Railway vehicles and infrastructure rely on complex electrical systems for power distribution, signaling, communication, passenger services and operational control. These cables must remain protected during long service cycles and under demanding operating conditions.
Vibration, abrasion, heat, oil, moisture, dirt and repeated movement can damage cable jackets and affect wiring reliability. Suitable cable protection helps organize wiring harnesses, reduce mechanical wear, control noise and support safe, efficient maintenance.
Railway cable protection must be selected according to the installation location and operating environment. Important considerations include:
• Flame and smoke performance
• Abrasion and vibration resistance
• Continuous and peak temperatures
• Oil, water and chemical exposure
• Repeated bending and movement
• Cable bundle diameter and routing space
• Installation and maintenance access
• Applicable railway standards
Different railway locations create different protection requirements. The following guide connects common application areas with typical operating conditions and suitable MJ FLEX product families.
| APPLICATION AREA | MAIN REQUIREMENTS | RECOMMENDED SOLUTIONS |
|---|---|---|
| Passenger Compartments | Lightweight protection, flame retardancy, abrasion control and noise reduction | Flame-retardant PET braided sleeving; EN 45545 compliant braided sleeving; noise-reduction self-closing wraps; woven split cable sleeves; lightweight textile sleeving |
| Doors and Moving Components | Continuous bending, friction, vibration and installation access | Flexible self-closing braided wraps; abrasion-resistant PA sleeving; woven split sleeves; flexible textile cable sleeves; customized sleeves with controlled stiffness |
| Traction Motors and Power Equipment | Elevated temperatures, vibration, electrical requirements and fluid exposure | PPS braided sleeving; PEEK braided sleeving; fiberglass sleeving; silicone-coated fiberglass sleeving; fire-resistant sleeves; heat-reflective sleeving |
| Bogies and Underfloor Equipment | Heavy abrasion, vibration, water, oil, dirt and track debris | High-density PET braided sleeving; abrasion-resistant PA sleeving; heavy-duty woven sleeves; hydraulic hose protection sleeves; UV-resistant cable wraps; customized high-strength structures |
| Control Cabinets and Signaling Systems | Organized routing, flame protection, cable separation and convenient access | Expandable braided sleeving; flame-retardant self-closing wraps; split cable protection sleeves; hook-and-loop cable wraps; cable identification sleeves; customized color and marking options |
| Trackside and Railway Infrastructure | UV radiation, moisture, dust, abrasion and temperature changes | UV-resistant PET braided sleeving; high-density braided sleeving; weather-resistant self-closing wraps; abrasion-resistant woven sleeves; customized outdoor cable protection products |
Important Selection Note: The required material and construction should be selected according to the actual installation location, continuous and peak temperatures, movement, environmental exposure and applicable railway requirements.
MJ FLEX provides standard and customized cable protection products for rolling stock and railway infrastructure, including:
• Expandable braided sleeving
• Self-closing braided wraps
• Woven split sleeves
• Noise-reduction cable wraps
• Flame-retardant sleeving
• High-temperature braided sleeving
• Fiberglass sleeving
• Silicone-coated fiberglass sleeving
• Hydraulic hose protection sleeves
• Customized cable protection products
Available Materials: PET, PA6, PA66, PPS, PEEK, fiberglass, aramid and selected hybrid constructions.
Different railway projects may require specific materials, dimensions, structures and performance. MJ FLEX supports customized development based on actual application requirements.
| CUSTOM AREA | AVAILABLE OPTIONS |
|---|---|
| Materials | Materials and material combinations |
| Dimensions | Inner diameters and expansion ranges |
| Structure | Braid density, wall thickness and self-closing overlap percentage |
| Performance | Flame-retardant, low-smoke, abrasion and noise-reduction performance |
| Identification | Colors, stripes and identification markings |
| Supply Format | Cut lengths, rolls and customized packaging |
Samples can be prepared for installation and performance evaluation before production approval.
MJ FLEX applies material inspection, first-piece verification, in-process control, final inspection and production records to support product consistency.
Depending on the selected product and project requirements, available testing and documentation may include:
• EN 45545-2 R22 and R23 HL3
• UL VW-1
• UL 94 V-0 or V-2
• RoHS
• REACH
• Halogen-free testing
• Product specifications
• Test reports
• Inspection and batch records
Compliance Note: Certification and test-report availability must be confirmed for the exact product, material, color, size and construction. Test results for one product should not be assumed to apply to the complete product range.
MJ FLEX BRS-PET-FR is an expandable PET braided sleeve for cable assemblies that specify VW-1 flame performance. It combines a flame-retardant PET construction with connector pass-through, abrasion protection and flexible routing for electrical equipment, cabinets and general industrial harnesses. The applicable report should be reviewed against the exact ordered construction.
MJ FLEX BRS-PET-FR-V0 is an expandable PET braided sleeve developed for wire harnesses that require UL 94 V-0 material flammability performance for the referenced construction. It combines connector pass-through, flexible abrasion protection and organized cable routing with a clearly defined flame-retardant selection basis for electrical and electronic equipment.
MJ FLEX BRS-PET-FR-EN45545 is a flame-retardant expandable PET sleeve developed for railway wiring and onboard electrical equipment. The referenced construction meets EN 45545-2 R22 and R23 at Hazard Level HL3, while its open braid expands over connectors and protects cable bundles from routine abrasion. Report coverage must be matched to the ordered size and construction.
MJ FLEX BRS-PET-UV is an expandable PET cable sleeve formulated for outdoor and sunlight-exposed wiring. The referenced black construction has been evaluated by ISO 4892-2 accelerated weathering for 1,000 hours, helping engineers select a more suitable braid than standard indoor PET for solar, telecom and outdoor equipment.
MJ FLEX SBW-PET-FR-EN45545 is a self-closing braided sleeve for railway wire-harness protection where EN 45545-2 fire-performance documentation is required. The referenced construction meets R22 and R23 at Hazard Level 3, supporting cable organization and abrasion protection in rail vehicles while allowing installation around terminated harnesses.
MJ FLEX STW-PET-FR-EN45545 is a railway-focused self-closing woven wire loom for cable bundles that require serviceable wrap-around protection and EN 45545-2 fire-performance documentation. It installs around completed harnesses, accommodates branches and supports maintenance access in rolling stock interiors and onboard equipment.
MJ FLEX MBS-TC is an expandable sleeve braided from tinned copper wires for cable shielding and grounding applications. The conductive metal braid fits over cables, wire bundles and selected connectors to create a flexible shielding layer. Tin plating helps protect the copper surface against oxidation and improves solderability, making this construction suitable for industrial, electronic and vehicle electrical systems that require reliable shield termination.
MJ FLEX MBS-CFW is a lightweight expandable shielding sleeve braided with conductive copper foil filaments. It forms a flexible conductive layer around cables and wire bundles while adding less bulk than many conventional solid-wire metal braids. The construction is designed for signal wiring, electronics and space-conscious harnesses that need EMI shielding together with easy routing and a softer, more textile-like handling profile.
MJ FLEX MBS-CFW-S is a self-closing split shielding sleeve braided with conductive copper foil filaments. Its side-entry construction wraps around installed cables without removing connectors, while the lightweight braid follows bends and changing bundle profiles. It is designed for serviceable signal harnesses that need conductive coverage with less weight and stiffness than a conventional solid-wire metal braid.
MJ FLEX MBS-TC-S is an openable shielding sleeve using a tinned copper braided construction with self-closing overlap. It provides side-entry installation around completed cable assemblies and a conductive metal layer for EMI control and shield bonding. Tin plating helps protect the copper surface against oxidation and supports solderable or mechanically clamped terminations.
MJ FLEX VEW-PVT is a reusable EMI cable shielding wrap with a full-length hook-and-loop closure. It opens flat for fast installation around terminated cables, then reseals to provide conductive coverage and cable containment. The construction is suited to equipment that requires frequent access, cable changes or temporary shielding during development and maintenance.
MJ FLEX VEW-PZP is a reusable EMI shielding wrap with a full-length zipper closure. It installs from the side around terminated cables and closes into a secure, defined sleeve profile. The construction is intended for cable systems that need shielding coverage, positive mechanical closure and planned access for inspection or cable replacement.
MJ FLEX BRS-PET-HD is a high-density PET expandable braided mesh cable sleeve designed for applications that require more complete cable coverage than a standard open-weave braid. This tight weave braided sleeving uses closely packed PET monofilaments to reduce visible gaps between yarns. It helps conceal mixed-color wires and creates a cleaner, more uniform harness appearance. The expandable tubular structure fits around connectors and changing bundle diameters while providing lightweight mechanical protection for automotive, industrial and electronic cable assemblies.