Thermal & Electrical Insulation Sleeving Built for Extreme Conditions
RaxFort engineers and manufactures silicone coated fiberglass sleeving, heat shrink tubing and fire-resistant sleeves — trusted by wire harness, motor, transformer and industrial OEMs across Europe, North America and South America.
Core Product Series
Full Protection for Every Application
12 engineered series covering temperature resistance from -70°C to 350°C, with certified dielectric and flame-retardant performance.
Serving 8 Key Industries
From EV battery systems to offshore platforms, our sleeving protects critical wiring in demanding environments.
Automotive & EV
Wire harness, battery pack and high-voltage cable protection.
Silicone · HSTMotors & Transformers
Coil leads, bus bars and winding insulation for motors and transformers.
Silicone · AcrylicHome Appliances
Insulation and lead-wire protection in appliances and power supplies.
Silicone • HSTIndustrial Machinery
Cable management and thermal protection for heavy equipment.
Acrylic · Fire SleeveSteel, Foundry & Welding
Protection from radiant heat, sparks and molten splash.
Fire SleeveOil, Gas & Energy
Fire-risk and high-temperature protection in refineries and power plants.
Fire Sleeve · SiliconeEnergy Storage System
Busbar insulation, battery protection and reliable sealing for energy storage — from battery racks and PCS cabinets to grid connection.
Silicone • HSTMarine & Rail
Engine-room and confined-space cable protection in corrosive environments.
Silicone · AcrylicWhy Global Buyers Choose RaxFort
Certified quality, full customization and export expertise for Europe, America and NAF.
Certified Quality
UL, CSA, RoHS and REACH compliant with full in-house testing.
Day Lead Time
Fast production and flexible MOQ for standard and custom sizes.
Custom Development
Custom ID/OD, colors, cut lengths, printing and packaging.
Export Service
Dedicated support for EU, US and LATAM import requirements.