The E-FLEX® EN45545 Rated Self Closing Textile Sleeving is a premium self-closing textile sleeve designed for demanding environments where safety and efficiency are critical. Constructed from a specialized blend of flame-retardant polyester monofilament and 900D polyestermultifilament, it offers a soft, flexible textile feel while maintaining superior structural integrity. Its unique wrap-around structure provides excellent protection for wiring harnesses, featuring a minimum 35% overlap to ensure complete coverage even in high-vibration and tight-bend applications.
Certifications

What's the Special of EN45545 Rated Self Closing Textile Sleeving?
- EN45545 Rail Standard Compliance: Specifically certified to meet stringent railway flammability requirements, ensuring the highest level of safety for modern rail fire protection.
- Hybrid Textile Construction: Engineered with a specialized blend of high-performance flame-retardant monofilament and multifilament fibers for a perfect balance of durability and a soft, flexible feel.
- Self-Closing Wrap-Around Design: The unique structure allows for rapid installation and easy maintenance of wire harnesses without the need for additional fasteners or disconnecting existing cables.
- Superior Overlap Protection: Features a consistent and secure overlap that provides stable coverage for cables even in complex routing and high-vibration environments.
- Extreme Temperature Resistance: Operates reliably across a broad thermal spectrum, maintaining its structural integrity in both freezing and high-heat industrial settings.
- Robust Chemical & Abrasion Resistance: Adheres to international standards for liquid and abrasion resistance, ensuring long-term protection against mechanical wear and exposure to environmental fluids.
- Comprehensive Environmental Safety: Fully compliant with RoHS, REACH, and Halogen-Free standards, making it safe for use in confined public transportation and sensitive environments.
Physical Properties
| Property | Value |
| Material | Flame-Retardant Polyester Monofilament and 900D Polyester Multifilament |
| Working Temperature | -40°C ~ +150°C |
| Melt Point | 240±10°C |
| Flammability | EN45545 R22/R23 HL3 |
| Overlap | ≥ 35% |
| Aging Resistance | Refer to ISO6722 |
| Abrasion Resistance | Refer to ISO6722 |
| Liquid Resistance | Refer to GMW14327 |
| Standard Color | Black |
| Certification | EN45545, Rohs, Reach, Halogen Free |
| Cutting Tool | Hot Knife |
Specification
| Part No | Size (mm) | Spread Width (mm) | Bundle Dia Range(mm) | Packing Length(m/spool) | |
| Min | Max | ||||
| STW-PET-003-FR-ENE5545 | Φ3 | 25±2 | 2 | 4 | 200 |
| STW-PET-005-FR-ENE5545 | Φ5 | 29±2 | 4 | 6 | 200 |
| STW-PET-008-FR-ENE5545 | Φ8 | 46±2 | 6 | 10 | 100 |
| STW-PET-010-FR-ENE5545 | Φ10 | 55±2 | 8 | 11 | 100 |
| STW-PET-013-FR-ENE5545 | Φ13 | 65±2 | 12 | 15 | 100 |
| STW-PET-016-FR-ENE5545 | Φ16 | 77±2 | 15 | 18 | 100 |
| STW-PET-019-FR-ENE5545 | Φ19 | 104±5 | 18 | 20 | 50 |
| STW-PET-025-FR-ENE5545 | Φ25 | 125±5 | 23 | 26 | 25 |
| STW-PET-029-FR-ENE5545 | Φ29 | 145±5 | 27 | 31 | 25 |
| STW-PET-032-FR-ENE5545 | Φ32 | 164±5 | 30 | 34 | 25 |
| STW-PET-038-FR-ENE5545 | Φ38 | 183±5 | 37 | 40 | 25 |
| STW-PET-050-FR-ENE5545 | Φ50 | 243±8 | 48 | 52 | 25 |
Application
- Railway & Rolling Stock: Ideal for internal and external wiring protection on locomotives, high-speed trains, and subway systems where fire safety is a mandatory requirement.
- Public Transportation: Suitable for bus and coach electrical systems that require compliance with the highest flame-retardant classifications.
- Industrial Automation: Provides high-level fire protection for critical cable bundles in electrical panels and heavy machinery.
- Aeronautics & Defense: Used in applications requiring a lightweight, halogen-free, and high-performance fire barrier for sensitive equipment.
- Marine Engineering: Protects wiring harnesses in shipboard systems where low-smoke and non-toxic flame retardancy are essential for safety.

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