Silicone-Coated Fibreglass Sleeve ID 40 mm — EV & BESS Battery Thermal Management
Silicone-Coated Fibreglass Sleeve ID 40 mm is an engineered battery pack material from the Wedge EV Battery Thermal Pads range, manufactured and quality-controlled by Wedge Industries Limited at its Faridabad (Delhi NCR) facility. Built for lithium-ion battery packs in electric vehicles (2W, 3W, cars, buses) and battery energy storage systems (BESS), it helps pack engineers meet AIS-156 Amendment 3 thermal propagation requirements and UL 9540A-aligned fire safety objectives.
Specifications
| SKU Code | WB-CSL-40 |
| Product Family | Cooling & Protection Sleeves |
| Construction | Braided fibreglass + silicone coat |
| Key Specification | ID 40 mm |
| Format / Size | Per metre / cut lengths |
| Temperature Rating | 260 C continuous |
| Unit of Sale | m |
Applications
Cable & coolant line protection. Typical users: EV battery pack manufacturers, cell-to-pack OEMs, BESS container integrators, telecom and UPS lithium battery builders across India and export markets (Gulf, UK, USA, SE Asia).
Why Wedge
- Made in India — short lead times vs imports, GST invoice, no customs risk
- Die-cutting and custom sizes to your drawing
- Technical Data Sheet (TDS) and Material Test Certificate (MTC) with every supply
- One vendor for insulation, fire protection, sealing and thermal interface materials
Request a quote: send your drawing or pack specification to get pricing and free sampling for cooling & protection sleeves.

