Ningbo Simple Trading Co., Ltd. is one of the most reliable manufacturers and suppliers of attached lid boxes in China, also supports custom service. Welcome to wholesale bulk high-grade attached lid boxes from our factory. Quality products and punctual delivery are available.
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Technical Data |
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Top outer diameter |
600*400 *340 mm (±5 mm) |
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Bottom outer diameter |
515*325mm (±5 mm) |
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Nesting height |
85 mm (±5 mm) |
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Weight |
3.02 kgs (±3%) |
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Volume |
50 L |
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Loading |
Single |
25-30 kgs |
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Stacking |
150 kgs |
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Material |
Polypropylene (PP) |
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Operation Temp |
- 18 ℃ ~~~ +70 ℃ |
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Color |
Blue |
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Function |
Stackable and nestable |
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Product Features
Material: Typically made from high-impact, durable thermoplastics Polypropylene (PP). These materials offer excellent resistance to impact, moisture, chemicals, and temperature variations, ensuring a long service life.
Solid Walls: Attached Lid Boxes are made of one-piece thickened injection molding with a three-dimensional reinforcing rib design on all four sides, making them drop-resistant, pressure-resistant, wear-resistant, and anti-aging. They will not deform or crack even after long-term high-frequency turnover.

Stacked nesting Design: Attached Lid Boxes Unique staggered reverse nesting structure, empty crates can be tightly inserted into each other, reducing overall empty volume by over 40% compared with ordinary straight-mouth crates. Greatly cut warehouse rental cost & return freight expense.

Standardized Footprint: The crates are designed with standardized dimensions to be compatible with industry-standard pallets and automated handling systems. This allows for efficient stacking and transportation in logistics and supply chains.
Lid: The inner wall is thickened and reinforced, with evenly distributed reinforcing ribs, ensuring stability when stacked under heavy loads at high levels. It is durable, resistant to repeated use and impacts, and has an ultra-long cycle life.
Ergonomic Features: They often include integrated handholds for easy manual lifting and carrying.

Common Applications
Logistics and Supply Chain:
For moving parts and products between manufacturing plants, warehouses, and distribution centers.
Automotive Industry:
Widely used for transporting components in just-in-time (JIT) manufacturing.
Agriculture:
For harvesting, storing, and transporting fresh produce.
Retail:
For stocking shelves and managing inventory in the backroom.
Storage:
General-purpose storage in homes, garages, and offices.
FAQ
What is an attached lid box?
A: An attached lid box is a plastic storage box with a hinged or connected lid that never separates from the base, preventing loss.
Q: Can attached lid boxes be stacked when full?
A: Yes, they have a reinforced, interlocking design that allows stable, secure stacking without slipping or tipping.
Q: Are attached lid boxes dustproof and waterproof?
A: The tightly fitted attached lid offers excellent dustproof and splash-proof protection for stored items.
Q: What materials are attached lid boxes made of?
A: They are made of heavy-duty, durable PP/HDPE plastic that is impact-resistant, waterproof, and long-lasting.
Q: Can these boxes be nested to save space when empty?
A: Yes, most models can be nested inside each other when empty to reduce storage and shipping costs.
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