Junction box ALCJB (aluminium or stainless steel, IP65)

ALCJB junction box – Robust connection box for analog sensors & load cells (IP65)

The ALCJB junction box , also known as a terminal box , connection box , or sensor distribution box , is a reliable solution for professional sensor cabling and signal distribution in industrial and weighing technology . It was specifically designed for the safe connection of analog load cells , load sensors , and 4- or 6-wire analog sensors .

Thanks to its high IP65 protection rating, robust materials and flexible variants, the ALCJB Junction Box is ideal for harsh industrial environments, automation systems and precise weighing solutions.

ALCJB 1 – Compact Junction Box for 1 Analog Sensor

The ALCJB 1 junction box is ideal for applications with a single load cell or analog sensor .

Highlights & technical data:

• Junction box for 1 analog sensor (4-/6-wire)

• Housing made of painted aluminum

• Protection class IP65 – dustproof and splashproof

• Tool-free connection via spring-loaded terminals

• Temperature compensated range: -40 to +60 °C

• Cable glands: 1 inlet / 1 outlet

• Brass cable gland Ø 4-8 mm

• Optional ATEX compliant (on request)

ALCJB A4 / A6 / A8 – Junction box for 4, 6 or 8 analog sensors

The ALCJB A4 , ALCJB A6 and ALCJB A8 models are high-performance connection boxes for multi-channel weighing systems .

Characteristics:

• Junction box for 4, 6 or 8 load cells / analog sensors

• Robust aluminum housing with IP65 protection rating

• Corner adjustment via potentiometer (10 Ω or resistors)

• Spring-loaded terminals for quick, secure connection

• Optional surge protection

• Operating temperature: -40 to +60 °C

• Cable glands:

  • Inlet: Ø 4–8 mm

  • Outlet: Ø 5–10 mm (ATEX up to Ø 10 mm)

• Optionally available with ATEX approval (please inquire)

Ideal for industrial scales , platform scales , container scales and multi-point weighing systems .

ALCJB X4 – Stainless steel junction box for demanding industrial environments

The ALCJB X4 Junction Box offers maximum robustness and is specifically designed for harsh or hygienically demanding areas .

Features:

• Stainless steel junction box with IP65 protection

• Connection for 4 load cells (4-/6-wire)

• Corner adjustment via potentiometer

• Spring-loaded clamps for vibration-proof connection

• Temperature range: -40 to +60 °C

• Nickel-plated brass cable glands

  • Inlet: Ø 2.5–7 mm (ATEX from Ø 4 mm)

  • Outlet: Ø 6–11.5 mm (ATEX from Ø 7 mm)

• Optional with DIN rail mounting (ALCJB-D4)

• Optional ATEX certified (on request)

Your advantages with the ALCJB series

• Reliable junction box for analog sensors

• IP65 junction box for industry & automation

• High measurement accuracy through precise corner alignment

• Flexible versions for 1 to 8 load cells

• ATEX option for potentially explosive atmospheres

ATEX versions and special variants are available on request.