1. 产品概述
These custom sheet metal enclosures are specially developed by SanJun Hardware for large power distribution systems and new energy equipment. The sturdy cabinet structure protects internal electrical components from dust, moisture and collision, widely used in power distribution stations, industrial power rooms, energy storage equipment, charging pile control systems and automation power equipment. All sizes, vent layouts, mounting holes and door structures can be fully customized.
2. Core Strengths & Industry Difficulties We Overcome
Unique Advantage: Free Custom Drawing Design
Most metal manufacturers require buyers to supply finished CAD drawings before quotation. SanJun Hardware breaks this barrier: only offer your cabinet size, power component layout, installation space and protection grade demand, our senior engineers finish complete design drawings free of charge, no hidden design fees, greatly cut your R&D time and cost.
Technical Problems We Solved
- Solved cabinet deformation during bending & welding: Reinforced frame structure reduces thermal deformation, stable long-term operation
- Solved uneven paint & poor surface texture: Standard baking paint process ensures uniform, scratch-resistant coating
- Solved assembly mismatch: Strict precision control, tolerance up to ±0.01mm, all mounting holes perfectly aligned
- Solved rust & short service life: Optional stainless steel, galvanized steel & multi anti-corrosion surface treatments for humid outdoor scenarios
- Solved single fixed structure: Fully non-standard customization for cabinet thickness, door style, ventilation holes, lock fittings
3. Material & Processing Options
- Raw Materials: Cold rolled steel, galvanized steel, SS304 stainless steel, customizable thickness
- Processing: Laser cutting, bending, seamless welding, punching, riveting
- Surface Treatment: Baking paint, powder coating, wire drawing, passivation
- Custom Items: Cabinet dimension, internal mounting rack, ventilation panel, lock door, cable inlet, IP protection structure
4. Factory Quality Guarantee
ISO certified production, strict dimensional inspection & salt spray test before delivery. Trial order lead time 4-7 days, mass production cycle 8-15 days, annual capacity up to 1,000,000 sets. Support third-party inspection and global export.
