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Material comparison · Trolley HD ↔ Trolley

WL4321 vs WL606B#

Side-by-side comparison of WL4321 (433*263*209mm, PP) vs WL606B (—, ). Both offer 30–45 day lead time, 500-piece MOQ, CE/RoHS/REACH/ISO 9001 certified. Which one fits your application?

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WL4321 WL606B#

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.

SeriesTrolley HD
MaterialPP
Outer dimensions433*263*209mm
Weight/
Lead time30–45 days
Minimum order quantity500 pieces

✓ WL4321 advantages

  • Same certifications (CE/RoHS/REACH/ISO 9001)
  • Identical lead time (30–45 days)
  • Pantone color and logo from 500-piece MOQ
View product → WL4321
VS

WL606B#

Trolley · PP/ABS

Hard-shell Trolley PP/ABS case WL606B#: outer 615*440*320mm, inner 507*385*290mm, wall 5.3mm. OEM custom foam, logo and color from 500-piece MOQ.

SeriesTrolley
MaterialPP/ABS
Outer dimensions—
Weight—
Lead time30–45 days
Minimum order quantity500 pieces

✓ WL606B# advantages

  • Same B2B workflow (DFM → 3D CAD → sample → mass)
  • AQL 1.0/2.5 inline inspection
  • EXW Guangdong or FOB Shenzhen/Ningbo
View product → WL606B#

Side-by-side specifications

WL4321 WL606B#
SeriesTrolley HDTrolley
MaterialPPPP/ABS
Outer dimensions433*263*209mm—
Inner dimensions411*208*202mm507*385*290mm
Weight/—
Lead time30–45 days30–45 days
Minimum order quantity500500
CertificatesCE / RoHS / REACH / ISO 9001 / BSCICE / RoHS / REACH / ISO 9001 / BSCI

💡 Our recommendation

Pick WL4321 if you need cost-effective larger PP box.

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Summary

5 Key Takeaways: WL4321 vs WL606B#

  1. Model A: WL4321 – 433*263*209mm, /, PP material
  2. Model B: WL606B# – —, —, PP/ABS material
  3. Common: MOQ 500 pieces, lead time 30–45 days, CE/RoHS/REACH/ISO 9001/BSCI certified
  4. Customization: Pantone color, custom logo and foam insert available from 500 pieces
  5. Shipping: EXW Guangdong (pickup) or FOB Shenzhen / Ningbo (sea freight). 28–35 days to Hamburg / Rotterdam

This comparison page analyzes WL4321 and WL606B# 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: WL4321 (Trolley HD, PP) — 433*263*209mm — /
  • Model B: WL606B# (Trolley, PP/ABS) — — — —
  • 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

WL4321 vs WL606B – which is better for outdoor use?

Both models offer similar IP protection (IP54–IP67 depending on variant). For prolonged water exposure we recommend WL606B with better sealing.

Can I order WL4321 vs WL606B with the same branded logo?

Yes, both use silk-screen, hot-stamp, or laser engraving. Pantone color from 500-piece MOQ.

What are the shipping terms for both models?

30–45 days after artwork approval. EXW Guangdong factory pickup or FOB Shenzhen/Ningbo. Sea freight 28–35 days to Hamburg/Rotterdam.

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Ready to discuss your application?

WL4321 or WL606B# – free DFM consultation, 24-h reply on business days. 500-piece MOQ, EXW Guangdong or FOB Shenzhen/Ningbo.

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