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Blob series brochure - .PDF file.

OKW has added more battery compartment options to its range of handheld plastic enclosures. The highly contoured Blob series of enclosures, for example, has been designed to accept coin cell batteries such as CR1216 and CR1220 and is suitable for medical, wellness and personal electronics equipment.

The company’s range of battery compartment enclosures now includes 17 individual product lines offering internal mounting for battery sizes N, AA, AAA, C and 9V, as well as coin cells.

Four different types of battery compartment are offered by the company.

OKW supplies a range of nickel-plated spring contacts for use in the battery compartments. The latest contacts conform to DIN EN 60601 and have a modified geometry that rules out the possiblity of short circuit if the batteries are inserted incorrectly.

Click on the link above to download the Blob series brochure.

Key features


  • This has an integral battery compartment where the batteries are located inside the base section
  • Access to them is by opening the enclosure itself


  • This has a separate lidded battery compartment, which is moulded into the base section
  • It includes a clip-on lid, which allows the batteries to be changed without opening the enclosure


  • This has a lidded battery compartment with screw-in cradles
  • Battery compartment employs separate screw-in battery cradles for different sizes and numbers of batteries — for example 2 x AA or 4 x AA
  • The cradles are fitted to the base section, which also has a clip-in/screw-on removable lid


  • This has plug-in battery compartments
  • It is designed for applications where frequent replacement of battery packs is required because recharging cannot be carried out in situ

OKW manufactures a huge range of plastic enclosures for housing OEM electronics equipment from handheld devices to wall-mounted systems. The company has a worldwide reputation for developing innovative enclosure systems that are manufactured to the very highest quality standards.

OKW electronic enclosures are ergonomically designed and provide visually pleasing and highly tactile housing solutions that can accommodate the latest electronic components. For example: membrane keypads; LCD display modules; TFT screens; flexible PCBs; and battery packs.

OKW enclosures are available in a very wide selection of sizes and types including:

  • Miniature key-fob-style enclosures
  • Handheld enclosures
  • Instrument enclosures
  • Wall-mount enclosures
  • IP65 and IP66 sealed enclosures
  • Portable enclosures
  • Desktop enclosures
  • Keypad enclosures
  • Sloping front enclosures
  • DIN-rail enclosures
  • Potting boxes

The company also offers an extensive customising service, which includes CNC machining and drilling, silk-screen printing, painting and moulding in alternative colours, EMC shielding, assembly and much more.

OKW also manufactures an extensive range of tuning knobs and collet knobs in modern and traditional styles.

The company manufacturers its enclosures and knobs to international standards including: EN ISO 9001:2000 and ISO 14001: 2004.

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