted or floor-standing configurations

Door, Lock & Hinge Integration

Door alignment and hardware positioning are important for reliable opening, closing and long-term use.

Protection & Customization Options

Enclosure protection performance depends on the complete structure, including doors, seals, openings and installed hardware.

• Gasket sealing around hinged doors
• Custom cable gland openings
• Connector and switch cutouts
• Ventilation openings and fan locations
• Internal mounting plates and brackets
• Customized dimensions and sheet thickness
• Protection-level requirements can be reviewed by project

Complete Sheet Metal Manufacturing

• Laser cutting and CNC punching
• CNC bending and forming
• TIG / MIG welding
• CNC machining when required
• Grinding and deburring
• PEM fastener installation
• Powder coating, brushing and anodizing
• Door hardware and final assembly

Typical Applications

• Electrical control cabinets
• Industrial automation systems
• Power distribution equipment
• Energy storage equipment
• Communication systems
• Machinery control enclosures
• Industrial electrical equipment

Engineering Review

Before production, we can review key enclosure details according to your drawing and internal equipment layout.

• Door size and hinge location
• Lock and handle positions
• Mounting plate dimensions
• Cable and connector openings
• Internal bracket locations
• Assembly clearance
• Surface finish requirements

Quality & Fit Inspection

• Material and thickness verification
• Overall dimensional inspection
• Door alignment and opening checks
• Lock and hinge position verification
• Mounting plate and bracket fit checks
• Surface appearance inspection
• Final assembly verification when required

What to Send for Quotation

• 2D drawing or 3D CAD model
• Cabinet dimensions
• Material and sheet thickness
• Required quantity
• Door, hinge and lock requirements
• Internal mounting plate requirements
• Surface finish and color
• Protection or sealing requirements if applicable

Confidential OEM Manufacturing

Customer drawings, cabinet layouts and technical information are treated as confidential. NDA support is available for custom electrical enclosure projects.