Reliable battery connector wholesale solutions for firewalls and bulkheads. Engineered for high-load LiFePO4 arrays in marine, RV, and industrial systems.

350A continuous current capacity with zero-chafing pass-through architecture.
Reinforced glass-filled nylon housing paired with tin-plated copper alloy studs.
Optimized for high-temp environments with self-extinguishing housing properties.
Rated for IP66 exposure, perfect for marine hulls and exterior RV power bays.

Engineered for high-current resilience in 2026 power architectures, these 350A Feed-Through Junction Blocks bridge the gap between efficiency and durability. Designed with reinforced glass-filled nylon and nickel-plated conductors, they ensure zero voltage drop across firewalls in marine and RV LiFePO4 arrays, offering a failsafe foundation for mission-critical energy distribution.
| Current Rating | 350A Continuous @ 12V-48V DC |
| Stud Size | 5/16"-18 (8mm Equivalent) |
| Housing Material | UL94 V-0 Flame Retardant Thermoplastic |
| Environment | IP66 Waterproof & Corrosion Resistant |
Expert guidance from a leading battery connector supplier.
Navigating the complexities of modular battery integration for 2026 energy storage frameworks.
Standard MOQ for wholesale begins at 100 units. For initial project prototyping, small-batch sample kits are available upon request.
Inventory items typically ship within 5-7 business days. Large scale production runs for OEM projects require a lead time of 3-4 weeks.
Our terminal blocks are UL Recognized and CE certified, meeting strict UL94 V-0 flame-retardant standards for maximum electrical safety.
We utilize high-purity nickel-plated brass components to minimize contact resistance, significantly reducing heat generation during peak distribution.
Yes, specifically optimized for 12V-48V DC LiFePO4 systems. The pass-through insulation provides superior protection for high-voltage firewalls.
While 5/16" is standard, we can accommodate custom material or stud requirements for high-volume manufacturing partners (OEM/ODM).