Flyaford Flyaford

OEM Electric Power Supply Insulator Exporter & Products

Engineering Next-Generation Thermosetting BMC, DMC, EMC & Phenolic Insulators for High-Reliability Electrical Infrastructure, Renewable Power, and Smart Grid Networks.

Featured Power Supply Insulators (Top Series)

Precision-molded standoff insulators engineered for severe dielectric, thermal, and mechanical stress environments.

CE Certification High-Voltage EL Series BMC DMC Insulators
CE Certified High-Voltage EL Series BMC DMC Insulators
View Product Details
CE Certification Dependable China SEP Series Insulators
Dependable SEP Series High-Quality Insulators for Power Networks
View Product Details
OEM Customized Low-Medium Voltage Standoff Insulator Busbar
OEM Customized Low-Medium Voltage Standoff Insulator Busbar
View Product Details
High-Performance P Series BMC DMC Insulators
CE Certification High-Performance P Series BMC DMC Insulators
View Product Details
ODM BMC Low-Medium Voltage D Type Busbar Insulator
ODM BMC Low-Medium Voltage Standoff Busbar Insulator - D Type
View Product Details
Wholesale BMC SB 25-60 Series Insulators
Wholesale BMC SB 25-60 Series Insulators for Power Systems
View Product Details
ODM Customized BMC EMC PF Standoff Insulators
ODM Customized BMC EMC PF Low-Medium Voltage Standoff Insulators
View Product Details
High-Quality BMC SB 14-20 Series Insulators
High-Quality BMC SB 14-20 Series Durable Power Solutions
View Product Details

Global Leader in Electric Power Supply Insulators

ZHEJIANG FLYAFORD ELECTRON CO., LTD. – Engineering Precision Thermosetting Composites Since 2007

About Zhejiang Flyaford Electron Co., Ltd.

ZHEJIANG FLYAFORD ELECTRON CO., LTD. is situated in the Jinyi New District of Jinhua City, Zhejiang Province. Established in 2007, the company specializes in the research and development, production, and sales of electrical insulators, busbar standoff supports, and high-performance composite insulation accessories. We are committed to becoming a global leader in our industry.

The company is a professional manufacturer specializing in low-voltage to medium-voltage insulation products. Our testing equipment is comprehensive, and we possess a strong research and development capability. We offer a complete range of high-quality products at reasonable prices. Our products are widely utilized in various fields, including new energy vehicles, 5G communication equipment, new energy power systems, intelligent robotic devices, high-speed rail power infrastructure, and smart grid automation.

35,000 m²
Modern Manufacturing Facility
200,000+
Daily Production Output (Pcs/Day)
< 100 PPM
Ultra-Low Defect Quality Rate
26
Patents (5 Invention & 2 Softwork)
Flyaford Factory Manufacturing Plant
Advanced Injection & Compression Workshop
Flyaford Production Lines
Automated Thermosetting Molding Lines
Flyaford R&D Center
Jinhua High-Performance Insulator Science R&D Center

Composite Material Science & Supply Chain Architecture

Why OEM buyers and global power engineers partner with China's top thermosetting composite insulator manufacturer.

Advanced BMC / EMC / PF Polymers

Our insulators utilize specialized Bulk Molding Compound (BMC), Epoxy Molding Compound (EMC), and Phenolic Formaldehyde (PF) formulations. Reinforced with chopped glass fibers and inorganic mineral fillers, these materials deliver supreme arc resistance (≥180s), high comparative tracking index (CTI ≥ 600V), and non-flammability certified to UL 94-V0 standard.

Precision Insert Molding & Torque Strength

Integrated brass, copper, or galvanized steel threaded inserts are co-molded with high-pressure thermosetting techniques. Thread pitch accuracy and anti-torsion knurling guarantee exceptional mechanical pull-out strength and torsional torque capacity (up to 500 N.m), preventing thread stripping during heavy busbar installation.

China Supply Chain Scale & Agility

Operating out of Jinhua City's manufacturing hub, Flyaford leverages over 60 molding machines across 35,000 square meters of production space. Direct raw material sourcing partnerships, automated digital parameter optimization, and high-capacity tooling yield a massive 200,000+ pcs/day output, guaranteeing rapid OEM turnaround times and market-leading cost performance.

Whitepaper Insight: Information Gain in Insulation Engineering

Unlike traditional porcelain or low-tier thermoplastic insulators, thermosetting composite standoff insulators do not melt, drip, or deform under transient short-circuit thermal spikes. The chemical cross-linking of resin matrices provides permanent dimensional stability between -40°C and +140°C, drastically extending grid switchgear operational lifespans while minimizing Total Cost of Ownership (TCO).

Rigorous Quality Assurance & Test Laboratory

State-of-the-art testing infrastructure backed by Tsinghua University Industry-Academic Collaboration.

Innovation is the core driving force of Flyaford. The company boasts a high-caliber R&D team, including one senior engineer and five full-time R&D personnel. As a municipal-level R&D center in Jinhua specializing in insulators, we have established in-depth industry-university-research collaborations with multiple institutions in Jinhua, Hangzhou, and even Tsinghua University, jointly developing cutting-edge products. We are the designated insulator supplier for Tsinghua University.

To ensure the ultimate performance of the products, the company has invested heavily in establishing a high-standard laboratory equipped with advanced testing equipment, including:

  • Microcomputer Torsion Testing Machine: 0 - 500 N.m torque verification
  • Universal Mechanical Testing Machine: 0 - 200 KN tensile & flexural load testing
  • Partial Discharge Test Chamber: 0 - 120 kV partial discharge diagnosis
  • Lightning Impulse High Voltage Tester: 0 - 300 kV surge simulation
  • Withstand Voltage Tester: 0 - 100 kV dielectric breakdown testing
  • Insulation Resistance Tester: 0 - 1 TΩ resistance measurement
  • Thermal Shock Test Chambers: High-low temperature cycling (-40°C to +140°C)
  • Double 85 Damp Heat Chamber & Salt Spray Testers
  • ROHS Component Analyzers, Arc Resistance & Horizontal/Vertical Burning Chambers

Global Compliance & System Certifications

EcoVadis Certified

EcoVadis

IATF 16949 Certificate

IATF 16949

ISO 9001 Certificate

ISO 9001

ISO 14001 Certificate

ISO 14001

CE Certification

CE Safety

UL Standard Component

UL Recognized

Inspections fully comply with ROHS 2.0, REACH, UL 94-V0, IEC 61439, and IEC 60664-1 global standards.

Target Application Scenarios & Engineering Deployment

Providing custom insulation solutions across critical global power infrastructure and advanced machinery.

Switchgear & Power Distribution

Used as robust standoff busbar supports inside high and low voltage switchgears, ring main units (RMU), and compact substations. Delivers exceptional mechanical rigidity during electrodynamic short-circuit forces.

Renewable Energy Storage (BESS)

Engineered for high-density Battery Energy Storage Systems (BESS) enclosures and inverter cabinets. Provides flame-retardant, high CTI insulation preventing micro-arcing in 1500V DC energy storage architectures.

Wind & Solar Power Generation

Deployed in wind turbine nacelle power cabinets, solar central inverters, and transformer housings. Endures extreme temperature fluctuations, structural vibration, and harsh offshore marine salt-spray ambient conditions.

New Energy Vehicles (EV) & Rail

Customized high-voltage traction inverter insulators, charging super-station power distribution blocks, and high-speed railway catenary control units complying with stringent automotive IATF 16949 quality standards.

Frequency Conversion Cabinets

Designed for industrial VFDs (Variable Frequency Drives) and heavy automation motor controllers. Reduces energy losses, filters high-frequency thermal harmonic spikes, and maintains physical integrity over prolonged usage.

Intelligent Robotics & 5G Telecom

Supplying ultra-compact, high-dielectric standoff insulators for automated industrial robotic power supplies, heavy machinery control panels, and outdoor 5G base station power management modules.

Wind Turbine Application

Wind Turbine Power Systems

Waste Water Application

Heavy Wastewater Facilities

Solar Panels Application

Solar PV Inverter Stations

Architecture Power

Commercial Architecture Grids

OEM & ODM Custom Engineering Capability

20 Years of Bespoke Insulator Manufacturing Experience for Global Enterprise Procurement

Tailor-Made Insulation Components for Specific Environmental Requirements

We have 20 years of experience in OEM and ODM insulator/insulation manufacturing. Flyaford has a dedicated team of electrical and mechanical engineers who can design customized standoff insulators according to the exact atmospheric, voltage, and space conditions of your project environment. We strictly implement ISO 9001 and IATF 16949 quality management standards; all customized products pass CE and ROHS certifications in full alignment with international standards.

We guarantee that every single insulator undergoes strict QC verification before shipment. Thanks to our stringent quality requirements, we have built up a loyal global customer base with some partnerships lasting more than 10 years. Whether you select from our standardized product series (D, EL, MNS, P, SB, SM, SEP, T Series) or require turnkey mold creation, we confirm engineering 3D CAD/STP drawings with you before tool fabrication to ensure every detail meets your technical specifications.

1. Pre-Sale Product Consultation & Technical Support

Detailed consultation regarding creepage distance, dielectric strength, voltage ratings, and CAD design proposal optimization.

2. Rapid Prototyping & Sample Verification

Providing physical samples and rapid tooling prototypes for clients to test torque, electrical flashover, and thermal endurance prior to mass production.

3. Precision Tooling & Automated Compression Molding

Mold design, insert positioning, high-pressure injection molding, and digital parameter monitoring yielding <100 PPM defect rates.

4. Comprehensive After-Sales & Warranty Support

7*24 hour online technical hotline, 2-hour rapid response, root-cause defect analysis, direct replacement, and full product quality warranty coverage.

Mold Design

Tooling & Mold Design

Insert Hardware

Insert Fabrication

Raw Material Selection

BMC/DMC Preparation

Precision Molding

Hot Compression Molding

Final Testing

100% Inspection & QC

Standardized Product Series Catalogs

Explore our comprehensive lineup of low and medium-voltage standoff busbar insulators.

D Series Insulator
D Series Standoff Insulators

Compact busbar support designed for low-voltage switchgears and control panels.

EL Series Insulator
EL Series High-Voltage Insulators

Enhanced creepage distance units for medium-voltage safety and power networks.

MNS Series Insulator
MNS Series Busbar Supports

Compatible with modular low-voltage switchgear architecture systems.

P Type Standoff Insulator
P Type Standoff Insulators

High mechanical pull-out strength for heavy industrial cabinet busbars.

SB Series Insulator
SB Series Power Insulators

Including SB 14-20 and SB 25-60 series designed for dynamic power grid loads.

SM Series Insulator
SM Series Busbar Insulators

Flame retardant, high dielectric strength standoff blocks for universal cabinets.

SEP Series Insulator
SEP Series Heavy-Duty Insulators

Engineered for extreme structural mechanical shock and high-voltage grid safety.

T Series Insulator
T Series Standoff Insulators

Multi-tier busbar spacing solution for optimized airflow and thermal management.

Trusted by Global Industry Leaders

Providing certified insulation products to multinational corporations, state utilities, and prestigious research labs.

GE Partner Logo
Tsinghua University Logo
Industry Partner Logo
Industry Partner Logo
Industry Partner Logo
Industry Partner Logo
Industry Partner Logo
Industry Partner Logo

Technical FAQ & Procurement Intent Mining

Detailed engineering answers regarding composite insulators, material selection, testing standards, and OEM sourcing.

What are the key technical differences between BMC, DMC, EMC, and Phenolic (PF) insulators? +
Bulk Molding Compound (BMC) and Dough Molding Compound (DMC) are glass-fiber reinforced thermosetting polyester composites offering excellent cost-to-performance ratio, high mechanical strength, and UL 94-V0 flame retardancy. Epoxy Molding Compound (EMC) offers superior chemical resistance, higher mechanical load retention at elevated temperatures, and extremely low moisture absorption. Phenolic Formaldehyde (PF) features exceptional heat resistance and electrical insulation stability under continuous thermal stress up to 180°C.
How do Flyaford insulators ensure compliance with international electrical standards (IEC & UL)? +
Our manufacturing processes operate strictly under IATF 16949 and ISO 9001 certified quality systems. Finished insulators pass rigorous test suites including IEC 61439 (Low-voltage switchgear assemblies), IEC 60664-1 (Insulation coordination), UL 94-V0 flammability tests, CTI 600V tracking index testing, and ROHS 2.0 / REACH hazardous material compliance audits.
What pull-out force and tightening torque values can Flyaford brass inserts withstand? +
Depending on the thread size (e.g., M6, M8, M10, M12, M16), our co-molded threaded inserts are tested on our microcomputer torsion machine (0-500 N.m) and universal tensile machine (0-200 KN). For standard M10/M12 standoff insulators, torque endurance typically exceeds 45-85 N.m, preventing insert slippage or internal resin cracking during high-torque busbar bolting.
Can Flyaford customize insulator geometry and thread size for OEM projects? +
Yes. We provide complete OEM/ODM services. Our engineering team converts 2D/3D CAD models (STEP/IGES/DWG) into optimized compression molds. We customize overall height, diameter, creepage distance, color, thread inserts (metric or imperial UNC), and composite formulations to meet your exact mechanical and electrical requirements. Tooling lead time ranges from 15 to 25 days.
What is Flyaford’s daily production capacity and quality control workflow? +
Across our 35,000 m² factory equipped with over 60 molding machines, Flyaford produces more than 200,000 insulators daily. Our quality control involves 100% full inspection for electrical insulation breakdown and visual surface flaws, achieving a defect rate below 100 PPM. Traceability is digitized from raw polymer batching to final carton shipping.
How do thermosetting standoff insulators perform in high-humidity or marine environments? +
Thermosetting BMC/EMC polymers possess zero water absorption characteristics and are non-hydrolytic. In our Double 85 damp-heat test chambers (85°C temperature & 85% relative humidity) and 1000-hour salt spray chambers, Flyaford insulators maintain high dielectric breakdown strength and zero surface degradation, making them ideal for offshore wind turbines, marine vessels, and tropical substations.

Complete Insulator Catalog (Bottom Series)

Browse additional OEM & ODM certified power system standoff insulators direct from our China factory.

OEM China BMC SB 25-60 Series Insulators
OEM China BMC SB 25-60 Series Insulators Exporters
View Product Details
ODM China BMC SB 14-20 Series Insulators
ODM China BMC SB 14-20 Series Durable Power System Solutions
View Product Details
High-Quality Enhance Power Systems with SM Series
High-Quality Enhance Power Systems with SM Series Insulators
View Product Details
Wholesale BMC D-Type Busbar Insulators
Wholesale BMC D-Type Busbar Insulators for Medium-Low Voltage
View Product Details
High-Quality China SM Series Insulators Exporter
High-Quality China SM Series Insulators Exporter & Factory
View Product Details
CE Certification EL Series Insulators for High-Voltage Safety
CE Certification EL Series BMC DMC Insulators for High-Voltage Safety
View Product Details
CE Certification P Series BMC DMC Insulators
CE Certification High-Performance P Series BMC DMC Insulators Supplier
View Product Details
ODM China BMC D-Series Low-Medium Voltage Exporter
ODM China BMC D-Series Low-Medium Voltage Standoff Busbar Insulator
View Product Details