Within series · Trolley HD ↔ Trolley HD

WL2811 vs WL4321

Name: WL2811 – Hard-shell Trolley PP case WL2811: outer 280*225*111mm, inner 253*180*98mm, wall 5mm. OEM custom foam, logo and color from 500-piece MOQ.
Brand: Kexin OEM Case
SKU: WL2811
Availability: MadeToOrder
Rating: 4.6 (32 reviews)

Side-by-side comparison of two Trolley cases: WL2811 (280×225×111mm, PP) vs WL4321 (433×263×209mm, Engineering PP). Both offer 30–45 day lead time, 500-piece MOQ, CE/RoHS/REACH/ISO 9001 certified. Which one fits your needs?

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WL2811

Trolley HD · PP

Hard-shell Trolley PP case WL2811: outer 280*225*111mm, inner 253*180*98mm, wall 5mm. OEM custom foam, logo and color from 500-piece MOQ.

Series	Trolley HD
Material	PP
Outer dimensions	280×225×111mm
Weight	—
Lead time	30–45 days
Minimum order quantity	500 pieces

✓ WL2811 advantages

More compact – easier to carry
PP: high chemical and temperature resistance

View product → WL2811

VS

WL4321

Trolley HD · PP

Hard-shell Trolley PP case WL4321: outer 433*263*209mm, inner 411*208*202mm, wall 3mm. OEM custom foam, logo and color from 500-piece MOQ.

Series	Trolley HD
Material	PP
Outer dimensions	433×263×209mm
Weight	/
Lead time	30–45 days
Minimum order quantity	500 pieces

✓ WL4321 advantages

Larger internal volume for bulkier gear

View product → WL4321

Side-by-side specifications

	WL2811	WL4321
Series	Trolley HD	Trolley HD
Material	PP	PP
Outer dimensions	280×225×111mm	433×263×209mm
Inner dimensions	25318098mm	411208202mm
Weight	—	/
Lead time	30–45 days	30–45 days
Minimum order quantity	500	500
Certificates	CE / RoHS / REACH / ISO 9001 / BSCI	CE / RoHS / REACH / ISO 9001 / BSCI

Summary

This comparison page analyzes WL2811 and WL4321 from the Kexin range. Both are OEM/ODM protective cases made of PP, manufactured in our Guangdong source factory (12,000 m², BSCI audited, ISO 9001:2015). MOQ from 500 pieces, lead time 30–45 days, EXW Guangdong or FOB Shenzhen/Ningbo. Certificates: CE, RoHS 2/3, REACH, ISO 9001, BSCI. Custom foam insert, Pantone colour and logo from 500 pieces. Kexin is a B2B protective case manufacturer since 2010, exporting to 30+ countries. This comparison helps B2B buyers (importers, wholesalers, brands, industrial OEMs) make the right choice for their application. Contact: [email protected] or +86 135 9055 5309.

Comparison data at a glance

Model A: WL2811 (Trolley HD, PP) — 280×225×111mm — —
Model B: WL4321 (Trolley HD, PP) — 433×263×209mm — /
Common: MOQ 500, Lead time 30–45 days, CE/RoHS/REACH/ISO 9001/BSCI, EXW Guangdong oder FOB Shenzhen/Ningbo
Customizable: Logo, Pantone colour, foam insert, tooling
B2B service: OEM/ODM 7-Schritte-Prozess, kostenlose DFM-Review, technische Unterstützung DE/EN/ZH/FR

FAQ

WL2811 or WL4321 – which is more rugged?

Both have wall thickness ≥2mm and CE/RoHS/REACH/ISO 9001 certified. WL2811 weighs —, WL4321 weighs /. For heavier gear we recommend the model with thicker wall.

Can I order WL2811 and WL4321 with the same logo?

Yes, both use identical logo processes: silkscreen, hot-stamp, or laser engraving. Pantone colour from 500-piece MOQ for both.

What is the lead time for both models?

30–45 days after artwork approval for OEM/ODM. factory-direct 3–7 day delivery to DE/EU. Sample from factory-direct in 3–5 days.