As the global push toward carbon neutrality accelerates, battery energy storage systems (ESS) have become central to solar, grid, and mobile energy solutions. However, many traditional high voltage (HV) battery connectors still suffer from limitations—bulky structures, insufficient current capacity, and high costs.
Renhotec Group introduces the FSE Series Energy Storage Connectors—a cutting-edge connector line designed to meet the evolving needs of renewable energy storage. Built for performance, safety, and scalability, the FSE Series redefines what modern ESS connectors should deliver.
What is the FSE Series? Next-Gen BESS Connectors
The FSE Series is Renhotec’s flagship solution for high-performance, field-proven BESS energy storage connectors used in energy storage, solar, and EV-related deployments.
✅ Key Technical Specs:
- Full range coverage: 6mm/8mm/10.3mm/13mm, compatible with 16mm²–150mm² cables
- Superior performance: 100A–500A current | 1500VDC voltage | IP67B | 144h salt spray resistance
✅ Global Applications – Built for Demanding Environments
▸ Energy storage plants ▸ Solar arrays ▸ Mobile energy storage vehicles ▸ Industrial battery cabinets
Why Choose FSE: 4 Game-Changing Advantages
| Advantage | Description |
| Superior Performance | Withstands 6800V AC, IP67B-rated, and anti-misinsertion keyed design |
| Higher Safety | Certified by TÜV + UL, with 5000MΩ insulation resistance |
| Compact Design | Lighter and smaller for easier installation in space-limited setups |
| Cost-Effective | 20% lower cost than comparable models, with a faster ROI |
FSE vs. Traditional Connectors: A Direct Comparison
| Parameter | FSE Series | Traditional Series FCC | FSE Advantage |
| Rated current | 60/100/120A | 100/125A | 5-25% higher current load |
| 120a/150a/200a | 180a/230a/280a | ||
| 250a/300a/350a | 300a/350a/380a | ||
| 350a/400a/480a | 380a/400a/500a | ||
| Protection grade | IP67B | IP67 | Superior dust/waterproofing |
| Withstand voltage | 6800V AC | 3800V AC | 79% higher safety margin |
| Insulation resistance | 5000MΩ min(Dry) | 3000MΩ min(Dry) | The insulation performance has been improved by 67% |
| Salt spray resistance | 144h | 48h | 3x longer lifespan in harsh environments |
| Certificate | UL + TUV | CE | International certifications are more complete |
| Prevent accidental insertion | Keyed design | No keying | 100% eliminates human errors |
| Size and weight | Smaller & lighter | Bulkier & heavier | Space-saving installation |
| Price | 20% lower | Standard market price | 35% faster ROI |
Verdict: FSE outperforms in current capacity, safety, durability, and cost efficiency.
Real-World Use Cases: How FSE Creates Value
Case 1: 300MW Solar Power Station
- Challenge: Frequent failures with standard connectors → $1.2M annual loss
- FSE Solution: Upgraded to 10.3mm and 13mm high-voltage models
- Results:
- 30% faster installation
- 45% reduction in O&M costs
Case 2: Mobile Energy Storage Fleet
- Challenge: Heavy connector designs reduced the range
- FSE Solution: Lightweight FSE 8mm connectors
- Results:
- 15% total weight savings
- Up to 20km longer range per charge
Act Now – Lead the ESS Revolution
Choosing FSE Series Energy Storage Connectors is more than an upgrade—it’s a strategic move toward safer, smarter, and more cost-effective energy solutions. Whether you’re sourcing for large-scale BESS or compact mobile units, Renhotec’s battery energy storage connectors bring the performance edge.
>>>Download: FSE Connector Catalog
CONTACT US
Renhotec was established in May 2005 and has been specialized in manufacturing and exporting various electronic connectors for over 15 years.
If you have any needs regarding connectors, please contact us via the phone number or email below
Mobile:(+86)18086610187
Email:[email protected]