Insulation & Fireproof Materials for Next-Generation Batteries
YEF Energy provides high-reliability insulation films, fireproof materials and integrated technical services — including hot pressing, die cutting and custom processing equipment — for the new energy power and energy storage industries.
Engineering Safety into Every Battery
Founded in 2018, YEF Energy focuses on the two core pillars of the new energy industry: power batteries and energy storage. We specialize in insulation and fireproof materials, delivering hot pressing, die cutting, processing equipment and one-stop integrated technical services.
Our product portfolio covers side plates, end plates, cover plates, laminated busbars, hot-pressed CCS (Cell Contact Systems), heating films, FFC and FCC assemblies, as well as PET/PI insulation films and ceramic fireproof materials.
Since 2018, YEF Energy has developed complete solutions — from material selection and process realization to custom equipment development — for supply chains serving Tesla, BYD, CATL, Sunwoda, EVE Energy, NVIDIA and other leading enterprises, including 2.2-meter HV busbar insulation, 2-meter aluminum-based FDC, water-cooling plate lamination and serpentine tube lamination.
Our reliability and technical strength have earned the trust of customers at home and abroad.
Why Choose YEF Energy?
- Integrated one-stop service: materials → process → equipment
- 8+ years serving new energy supply chains
- Custom solutions for large-format busbar & CCS
- In-house hot pressing & die cutting capabilities
- Strict quality control & reliable delivery
- Supporting global tier-1 battery manufacturers
Insulation & Fireproof Solutions
Browse our 5 product families — from raw insulation films to fully processed battery components.
Insulation Films
PET, PI, TRT, fiberglass and ceramic fireproof tapes.
CCS Assemblies
Hot-pressed cell contact systems with FPC/PCB/harness.
Heating Films
PI, epoxy and silicone heating films for battery modules.
Die-Cut Parts
Precision die-cut mica, MPP foam, PC strips and more.
Laminated Components
Battery side plates, covers, laminated busbars and more.
Fireproof Materials
A-grade fire blankets and ceramic fire tapes.
From Material to Finished Solution
We combine material science with manufacturing know-how to deliver complete, ready-to-use solutions.
Material Selection
Expert guidance on film, tape and fireproof material selection for your specific application.
Hot Pressing
In-house hot pressing for busbar insulation, CCS and lamination processes.
Die Cutting & Processing
Precision die cutting and custom processing to your exact drawings and tolerances.
Custom Equipment
Development of custom processing equipment for special production requirements.
Serving Global New Energy Leaders
Our solutions support the supply chains of the world’s leading new energy and technology companies.
Let’s Build Your Solution Together
Send us your requirements — our engineering team will respond within 24 hours.
Business Scope
New Energy Power & Energy Storage
Insulation & Fireproof Materials
Response Time
Within 24 hours, 7 days a week