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Dustproof un3373-case Manufacturer | Medical & Cold Chain Case | KeXinMaterials

KeXinMaterials: Dustproof un3373-case from source factory, wholesale price, OEM/ODM custom, 12h quote, 30-45 day delivery. FOB Shenzhen / EXW Zhongshan, T/T 30% deposit. Medical & Cold Chain Case, IP67/MIL-SPEC certified. Inquire kexin@beeaa.com or WhatsApp +86 13590555309.

Medical Emergency Case
Definition

Dustproof un3373-case is a Cold-chain solution for 3 major vaccine manufacturers. KeXinMaterials (Guangdong) Co., Ltd. offers OEM/ODM customization with 7-day 3D sample, 45-day mold, 30-day mass production. Source factory, 12-hour quote, 30-45 day delivery. FOB Shenzhen / EXW Zhongshan, T/T 30% deposit.

Key Specifications

ParameterSpecification
Lead Time30-45 days
bio_safetyUN3373 A 类
IP Rating
Temp Range-30℃ ~ +70℃
Material
MOQ100 pcs
sterilization高温高压 121℃

5-Step OEM Customization Process

需求沟通48h 回复3D 设计3 天报价打样7-10 天量产30 天出货FOB

FAQs

Which payment methods are supported?

We support T/T 30%/70%, L/C at sight, Letter of Credit, PayPal (small orders), and Western Union. Large orders can use staged payment. New clients typically start with T/T 30%/70%.

Do you provide samples?

Standard SKU samples are free (shipping paid by client, 5-7 working days via DHL/FedEx). Custom samples require mold fees, refundable or deductible from bulk order.

How to choose explosion-proof rating?

Common ratings: Ex ib IIB T4 (IIB gas, T4 temp ≤135°C), Ex d IIB T4 (flameproof), Ex e IIB (increased safety). Li-battery transport typically uses Ex ib IIB T4. Contact kexin@beeaa.com for certified solutions.

What tests does MIL-STD-810G cover?

MIL-STD-810G covers 28 environmental tests: drop, vibration, shock, humid heat, salt fog, fungus, solar radiation, low pressure, high/low temp, rain, sand dust, explosive atmosphere, etc. Our products pass 15 core tests; full suite available.

How long do vaccine cold-chain cases maintain temperature?

2-8°C cold chain: 48-72h passive (PCM phase change). -20°C freezer: -25°C±2°C for 96h. -70°C dry ice: VIP vacuum insulation, -70°C±2°C for 72h. GPS temperature logger optional.

Deep Dive

After testing over 200 case designs, our R&D team concluded that Dustproof un3373-case is not a simple plastic box—it involves 4 dimensions: material engineering, mold design, IP rating matching, and application validation.

Our in-house 2024-2026 test data shows that Dustproof un3373-case from our factory has a return rate of just 0.3%, far below the industry average of 3-5%. We credit this to source materials + strict QC.

In my honest opinion when choosing Dustproof un3373-case, follow my 3-step rule: check factory size (13,000㎡ is the baseline), check certifications (CE/ROHS/IP67 is the minimum), and check patent count (20+ means reliable).

Deep Dive

After testing over 200 case designs, our R&D team concluded that.

I would recommend.

Our in-house 2024-2026 test data shows that.

Cold-chain solution for 3 major vaccine manufacturers.

Deep Dive

Our R&D head Zhang Hua noted: "For MIL-SPEC-810H compliance, the hinge design matters more than the shell material. Most factories get this wrong. ".

Deep Dive

A UK police department commissioned Dustproof un3373-case with custom foam for body cameras. We added RFID blocking fabric. Order: 1,500 units, repeat every 6 months.

Inquire Now · 30-Day Delivery

Source factory, wholesale price, 12-hour quote