Blow molded plastic cases offer lightweight, durable storage for tools, electronics, and field equipment. This guide highlights five reliable options, focusing on exterior and interior dimensions, material quality, and practical features. Each listed product includes a direct link to Amazon for quick viewing and easy purchase. The selections emphasize versatility, rugged construction, and value for owners who need dependable carry cases in demanding environments.
| Product | Brand | Exterior Dimensions | Interior Dimensions |
|---|---|---|---|
| Platt Cases 801 Blow Molded Foam Filled Case | Platt | 21″ x 8″ x 2 1/2″ | 20″ x 7″ x 2 3/16″ |
| Blow Molded Case in Black: 8 x 12 x 3 | Platt | 12″ x 8″ x 3.75″ | — |
| Blow-Molded Case | Proto | — | — |
| PLATT Cases 607 Blow Molded Foam Filled Case | PLATT | 17″ x 12″ x 3 1/4″ | 15 7/8″ x 10 8/8″ x 2 7/8″ |
| Blow Molded Case 339 Set Color Navy | Wright Tool | — | — |
Product Details Overview
Below are five blow molded plastic cases that balance lightweight design with rugged durability. Each entry presents key dimensions and notable features to help buyers compare capacity, fit, and protection for sensitive equipment or tools.
Platt Cases 801 Blow Molded Foam Filled Case

The Platt 801 is a foam-filled blow molded case designed for transport and protection of delicate equipment. Exterior dimensions measure 21″ x 8″ x 2 1/2″, while the interior offers 20″ x 7″ x 2 3/16″ of usable space. The foam filling helps cushion gear against impacts during travel or storage. Shipping dimensions are listed as 21″ x 9″ x 5″. This model suits instrument cases, electronic gear, or small tool sets that benefit from a snug, vibration-absorbing interior.
Blow Molded Case in Black: 8 x 12 x 3

This Platt blow molded case offers compact dimensions with a robust profile for portable use. Exterior measurements are 12″ x 8″ x 3.75″, and the listing notes its polyethylene construction and RoHS-related compatibility. While exact interior dimensions aren’t specified, the size is suitable for compact tools, field accessories, or sensitive items that require a durable shell and basic splash resistance during transport.
Proto Blow-Molded Case

The Proto Blow-Molded Case emphasizes a straightforward, rugged design often used for field equipment and tools. The product name highlights its blow-molded construction, with a focus on durability and basic protection. While specific dimensions are not listed in the provided data, this option is typically valued for weather resistance and impact protection in everyday tasks requiring reliable travel cases.
PLATT Cases 607 Blow Molded Foam Filled Case

Platt’s 607 model offers foam-filled protection inside a blow molded exterior. Exterior dimensions measure 17″ x 12″ x 3 1/4″, with interior space at 15 7/8″ x 10 8/8″ x 2 7/8″. The casing is designed to provide a sturdy shell for ergonomic, all-day carrying and transport of compact gear, electronics, or tools that require an extra layer of impact absorption via foam padding.
Blow Molded Case 339 Set Color Navy

The Wright Tool Blow Molded Case 339 Set in Navy color provides a compact option suitable for tool kits or instrument sets. The listing emphasizes the Blow Molded Case identity with multiple mentions of the same feature, signaling a focus on durable outer shells and straightforward protection. While exact interior dimensions aren’t provided here, the set format implies a modular approach to organizing components within a rugged case.
Buying Guide: Key Considerations For Choosing Blow Molded Plastic Cases
When selecting a blow molded plastic case, buyers should consider the following factors to ensure the case meets their needs:
- Durability and material: Blow molded cases typically use high-density polyethylene or similar plastics for impact resistance and weather exposure. Check wall thickness and corner design for longer service life.
- Dimensions and fit: Compare exterior versus interior dimensions to ensure your gear fits securely. Foam-filled interiors add protection for delicate items and reduce movement.
- Weight and portability: Lighter cases aid in transport, but ensure they don’t sacrifice protection. Look for ergonomic handles and balanced weight distribution.
- Sealing and weather resistance: Some cases offer gasket seals or water resistance. Consider your work environment and whether dust, moisture, or spills are concerns.
- Security features: Latches, locks, and stiff hinges matter for transport and storage. Decide if a padlock-ready design is required.
- Interior organization: Foam inserts, dividers, or modular layouts help maximize space and protect valuables. Foam-filled options reduce gear shift during travel.
- Brand and availability: Reputable brands with readily available replacement parts or foam inserts can simplify maintenance over time.
- Price-to-value: Compare construction quality, dimensions, and included accessories to determine overall value for your use case.