Description
12 WIRE JUNCTION BOX
PART NUMBER(S):
Fleet Products: 211240, 667-1440, FS-3584, FS-3585
DESCRIPTION:
Model: 12-Wire Junction Box – Surface Mount
Vehicles: Universal fit for heavy-duty trucks, trailers, and commercial vehicle electrical systems
• Terminal Capacity: Up to 12 wire entries
• Material: Precision-molded Engineering Grade Composite (EGC)
• Mounting: Surface mount (standard truck/trailer frame applications)
• Moisture Protection: Moisture-sealed enclosure for electrical integrity
• Compatibility: Accepts optional circuit breaker integration
• Construction Features: Halogen-free, corrosion-resistant plastic; durable EGC body resists impact, chemicals, and road vibration
• Environmental Ratings: Protection rating generally meets or exceeds IP65, NEMA 12/13 depending on final mounting configuration
• Typical Dimensions: Approx. 86mm x 86mm housing size (nominal industry size for composite enclosures)
• Operating Temperature: Rated for –25°C to +60°C in plastic models
Applications:
Designed for secure and organized electrical distribution in trailers, semi-trailers, and other commercial vehicles requiring up to 12 separate wire circuits. Ideal for installations involving brake, signal, marker, or auxiliary systems. Its durable sealed composite housing ensures long service life in demanding road conditions. Universally mountable to trailer frames, bulkheads, or crossmembers.
CROSS-REFERENCE(S):
211240
A cross-reference listing means this part may be a compatible replacement for these part numbers based on OEM or distributor data.
IMPORTANT INSTALLATION NOTES:
✔ Mount securely on trailer or truck frame using appropriate fasteners
✔ Use bottom or side grommet entries only to avoid moisture ingress
✔ Ensure all wire insulation extends 6–13mm past clamp points
✔ Strip 19mm of insulation per terminal standard; allow minimum 152mm wire inside box for service loop
✔ Use circuit tester post-installation to verify continuity and grounding
✔ De-energize system and verify with voltmeter before handling wires
✔ Avoid mounting box above heat-generating components or moving parts
✔ Ground per NEC electrical codes using bonding studs or jumpers
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Warranty Information
