connector
BSUMWELL/ OEM
$1.8 - $2.9
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| Engineered in full compliance with IEC 60309-1 / IEC 60309-2 international standards, this heavy-duty industrial plug and socket series provides secure power distribution for single-phase (110V–230V) and three-phase (380V–500V) electrical systems. Available in 16A and 32A current configurations across 3-pin (2P+E), 4-pin (3P+E), and 5-pin (3P+N+E) pin layouts, these connectors ensure error-free mechanical keying to prevent improper voltage pairing across industrial installations. | |||||||||
Engineered in full compliance with IEC 60309-1 / IEC 60309-2 international standards, this heavy-duty industrial plug and socket series provides secure power distribution for single-phase (110V–230V) and three-phase (380V–500V) electrical systems. Available in 16A and 32A current configurations across 3-pin (2P+E), 4-pin (3P+E), and 5-pin (3P+N+E) pin layouts, these connectors ensure error-free mechanical keying to prevent improper voltage pairing across industrial installations.
Solid Brass Contact Pins: Precision-machined solid brass contacts provide maximum electrical conductivity, minimal contact resistance, and thermal stability during continuous high-load operations.
Impact & Chemical Resistant Casing: Constructed from high-grade thermoplastic housing (PA66 / PC blend) offering superior flame retardancy (UL94-V0 rated), high dielectric strength, and resistance against oil, grease, weak acids, and mechanical impacts.
Dual-Action Waterproofing: Features a threaded locking ring mechanism with internal rubber gasket seals and a rear strain-relief cable gland to maintain consistent IP44 or IP67 ingress protection against heavy water jets, dust ingress, and outdoor environmental exposure.
Manufactured under strict ISO 9001 quality management protocols. Fully tested and certified for CE, RoHS, and REACH compliance, making them suitable for heavy-duty deployment in construction sites, metallurgical plants, power generation facilities, agricultural equipment, outdoor venues, and marine docks.
These products adhere strictly to IEC 60309 standards, ensuring universal mechanical and electrical compatibility with standardized industrial power distribution equipment globally.
IP44 models feature a spring-loaded splash-proof cover suitable for indoor factories, sheltered construction zones, and general outdoor splash-prone environments. IP67 models use a threaded locking seal ring for dust-tight and temporary immersion protection in heavy rainfall or washdown conditions.
Standard IEC color coding is utilized: Yellow indicates 110V–130V (50/60Hz), Blue indicates 220V–250V single-phase systems, and Red indicates 380V–480V three-phase electrical connections.
Yes. The outer thermoplastic shell is formulated with UV stabilizers and high chemical resistance, preventing material degradation, cracking, or color fading when exposed to sunlight, motor oil, or industrial solvents over prolonged operational cycles.

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Q1: What makes this ABS enclosure suitable for direct burial or underground applications compared to standard PVC?
A1: High-grade ABS provides significantly higher impact resistance, tensile strength, and structural rigidity than standard PVC. This allows the enclosure to withstand the constant soil pressure, gravel shifting, and freeze-thaw cycles common in underground environments without cracking or deforming, while naturally resisting underground moisture, fungi, and soil chemicals.
Q2: How does the cable sealing system maintain its IP68 rating under high hydrostatic pressure?
A2: The enclosure utilizes a combination of compression-fit silicone gaskets along the lid and specialized mechanical cable glands at the entry points. When the glands are tightened, they compress a internal rubber seal uniformly around the cable jacket, preventing water tracking even when the unit is submerged or subjected to rising groundwater levels.
Q3: Can these plastic enclosures safely operate in industrial areas requiring explosion-proof specifications?
A3: Yes. The enclosure is engineered with high-density, flame-retardant ABS material that mitigates the risk of static build-up and surface arc ignition. Its robust wall thickness and secure fastening mechanism are designed to prevent external gases or dust from contacting internal electrical sparks, making it ideal for zone-classified dust or non-mining volatile environments.
Q4: Are these boxes resistant to prolonged sunlight if used above ground before transitioning underground?
A4: While standard ABS can degrade under prolonged UV exposure, our industrial-grade enclosures are manufactured with integrated UV-stabilizing compounds. This advanced formulation prevents the plastic from becoming brittle, fading, or cracking when exposed to direct sunlight in outdoor, above-ground installations.
Q1. Can I request samples of waterproof aluminum enclosures before bulk ordering?
A: Absolutely. We encourage sample orders for quality validation and even accept mixed samples. While standard samples are provided free of charge for qualified clients, custom samples may incur a nominal fee that will be credited toward future orders.
Q2. What is your production lead time?
A: Our streamlined process ensures:
Samples: 3-5 working days (expedited service available)
Mass production: 1-2 weeks for orders exceeding 1,000 units
Note: Lead times may vary for complex customization projects.
Q3. Is there a minimum order quantity (MOQ) for waterproof enclosures?
A: We prioritize flexibility for our partners:
Sampling: MOQ 1 unit for quality verification
Bulk orders: Competitive MOQ starting at 500 units, with tiered pricing for volume orders
Q4. What shipping methods do you offer for international orders?
A: We provide end-to-end logistics solutions:
Express: DHL/UPS/FedEx (3-5 days, door-to-door tracking)
Air freight: 5-7 days for urgent bulk shipments
Sea freight: Economical option for full-container loads (FCL)
Customs clearance support included for all shipments.
Q5. What is the standard ordering process?
A: Our 5-step streamlined workflow:
Technical consultation (application scenarios/IP rating requirements)
DFM analysis & formal quotation
Sample approval & 30% deposit payment
Production with weekly progress reports
Final inspection & balance payment
Q6. Can you apply custom branding to the products?
A: Yes, we offer value-added OEM services:
Logo engraving/pad printing (provide vector files in .ai/.eps format)
Custom packaging solutions
Design proof must be approved 72hrs before production commencement.
Q7. What quality assurance do you provide?
A: Our commitment includes:
Product warranty: 2-year limited warranty (extendable)
Certifications: IP68/IP69K compliant, RoHS & REACH certified
Testing reports: Third-party lab reports available upon request
Q8. How are quality issues handled?
A: Our zero-defect protocol ensures:
Prevention: ISO 9001:2015 certified production with automated optical inspection
Resolution:
Single-unit defects: Replacement within 48hrs (NCR report provided)
Batch issues: Full root-cause analysis + 3 resolution proposals within 72hrs
Critical defects: On-site technical support available
Need More Details?
Contact our sales team at [Sales@bsumwell.com] for project-specific consultation.


