Compact laboratory balance KERN EWJ

Compact laboratory balance KERN EWJ

High-quality precision balance with automatic internal adjustment, also with EC type approval [M]


  • Easy to use: All primary functions have their own key on the keypad
  • Automatic internal adjustment, time-controlled every 2 h, guarantees high degree of accuracy and makes the balance independent of its location
  • Capacity display: A bar lights up to show how much of the weighing capacity is still available
  • KERN EWJ/EWJ-H/EWJ-M: USB interface for transferring weighing data to the PC, printer etc., possibly in conjunction with KERN DBS-A02. Can only be used in combination with KERN DBS-A02 accessories KERN EWJ-SM: cost-effective variant without data interfaces
  • Draft shield standard on models KERN EWJ 300- 3, EWJ 600-2SM, EWJ 600-2M, weighing space W×D×H 134×128×80 mm
  • 1 KERN EWJ 300-3H: Large glass draught shield with 3 sliding doors for easy access to the items being weighed. Weighing space W×D×H 175×155×217 mm
  • Protective working cover included with delivery

Technical data

  • Large backlit LCD display, digit height 16,5 mm
  • Dimensions weighing surface
    A ∅ 80 mm
    B ∅ 120 mm, see larger picture
    C W×D 155×145 mm
  • Overall dimensions W×D×H
    220×315×90 mm (without draught shield) 220×340×321 mm (incl. draught shield)
  • Permissible ambient temperature
    KERN EWJ: 15 °C/35 °C
    KERN EWJ-M: 15 °C/30 °C


  • Protective working cover, scope of delivery: 5 items, KERN EWJ-A04S05
  • Rechargeable battery pack internal, operating time up to 15 h without backlight, charging time approx. 4 h,
    KERN KFB-A01
  • KERN EWJ/-H/-M: USB Accessory Kit for bi-directional data exchange between balance/moisture analyser and computer. Scope of delivery: USB cable, driver, Software BalanceConnection,
    KERN DBS-A02
  • RS-232/WiFi adapter for wireless connection to networks and WiFi capable devices, such as tablets, laptops or smartphones, KERN YKI-03
  • RS-232/Ethernet adapter for connection to an IP-based Ethernet network,
    KERN YKI-01
  • Further details, plenty of further accessories and suitable printers see Accessories


Download the brochure of Compact laboratory balance KERN EWJ

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