trolley-case how much from KeXinMaterials source factory. OEM/ODM, wholesale, factory-direct pricing. 9 WL series sizes WL1204-WL5020, IP67/MIL-STD-810H certified, MOQ 30, 12h quote, 35-day delivery to 47 countries.
What is trolley-case how much, really? The term gets used loosely in the B2B protective case market. Here is the precise definition, what it includes, and what it does not.
If you have not worked with the WL series before, this is the cheat sheet. WL1204-WL1504 are Small (under 200mm). WL1905-WL2808 are Medium (200-300mm). WL3812-WL5020 are Large (300-500mm). Within each tier, the model number encodes the length, width, height in cm.
| Model | Outer (mm) | Inner (mm) | Weight (g) | Material | Size Class |
|---|---|---|---|---|---|
| WL3812-T | 380×320×120 mm | 365×280×110 mm | 1400 g | PP+Aluminum Frame | Sales Rep Kit |
| WL5020-T | 500×400×200 mm | 480×360×185 mm | 3100 g | PP+Aluminum Frame | Trade Show Case |
| WL8040-T | 800×500×400 mm | 770×470×370 mm | 8500 g | PP+Aluminum Frame | Mobile Conference Kit |
The most common model for "trolley-case how much" buyers is the WL3812-T (380×320×120 mm OD, 1400 g empty weight, PP+Aluminum Frame body).
All trolley-case how much cases use engineering-grade polypropylene (PP) or PP+glass-fiber composite (PP+GF) for the shell, with CNC-cut closed-cell PE foam inside (density 25 kg/m³). The foam density is calibrated to absorb 1.2m drops on concrete while keeping your equipment from shifting.
The shell is rated IP54 (splash-resistant, not submersible) ingress protection and validated to MIL-STD-810H Method 516.8 (26 drops at 1.2m). Temperature range is -40 ~ +80 °C. The automatic pressure-equalization valve keeps the seal intact during air transport and at altitude. Latch is a double-throw design rated for 5,000 open/close cycles. All units are 100% inspected for wall thickness uniformity, latch engagement, and foam adhesion before shipping.
Our trolley-case how much buyers in 2024 include: 35% camera operators / filmmakers, 25% drone pilots / commercial UAS, 15% broadcast / TV stations, 10% military / law enforcement, 10% medical / first responders, 5% industrial / OEM. Profile data from 2024 buyer survey.
For trolley-case how much, the decision comes down to: equipment dimensions (always measure with 5-10mm foam clearance), IP rating (IP65 indoor, IP67 outdoor, IP68 water), and certification (FCC for USA, CE for EU, MIL-STD for military). Beyond that, it is foam layout and quantity discount.
For alternatives: soft padded bags (¥50–200, $7–30) are cheaper but offer no real protection and last 6 months. Aluminum hard cases ($80–300) are heavier, prone to denting, and 2–4× the price. Carbon fiber cases ($300+) are overkill for 95% of B2B use cases. Our PP/PC engineering cases hit the sweet spot: 90% of the protection of aluminum at 30% of the weight and 50% of the cost, with 10-year typical service life.
We ship trolley-case how much to 47 countries via FOB Shenzhen, CIF, DDP, EXW. Sea: 12-38 days by region. Express (DHL/FedEx): 3-7 days for samples. Full container load: 28-35 days. We provide commercial invoice, packing list, certificate of origin, IP test certificate with every shipment.
We have answered these questions 10,000+ times since 2014. This page is the consolidated version.
Established 2014. 13,000 sqm factory in Fusha Industrial Park, Zhongshan, Guangdong. 12 production lines, 60+ injection molding machines, 100+ employees, 20+ patents. Monthly capacity 80,000 units. Annual export revenue 8M+ USD to 47 countries.
Direct from the OEM. Unlike trading companies or sourcing agents who add 15–40% markup and disappear after delivery, KeXinMaterials handles everything in-house: mold development, injection molding, foam CNC cutting, QC testing, export documentation. Our 2024 buyer survey showed 87% repeat-order rate and 0.3% defect rate across 47 countries.
| Quantity | Unit Price | Discount | Lead Time | Sample |
|---|---|---|---|---|
| 50-99 pcs | USD 37.70 | — | 20 days | Free (pay shipping) |
| 100-199 pcs | USD 33.35 | 5% off | 25 days | Free (pay shipping) |
| 200-499 pcs | USD 29.00 | 10% off | 30 days | Free (pay shipping) |
| 500-999 pcs | USD 26.10 | 15% off | 30 days | Free (pay shipping) |
| 1000+ pcs | USD 23.20 | 20% off | 35-45 days | Free (pay shipping) |
Reference price for WL3812-T (380×320×120 mm). Custom sizes, colors, foam add 5–30%. Quote valid 30 days.
trolley-case how much: Buyer Decision Tree
Visual summary of the key specifications. Print-friendly for buyer reference.
📹 60-second factory + product walkthrough. trolley-case how much buyer guide walkthrough, equipment fitting, quote process
Report within 48 hours with photos. We replace at no cost within 90 days. Defect rate <0.3% in 2024. For OEM/ODM orders, we keep tooling for 3 years — re-orders are 15-20 days lead time.
Every shipment includes a lot certificate with serial numbers, manufacturing date, and QC inspector signature. Cross-check the serial number with our database at kexin@beeaa.com to verify authenticity and view the test report.
OEM: you design, we manufacture. ODM: we design (based on your use case), you brand. OEM requires 3D model / spec sheet from you. ODM requires usage description only. OEM MOQ 500, ODM MOQ 200. Both lead time 25-30 days for tooling.
Yes. Free samples for standard WL series (you pay shipping, $30-80 via DHL). 5-day sample lead time. Custom samples: $200-500 fee (refundable on order >2,000 units), 7-15 day lead time.
No, you can supply your own foam. We can ship the case without foam (15% cost reduction) or with custom foam (your spec). Our standard foam is 25mm base + 10mm convoluted lid, CNC-cut to 0.5mm tolerance.
Free 5-day prototyping. ISO 9001 factory-direct. Ships to 47 countries.