JUNZHIJIA
Model: WL8-4421 (831)

WL8-4421 Gun Case

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The WL8-4421 (item code 831) is a taller case in the JUNZHIJIA 8 Series with a large floor and moderate depth. It measures 440*350*213 mm outside and 410*280*198 mm inside, with lid and base depths of 58 mm and 140 mm, a 4.2 mm wall and a net weight of 2710 g. The 198 mm internal height with a 410 by 280 mm usable floor takes medium-height equipment standing upright, or a two-layer insert that keeps tool sets, measuring instruments and electronic devices together in one case. The closed case is rated IP67 for water and dust protection, reducing the risk from moisture, dust and impact, and the cavity makes it easy to lay out foam pockets with finger cut-outs. Kexin New Materials (Guangdong) Co., Ltd. supplies it factory-direct from its Zhongshan factory for OEM and ODM wholesale; material and appearance are confirmed in the order technical file.

Specifications

External Dimensions440*350*213mm
Internal Dimensions410*280*198mm
Lid + Base Depth58+140mm
Wall Thickness4.2mm
Weight2710g

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FAQ

Frequently Asked Questions

What are the dimensions and usable space of the WL8-4421?

The outer size is 440*350*213 mm and the interior is 410*280*198 mm, giving a usable floor of 410 by 280 mm and 198 mm of height, with lid and base depths of 58 mm and 140 mm, a 4.2 mm wall and a net weight of 2710 g. That combination takes medium-height equipment standing upright and supports a two-layer insert. If an item comes close to 198 mm, allow some foam compression and have the size checked so the lid closes without pressing on the contents.

What are the benefits of the 58 mm and 140 mm depth split?

The lid depth is 58 mm and the base depth is 140 mm, which together account for the 198 mm internal height. The deeper base half carries taller main equipment directly, and the 58 mm lid side not only holds cables and accessories but can press down on the top layer once foam is added, limiting movement in transit. When planning layers, set the main unit height first and then divide the upper and lower foam thicknesses and pocket sizes.

What is the water and dust rating, and what should I watch in long-term use?

The closed case is rated IP67 for water and dust protection, keeping rain, moisture and dust out and covering short immersion and dusty workshops. The body and sealing structure provide the protection, so real performance depends on the lid seating correctly on the gasket. We do not claim military standard certification for this model. Check the gasket and latches for damage and the sealing face for particles, and avoid long soaking or heavy rain once the seal is worn.

How is the body material confirmed?

This product page does not list the body material item by item, and the material, colour and surface configuration actually supplied are confirmed in the order technical file. The 8 Series is supplied as hard protective cases with an IP67 water and dust sealing structure. If your purchasing document must state a material grade or colour code, raise it during the enquiry stage and we will confirm the available configurations on the technical sheet to prevent version mismatches.

Which industries and applications suit this case?

The 410*280*198 mm cavity and 2710 g weight suit instruments, tool sets, electronic devices, and photographic or drone accessories in transport and storage, and it is often used as a case supplied with new equipment, for field maintenance and for spare-part rotation. Upright capacity gives more options for long or tall items, and the two-layer insert keeps a main unit with its accessories. Kexin New Materials (Guangdong) Co., Ltd. supplies it factory-direct for OEM and ODM with custom inserts and printing.

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