BNC Female Bulkhead Connector for .086/RG405 Cable

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RF Coaxial Connectors · BNC

BNC Female Bulkhead Connector for .086/RG405 Cable

Model: BNC-KYB2-FA

Product Introduction

Type BNC is one kind of RF coaxial connector with a bayonet coupling mechanism, which has the excellent performance of quick connect/disconnect, high reliability, they are widely used in connection  with RF coaxial cables in computer field, wireless network, medical equipment and electronic instruments.

Detailed Information

BNC Female Bulkhead Connector for 086/RG405 Cable (TERUILAI P/N: BNC-KYB2-FA) Full Product Specification

1. Core Product Overview

This BNC female bulkhead RF connector is a bayonet-coupling coaxial connector specifically designed for 086 and RG405 series coaxial cables. It features a panel-mounted bulkhead structure that enables seamless internal and external signal connection of equipment. Renowned for its tool-free quick connect/disconnect capability and high reliability, it is widely used for RF coaxial cable connections in computer systems, wireless networks, medical equipment and electronic instruments. The product complies with RoHS environmental protection standards.

2. Core Product Features

2.1 Quick Bayonet Connection Mechanism

  • Unique bayonet coupling design allows tool-free one-step insertion and removal in seconds

  • Significantly improves installation and maintenance efficiency, ideal for frequent operation scenarios

  • Provides secure mechanical locking and stable electrical connection after engagement

2.2 Convenient Bulkhead Panel Mount

  • Bulkhead mounting structure enables fixed installation on equipment enclosures or partition boards

  • Realizes reliable signal transmission between internal circuit boards and external RF cables

  • Compact design saves valuable equipment space and supports high-density layout

2.3 Ultra-low Loss Electrical Performance

  • Supports 0-4GHz operating frequency range with a characteristic impedance of 50Ω

  • Exceptionally low contact resistance: center conductor ≤1.5mΩ, outer conductor ≤0.2mΩ, ensuring minimal signal attenuation

  • Dielectric withstanding voltage of 1000V and insulation resistance ≥5000MΩ, guaranteeing safe and stable operation

  • All-metal shielding structure effectively suppresses electromagnetic interference and ensures signal integrity

2.4 Optimized Cable Compatibility

  • Precision-machined interface perfectly matches 086 and RG405 coaxial cables

  • Ensures consistent impedance matching and stable signal transmission across the entire frequency range

2.5 Durable & Wide Temperature Adaptability

  • Durability of ≥500 mating cycles, suitable for long-term repeated use

  • Operating temperature range: -45℃ ~ +125℃, adapting to various industrial and commercial working environments

  • High-quality nickel plating on brass body provides excellent corrosion and oxidation resistance


RoHS Certificate: Compliant

Electrical data Requirments
Frequency range 0-4GHZ
Dieletric withstanding voltage1000V
Characteristic impedance 50Ω
Insulation Resistance ≧5000MΩ
Contact Resistance

.Center conductor ≦1.5mΩ
.Outer conductor ≦0.2mΩ



Mechanical data Requirments
Durability (matings)≧500



Environmental dataRequirments
Temperature range -45℃ to+125℃



Material data Requirments
Connector parts Material Plating
BodyBrassNickel plated
Pin contacts Bronzegold
Insulators teflon










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