Custom Multi-Size Dustproof Outdoor
CUSTOM-BUILT · MOQ 1 PIECE

Custom Multi Size Dustproof – BESS Cabinet Manufacturer | OEM/ODM

Custom sheet metal, not off-the-shelf — built around your exact requirements.

  • Your RequirementsShare drawings, specs or hand sketches
  • Free DFM & CADProduction-ready drawings at no cost
  • Rapid PrototypingFirst sample ships in 7–10 days
  1. SanJun Hardware manufactures multi-size electrostatic
  2. Many buyers struggle with no ready drawings, high
  3. All boxes adopt full sealing dustproof structure, uniform
  • ✓ Free CAD design
  • ✓ IP54–IP55
  • ✓ ±0.1 mm tolerance
  • ✓ ISO 9001 factory
  • ✓ Quote in 24h

You Buy Manufacturing Capability, Not A Fixed Product

Every cabinet on this page was built for a specific project. Your dimensions, materials, protection grade, door layout and cable entries are all decided by you — we handle structure design, process planning, fabrication and testing. This page shows what we have done and what we can do for your project.

  • SPCC cold-rolled steel, 1.2–2.0mm thick
  • IP54–IP65 protection, salt-spray tested
  • Precision CNC bending, ±0.1mm tolerance
  • Full welding + powder coating finish
  • In-house tooling & stamping capability
  • One-stop: design → fabrication → assembly

Descripción general del producto

1. Fortaleza de la marca

SanJun Hardware es una fábrica OEM profesional de chapa metálica que ofrece soluciones integrales y se especializa en cajas de distribución antipolvo para exteriores, cajas Jiyi de montaje en pared y armarios de protección eléctrica industrial. Contamos con una amplia experiencia en producción en masa para fábricas, centros comerciales, obras de construcción y proyectos de automatización exterior. Equipados con líneas de producción de corte láser, doblado CNC, soldadura robótica y pulverización electrostática automática, además de un estricto control de calidad en múltiples etapas, ofrecemos cajas metálicas antipolvo estables y duraderas con una calidad de recubrimiento uniforme.

Custom Multi Size Dustproof – BESS Cabinet Manufacturer | OEM/ODM插图

2. Ventajas competitivas clave (Resuelve tus puntos débiles)

✅ Diseño de dibujo personalizado gratuito, no necesitas proporcionar ningún dibujo.

Solo necesitamos que nos proporcione las dimensiones de su instalación, el esquema de cableado interno, el entorno de aplicación y los requisitos de protección. Nuestro equipo de ingeniería profesional se encarga de todo el diseño, desde el boceto conceptual y el plano dimensional detallado hasta la verificación de la racionalidad estructural y el plano de producción formal, sin costo alguno. Ofrecemos múltiples rondas de optimización y revisión de planos hasta que se ajusten completamente a sus necesidades de cableado y montaje. Elimine los costosos servicios de diseño externo y la carga de trabajo adicional de I+D para su equipo.

Custom Multi Size Dustproof – BESS Cabinet Manufacturer | OEM/ODM插图1

✅ Optimización profesional de la fabricabilidad DFM

Realizamos una revisión completa de DFM en la etapa de diseño, optimizando estructuras de cajas inadecuadas que provocan un sellado deficiente, fugas de polvo, cableado complicado o altos costos de material. Evite retrabajos posteriores al muestreo, reduzca su costo total de producción y minimice los riesgos de fallas en campo causados ​​por un mal diseño de la carcasa.

✅ Recubrimiento electrostático en polvo premium a prueba de polvo y antioxidante

Cuerpo soldado de acero laminado en frío con junta de espuma integrada para alcanzar el grado de protección IP54/IP65 contra el polvo, bloqueando eficazmente la entrada de polvo en entornos industriales y exteriores. El proceso de pulverización electrostática uniforme crea un revestimiento anticorrosivo grueso que resiste la oxidación, los arañazos y el envejecimiento por rayos UV, garantizando una larga vida útil en exteriores.

Custom Multi Size Dustproof – BESS Cabinet Manufacturer | OEM/ODM插图2

✅ Amplia gama de tallas estándar + Personalización completa

Docenas de tamaños estándar listos para muestreo y entrega rápidos; dimensiones, cerradura de puerta, placa de montaje, orificios para cables, color de superficie y grado de protección IP totalmente personalizables para adaptarse a talleres industriales, distribución de energía en centros comerciales, cableado de monitoreo exterior y escenarios de control de automatización.

✅ Cantidad mínima de pedido flexible y plazo de entrega rápido

Se admiten prototipos de una sola pieza y pedidos en masa. Revisión y cotización DFM en 24 horas, muestreo en 7 días hábiles, producción en masa finalizada en 10-15 días según la cantidad.

3. Amplios escenarios de aplicación

Cajas de distribución eléctrica de montaje en superficie para talleres de fábricas, armarios de control eléctrico de centros comerciales, cajas de cableado exteriores a prueba de polvo, cajas de protección para equipos de monitorización, cajas de conexiones de terminales industriales, carcasas metálicas para equipos de automatización y otros armarios de protección eléctrica de montaje en pared.

4. Garantía de calidad y entrega

Inspección de 4 niveles (IQC/PQC/FQC/OQC) con informes de pruebas de dimensiones y sellado antes del envío. El embalaje de espuma a prueba de golpes evita rayones y deformaciones en el revestimiento durante el transporte marítimo de larga distancia. Aceptamos términos comerciales EXW, FOB y CIF con un cronograma de entrega puntual y estable.

😩 Typical Buyer Pain Points

  • No mature structural drawings for outdoor meter cabinets
  • Expensive third-party design fees before you can even quote
  • Water seepage and rust at door seams after outdoor installation
  • Compartments too small for multi-group meters and wiring
  • Lock and hinge failure after repeated field access
  • Coating fading and chalking under long-term UV exposure

✅ How SanJun Solves Them

  • Free production-ready CAD design — you send specs, we draw
  • $0 engineering fees, drawings delivered in days
  • Integrated rain-proof top brim + double sealing slots
  • Custom compartment layout sized to your meter quantity
  • Heavy-duty hinges and weatherproof locks, cycle-tested
  • 60–80 μm UV-resistant powder coating, salt-spray ready
★ Our Core Advantage

Free Production-Ready CAD Design

No drawings? No problem. Send your power module specs — our engineers deliver manufacturable CAD drawings free of charge, saving you $500+ in third-party design fees and weeks of engineering time.

Get My Free CAD Design
CAD FREE
MOQ 1Piece — Prototype Friendly
± 0,1 mmStandard Tolerance
7–10Days to First Prototype
Certificación ISO 9001Certified Factory Direct

What You Can Customize

Dimensions & Layout

Fully custom sizes matched to your power module, battery bank and maintenance clearance.

🧱Material & Thickness

SPCC, SGCC galvanized, SUS304 or Aluminum 5052; 1.0–3.0 mm per load and budget.

💧Protection Grade

IP54–IP55 sealing packages; upgraded gaskets and glands for harsher environments.

🚪Door & Access

Single / double / front-access / rear-access doors with custom locks and hinges.

🔌Cable Entry

Bottom or side entries, sealed gland positions and sizes to your wiring plan.

🌡️Thermal System

Vents, fans, heat exchangers or AC integration — engineered to your heat load.

Manufacturing Capability & Specifications

Custom Distribution & Metering Cabinet — Capability Range
Opciones de materialesSPCC / SGCC galvanized steel / SUS304 stainless steel / Aluminum 5052
Thickness Range1.0 – 2.5 mm (per structural load & enclosure size)
Protection GradeIP54 – IP65 waterproof and dust-proof
Tratamiento de superficieOutdoor weather-resistant powder coating, 60 – 80 μm
CompartmentsIndependent separated meter compartments, 1–3 doors customizable
Locking & SafetyCustom lock positions, sealing strips, grounding bolts
Cable EntryBottom / side knockouts with sealed glands, positions customizable
MountingWall-mounted / pole-mounted / floor-standing
EstándaresDesigned to your local grid & utility standards
PackagingExport-grade plywood case with anti-rust film

* All parameters are adjustable to your project. Contact us for a tailored engineering proposal.

How We Work With You — From RFQ to Delivery

Step 1 · 24hSend Requirements

Dimensions, module layout, or even a hand sketch — any format works.

Step 2 · FreeEngineering Review

Our engineers review manufacturability and propose structure optimizations.

Step 3 · FreeCAD Design

Production-ready drawings delivered for your confirmation. Unlimited revision until approved.

Step 4 · 7–10dPrototipo

First article produced with full QC report and photos for your approval.

Step 5 · 15–25dProducción masiva

Batch fabrication with in-process inspection at every critical step.

Step 6Delivery & Support

Export plywood packing, FOB/CIF/DDP shipping, 12–24 months warranty.

Quality Control Before Every Shipment

Quality inspection reports and photos are provided with each order, so you can confirm workmanship before the goods leave our factory. Third-party inspection (SGS / TÜV / BV) is welcome.

Request QC Report Sample

Pricing & Trade Terms — No Surprises

Quotation within 24 hours

Send specs → factory-direct quote in one business day. Volume pricing: unit cost typically drops 30–50% at 100+ pcs.

💳Payment

T/T 30% deposit, 70% balance before shipment. Sample orders and long-term partners: flexible terms available.

🚢Shipping

FOB, CIF and DDP supported. Export-grade plywood case with anti-rust film as standard.

🛡Warranty

12–24 months against manufacturing defects. Responsive after-sales with replacement parts support.

Proven in the Field

SanJun Hardware supplies custom outdoor distribution and metering cabinets to utility contractors, panel builders and electrical equipment distributors across global markets. Leading OEMs and grid operators trust us with their field deployments — most started with a single prototype order and scaled up from there.

3,000+Metering cabinets delivered to EU utility contractors
0Water-ingress claims on those programs to date
100+Custom projects completed per year

Preguntas frecuentes

What is the minimum order quantity?
MOQ is 1 piece. We welcome prototype and small-batch orders so you can validate the design before scaling up.
Can you design the cabinet if we don't have drawings?
Yes. Free production-ready CAD drawing design is our core service. Provide your power module dimensions, weight and layout requirements, and our engineers will produce manufacturable drawings for your confirmation.
What drawing formats do you accept?
We accept STEP, IGS, DWG, DXF and PDF sketches. Even a hand sketch with key dimensions is enough to start.
How do you quote? What are the payment terms?
Factory-direct quotation within 24 hours of receiving your requirements. Payment by T/T (30% deposit, 70% before shipment). FOB, CIF and DDP shipping terms supported.
What is the typical lead time?
Samples take 7–10 days; mass production takes 15–25 days depending on quantity and surface treatment requirements.
Can the cabinet achieve IP55 or higher protection?
Yes. Our standard sealing design reaches IP54–IP55, and we can upgrade gaskets, cable glands and door structures for harsher environments.
Do you ship internationally?
Yes, we export worldwide with export-grade plywood packaging, and we support FOB, CIF and DDP shipping terms.

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Start Your Custom Project Today

Send your power module specifications — free CAD design and factory-direct quotation within 24 hours.

Get Free Design & Quote
Reply within 24h MOQ 1 piece NDA on request 12–24 months warranty
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