Fire Resistant Mica Wire GN500
Industrial Cable engineered for Fire alarm systems with 500V rating and superior performance characteristics.
Part Number: SW-GN500-18-500
Fire-resistant wire with mica tape and fiberglass braid rated for 500°C, maintains circuit integrity during fire conditions.
Conductor Size
18 AWG
Voltage Rating
500V
Current Rating
10A @ 500°C
Max Temp
500°C
Minimum Order: 500 ft •Packaging: 500 ft Reels
Product Overview
The Fire Resistant Mica Wire GN500 represents the pinnacle of industrial cable engineering, specifically designed for Fire alarm systems in demanding industrial cable environments. This 500V cable delivers exceptional 10A @ 500°C ampacity while maintaining UL Listed compliance, making it the preferred choice for industries requiring reliable power distribution and control solutions.
Constructed with Nickel-Plated Copper Stranded and protected by Mica Tape with Fiberglass Braid with a durable protective jacket, this cable achieves a 500°C operating temperature rating. The optimized design ensures superior electrical performance even under challenging operating conditions. Advanced conductor stranding provides enhanced flexibility for installation, while the specialized insulation system minimizes signal loss and maintains electrical integrity. Each production run undergoes rigorous high-voltage testing to guarantee consistent performance in mission-critical applications.
Widely deployed in fire alarm systems, emergency lighting, safety circuits, this cable serves critical power and control requirements across diverse sectors. The 18 AWG conductor sizing delivers optimal current capacity for fire alarm systems, while the 500V voltage rating ensures safe operation in both commercial facilities and heavy-duty industrial environments. Whether installed in climate-controlled settings or exposed to demanding field conditions, this cable maintains GN500 performance throughout its service life.
Manufactured in compliance with GN500, IEC 60331, BS 6387 standards, the Fire Resistant Mica Wire GN500 carries UL Listed, IEC 60331 Certified, BS 6387 CWZ, RoHS Compliant certifications. Our ISO 9001:2015 certified manufacturing facility implements stringent quality control measures including 100% electrical testing, dimensional verification, and comprehensive documentation. Each reel includes complete technical documentation with certificates of compliance, test reports, and full traceability records for quality assurance and regulatory compliance.
Why Choose This Cable?
Key advantages that make this product the right choice for your project
Superior Flex Life Engineering
Nickel-Plated Copper Stranded construction achieves exceptional bend cycle performance in continuous motion applications, exceeding industry standards for demanding industrial environments.
Enhanced Electrical Performance
500V voltage rating with 10A @ 500°C ampacity delivers reliable power transmission with optimized conductor sizing for maximum efficiency.
Installation-Friendly Design
Natural/White color coding with sequential footage markers simplifies installation and circuit identification. Flexible construction enables easier routing through conduit and cable trays compared to rigid conductors.
Comprehensive Safety Compliance
UL Listed, IEC 60331 Certified, BS 6387 CWZ, RoHS Compliant certified for global market acceptance. Passes rigorous third-party testing and maintains documentation for complete regulatory compliance.
Wide Temperature Range
500°C temperature rating with advanced insulation formulation maintains flexibility and performance across extreme environmental conditions.
Extended Service Life
Engineered with premium materials to deliver long-term reliability in continuous duty applications, reducing replacement frequency and unplanned downtime.
Technical Specifications
Physical & Electrical Properties
| Conductor | Nickel-Plated Copper Stranded |
| Insulation | Mica Tape with Fiberglass Braid |
| Gauge | 18 AWG |
| Voltage Rating | 500V |
| Temperature Rating | 500°C |
| Ampacity | 10A @ 500°C |
| Color | Natural/White |
| Packaging | 500 ft Reels |
| Fire Rating | Up to 3 hours |
Ordering Information
- Part Number
- SW-GN500-18-500
- Product Category
- Industrial Cable - Extreme Environment
- Minimum Order
- 500 ft
- Stock Status
- In Stock - Ships Today
Applications & Industries
Proven performance across diverse industrial sectors
Manufacturing Plants
Heavy machinery power distribution, automated production lines, and industrial control systems
Commercial Buildings
Main power feeders, HVAC systems, elevator controls, and emergency lighting circuits
Infrastructure Projects
Utilities, transportation systems, renewable energy installations, and data centers
Suitable Applications Include:
Certifications & Standards
Compliance with international quality and safety standards
Industry Standards
- GN500
- IEC 60331
- BS 6387
Product Certifications
All certifications are independently verified and regularly audited to ensure ongoing compliance with the latest industry requirements and safety standards.
Technical Documentation
Download product datasheets, technical drawings, and compliance certificates
Customization Options
Extensive customization capabilities to meet specific application requirements
Conductor Configurations
- Gauge sizes: 28 AWG to 500 kcmil
- Conductor count: 1 to 61 conductors
- Stranding class: Class B through M
- Material: Copper, tinned copper, aluminum
Insulation & Jacket Options
- Materials: PVC, XLPE, EPR, Silicone, Teflon®
- Jackets: CPE, TPE, PUR, Neoprene
- Custom color schemes available
- Pantone color matching (500 ft min)
Performance Enhancements
- Extended temperature: -60°C to +200°C
- Chemical resistant formulations
- UV protection for outdoor use
- LSZH and plenum-rated options
Need a Custom Solution?
Our engineering team can modify standard products or develop fully custom cable designs for unique installations. Minimum order quantities vary based on customization complexity.
Frequently Asked Questions
Common questions about this product
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