Jiaxing Doublewin Cable Co., Ltd. is one of the most reliable manufacturers and suppliers of shielded alarm cable in China. If you're going to wholesale bulk shielded alarm cable made in China, welcome to get pricelist and free sample from our factory. All customized cables are with high quality and competitive price.
Shielded alarm cable is an electrical cable designed for compatible alarm and security system applications, featuring one or more insulated conductors and an additional shielding layer. Depending on the cable design, the shield may consist of aluminum foil, braided metal, or another specified shielding construction. A drain wire may also be incorporated to support shield termination where required by the design. The shielding layer can help reduce the effects of external electromagnetic interference on signal transmission when the cable, grounding arrangement, installation method, and connected equipment are properly designed. Shielded alarm cables are commonly considered for security alarm circuits and other low-voltage signal applications where electrical noise control is important. The appropriate cable depends on the equipment manufacturer's requirements, installation environment, conductor specifications, and applicable safety standards. As an independent cable manufacturer, we can evaluate customer specifications and discuss suitable construction options based on our actual production capabilities.

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Shielded Alarm Cable Product Features
1. Shielding for Interference ManagementShielded alarm cables incorporate a conductive shielding layer to block electromagnetic interference and protect signal circuits. We provide foil shield, braided shield, or custom shielding constructions. Shielding performance is defined by material selection, shield coverage rate, cable structure, proper grounding and installation practice.
2. Multiple Conductor Configurations
Alarm system applications determine cable core layout. Standard constructions include 2-core, 4-core and other multi-conductor options. Conductor count, conductor gauge, core color coding and core arrangement are finalized prior to production.
3. Insulation and Jacket Options
Insulation and outer jacket materials are selected to match application scenarios, installation environments, mechanical demands and local regulatory standards. PVC is our standard material for general-purpose cables. Alternative materials are available for special requirements such as flame resistance and environmental durability, subject to compliance certification and our production capacity.
4. Flexible Specification Options
Customizable parameters cover conductor material, conductor cross-section, shielding type, insulation thickness, jacket dimension, outer cable color, cable marking and packaging. Every custom request will pass our technical assessment to confirm production feasibility.
5. Suitable for OEM and Bulk Supply
Consistent quality and stable specifications are guaranteed for equipment manufacturers, distributors and cable wholesalers.
We deliver custom cable manufacturing, OEM branding, tailored packaging and large-volume bulk orders under agreed technical specifications and commercial terms.
Full Technical Specifications
Produced in our Haiyan, Zhejiang plant following ISO 9001:2015 quality standards. We offer flexible customisation for jacket materials and sheath colours to match your project needs.
| Product Name | Screened Security Alarm Cable (Shielded Multi-Core Alarm Cable) |
|---|---|
| Core Counts | 2, 4, 6, 8, 10, 12, 16, 20, 24 cores (custom on request) |
| Conductor Sizes | 22 AWG, 20 AWG, 18 AWG, 16 AWG |
| Conductor Material | Stranded bare copper (CCA on request) |
| Conductor Construction | 22AWG: 7/0.20mm · 20AWG: 10/0.20mm · 18AWG: 16/0.20mm · 16AWG: 26/0.20mm |
| Conductor Colour | BS EN colour code or custom |
| Shielding | Aluminium foil + tinned copper drain wire (F/UTP) · tinned copper braid (S/UTP) · foil + braid (SF/UTP) |
| Shield Coverage | 100% (foil) · ~85% (braid) · 100% (foil+briad) |
| Drain Wire | Tinned copper, included with foil and foil+briad versions |
| Insulation | PVC or LSZH |
| Outer Jacket | Grey (standard); white, black, custom on request |
| Rated Voltage | 300/300 V |
| Temperature Range | -15°C to +70°C (PVC); up to +90°C (LSZH on request) |
| Fire Performance | CPR EN 50575 (Eca/Dca/Cca); IEC 60332-1 |
| Compliance | CE, RoHS, CPR EN 50575 |
| Packing | 100 m / 305 m (1000 ft) / 500 m per reel or box |
Why Choose a Direct Shielded Alarm Cable Manufacturer?
When sourcing shielded alarm cable internationally, buyers need more than a competitive price. They also need a supplier that can understand technical requirements, maintain product consistency, and support ongoing purchasing needs.
Direct Factory Communication
Discuss your product requirements directly with our in-house engineering & manufacturing team. We cover conductor specifications, shielding structure, insulation materials, jacket dimensions, cable marking and customized packaging requirements.
01
Custom Cable Manufacturing
For projects with special cable configurations, our team reviews your technical drawings, datasheets or reference samples and evaluates manufacturability of your custom design.
02
Production Process Control
Our standardized manufacturing workflow includes incoming material inspection, conductor processing, insulation extrusion, conductor assembly, shielding application, jacket extrusion, in-process inspection and finished cable testing. We tailor the production procedure according to your approved cable design.
03
Quality Inspection and Testing
Following approved specifications, we carry out full quality checks as below:
Conductor diameter and dimensional inspection,
Conductor resistance testing, Insulation thickness and outer diameter measurement,
Shield continuity verification,
Electrical insulation testing,
Visual inspection and packaging verification
04
Applications of Shielded Alarm Cable
Our shielded alarm cables are designed for the scenarios below, matching corresponding technical specifications and installation standards.

Security Alarm Systems
For alarm circuits and security system installations requiring shielded signal wiring as defined in system design.
Intruder Detection Systems
For low-voltage signal interconnections of intrusion detection equipment, complying with device specifications and installation standards.
Access Control SystemsFor dedicated signal and control wiring in access control installations, where cable conductor layout and electrical performance satisfy system demands.
Security Equipment Manufacturing
For OEM manufacturers integrating alarm cables into security hardware, control units and electronic assemblies.
Building Security and Commercial Installations
For commercial security projects demanding shielded cable with qualified electrical performance and environmental resistance.
Low-Voltage Signal Wiring
For low-voltage signal circuits that mandate shielding against electromagnetic interference.


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