Power Distribution Block 12V Negative Bus Bar For Auto Boat Solar
Organize your vehicle, marine vessel, or solar power setup with this 12V negative bus bar distribution block engineered for reliable current management and clean cable routing. Whether you are upgrading an RV electrical system, outfitting a fishing boat, or grounding aftermarket car audio components, this module consolidates multiple grounding wires into a single, accessible junction point. Built with a fire-retardant ABS housing reinforced by zinc alloy brackets and brass contact screws, it minimizes connection resistance while preventing loose wires from chafing against sharp metal edges.
The block operates safely up to 48V DC, handling a maximum total capacity of 180A across sixteen independent terminals. Each connection point supports 15 amps, distributing heavy loads evenly and reducing the risk of hot spots in crowded engine bays or tight console cavities. Choose between red or black finishes to match your existing cable colors and maintain a tidy installation.
Benefits & Tips
- Streamline Grounding Loops: Route all device chassis grounds here instead of bolting separate wires to the hull or frame, ensuring stable voltage references.
- Tool-Friendly Installation: Standard flat-head and Phillips-compatible screws accept common automotive fastening tools for quick field assembly.
- Moisture Resistance: The sealed polycarbonate cover and non-corrosive brass contacts protect against salt spray and condensation in marine environments.
Product Specifications
- Maximum voltage: 48V DC
- Rated current per terminal: 15A
- Total board capacity: 180A
- Premium terminals: 16 screw-type connectors
- Construction: Reinforced ABS body with zinc alloy brackets and brass contacts
- Designed for: Automotive, RVs, boats, yachts, car audio, and solar energy systems
Package includes:
- 1× Bus bar rail (red or black as selected)
- 1× Protective dust cover / sheath
- 16× Mounting termianls compatible with standard automotive gauge wire
Safety Reminders
Install appropriately sized inline fuses or circuit breakers upstream of this block to guard against short circuits. Always disconnect the primary power source before crimping, stripping, or tightening any connections.
All electronic and mechanical equipment, devices and machines sold by InterCyprus to EU countries are CE certified and carry a two year warranty.
Trusted by boaters and gearhead builders since 2002 — complete your project with confidence at intercyprus.com.