The XL-21 Series Stainless Steel Power Distribution Cabinet is a premium, floor-standing enclosure designed for secondary power distribution and motor control in demanding environments. While the standard XL-21 is built from cold-rolled steel, this stainless steel edition is specifically engineered for industries where hygiene, moisture resistance, and chemical stability are paramount.
Operating on AC 50/60Hz systems with rated voltages up to 415V, the XL-21 serves as a centralized receiver and feeder. Its spacious internal layout comfortably houses Moulded Case Circuit Breakers (MCCB), contactors, and PLC units, providing a secure, IP-rated sanctuary for your critical electrical infrastructure in wash-down zones or outdoor-sheltered locations.
Premium Stainless Steel Construction: Available in SS304 for standard moisture resistance or SS316 for high-salinity and chemical-rich environments. The brushed finish provides a professional, anti-reflective look.
Corrosion & Oxidation Immunity: Unlike powder-coated units, our stainless steel cabinets will not rust or peel if scratched, ensuring a service life exceeding 25 years in harsh conditions.
Reinforced Structural Frame: Fabricated from 1.5mm to 2.0mm thick plates with a precision-welded internal frame, capable of supporting heavy copper busbars and high-amperage switchgear.
Advanced Sealing System: Features a high-performance, one-piece polyurethane foam gasket and a specialized rain-gutter door flange to prevent water ingress during high-pressure cleaning.
Flexible Internal Architecture: Equipped with adjustable mounting rails and a removable bottom gland plate, simplifying the installation of international brands like Schneider, ABB, and Siemens.
| Feature | Detailed Specifications |
| Material | Stainless Steel 304 / 316 (Brushed or Polished) |
| Rated Operating Voltage (Ue) | AC 380V / 400V / 415V |
| Rated Current (In) | 100A, 250A, 400A, 630A |
| Ingress Protection (IP) | IP44 / IP54 / IP55 (Customizable) |
| Impact Resistance | IK10 |
| Phase Configuration | 3-Phase 4-Wire / 3-Phase 5-Wire |
| Mounting Type | Floor-Standing (Indoor/Sheltered Outdoor) |
| Standard Compliance | IEC 61439, CE, ISO9001 |
Food & Beverage Processing: Ideal for areas requiring frequent wash-downs with detergents and hot water.
Water & Sewage Treatment: Resists the humid and corrosive gaseous environments found in pumping stations.
Chemical & Pharmaceutical Plants: Provides a stable enclosure that does not react with airborne chemical vapors.
Marine & Coastal Infrastructure: SS316 versions offer protection against salt-spray and coastal humidity.
Hygienic Design: The smooth surface prevents bacterial growth and is easy to decontaminate, meeting stringent FDA/HACCP-compliant facility requirements.
Custom CNC Cutouts: We offer precision CNC laser cutting for door-mounted components (HMI screens, push buttons, and meters) based on your exact blueprints.
Ready-to-Install Assemblies: We can provide fully wired "Turnkey" panels, pre-tested for insulation resistance and functional continuity, allowing for immediate on-site integration.
Superior Thermal Management: Can be equipped with stainless steel louvers, filters, or integrated AC cooling units to maintain stable temperatures for sensitive electronics.
Q: Can this cabinet be used in direct outdoor sunlight?
A: Yes. Stainless steel has excellent UV stability. For direct outdoor exposure, we recommend adding a stainless steel rain hood (sunshade) to minimize solar heat gain.
Q: What is the difference between SS304 and SS316 for this cabinet?
A: SS304 is excellent for general corrosion resistance. SS316 contains molybdenum, making it significantly better for "pitting" resistance in marine environments or areas with high chloride concentrations.
Q: Is the grounding system different for stainless steel?
A: Every cabinet includes a dedicated copper earthing busbar (PE) and pre-welded earth studs on the door and frame to ensure 100% grounding continuity, despite the non-corrosive surface.









| Product name | Low-tension distribution box |
| Application | Indoor site temporary electricity |
| Place of origin | Zhejiang,China |







