JB8SP TuffSeal® Signal Trim Junction Box


  • Polycarbonate, NEMA Type 4X enclosure
  • PreVent™ breather vent
  • Conformal coated circuit board
  • Removable load cell connectors
  • Section and individual cell trim capability
  • Number of cells: Two, four, six or eight single load cells (even number of cells only)
  • Expansion port
  • Truck, livestock and railroad scales

Ideal for use with truck, livestock and railroad scales, the JB8SP TuffSeal® signal trim junction box effectively seals in sensitive circuitry and resists potentially damaging elements. Conjoining up to eight load cells in one unit, the JB8SP TuffSeal junction box also includes an expansion port if needed. For convenience, this junction box has both section and individual cell signal trim capability.

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JB8SP TuffSeal Signal Trim Junction Box Specifications

Cable Fittings:
(9) 3/8 in NPT 0.157 to 0.314 in
(2) 1/2 in NPT 0.272  to 0.472 in

NEMA Type 4X
Polycarbonate with overlapping solid cover, stainless steel screws

Pluggable screw type, 12 to 28 AWG

Individual cell trim, range

100,000 ohm, 25 turn cermet

Temperature Range:
Operating: 0 °F to 122 °F (-18 °C to 50 °C)

Circuit Board:
5.7 × 7.2 in with conformal coating

One-year limited


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