FASWORX Marine SmartCraft 4-Way Junction Box (J-Box)

Premium Aftermarket Replacement for Mercury / MerCruiser # 878492K14

Restore seamless data communication to your vessel with the FASWORX 4-Port Junction Box. Engineered to meet or exceed original equipment standards, this central hub is the "brain" of your rigging, allowing multiple SmartCraft devices to communicate across your engine's CAN Bus system.

Key Features:

• Plug-and-Play Integration: Directly replaces Mercury part numbers 878492K14 and the updated 8M0165557.
• Heavy Duty Construction: Built with corrosion-resistant materials and internal shielding to prevent signal interference in harsh saltwater or freshwater environments.
• Comprehensive Connectivity: Connects SC1000/SC100 gauges, VesselView displays, NMEA 2000 gateways, and digital sensors.
• Protective Sealing: Includes (2) weather caps to seal unused ports from moisture and debris.

Fitment Quick-View:

• Mercury Outboards: 30HP to 600HP (2002–Present) equipped with SmartCraft.
• MerCruiser Sterndrives: 3.0L, 4.3L, 4.5L, 5.0L, 5.7L, 6.2L, 8.1L, and 8.2L MPI models.
• Mercury Racing: High-performance SCi series (525, 600, 700, 850, 1075, 1200).

Technical Specifications:

• Ports: 4 Female SmartCraft Terminals
• Contents: 1x Junction Box, 2x Protective Weather Caps
• Condition: Brand New Aftermarket

Pro Tip: This J-Box is stackable and can be used in single or multi-engine configurations. Ensure all unused ports are capped to maintain system integrity.