This rugged miniature circular connector is engineered for extreme environments, offering a robust break away mechanism for quick disconnect. Waterproof when mated and unmated, it ensures reliable signal integrity and EMI shielding. Fully compatible with AMC Easy Clean systems.
The quality and structure of the cable, cabling process, and cable length are critical factors that directly influence the performance of your interconnect solution. The interface between the cabled connector and the device’s transmitter and receiver is also essential to ensure that the entire system meets your industry standards and operational requirements.
The AMC High Density A1 plug combines extremely compact size with maximum electrical performance, making it ideal for military and rugged field applications. Designed for quick-disconnect (break-away) functionality, IP68 waterproof sealing, and up to 40 contacts in a single unit, it ensures signal integrity and mechanical resilience even under the most demanding conditions. This miniature solid connector is tested to MIL standards, offering robust protection against vibration, dust, and moisture, while its color-coded mechanical keying guarantees secure and intuitive mating.
What is S Series FLA 00S/0S/1S/2S elbow Metal Circular Plug?
The S Series FLA 00S/0S/1S/2S Metal Circular elbow Plug is a metallic high quality circular connector designed for applications requiring angled connections and robust performance. As a half moon connector, it features a secure self-latching mechanism that ensures reliable mating and unmating cycles. The elbow plug design makes it ideal for space-constrained environments, allowing optimal cable routing and strain relief. It supports both 1Pin to 18 pins configurations, making it versatile for power and signal transmission. Fully compatible withFLA 2S/ FLA 00S/0S/1S, it is commonly used in medical, industrial, and instrumentation applications. Pre-terminated cable assembly services are available for streamlined integration and quick deployment.
Main Features
Secure Push-Pull Locking System
Circular elbow connector Welding and Printed Circuit Board Contacts (Straight and Angled)
High-Density Installation, Space-Saving
half moon connector stepped insert fitted with male and female contacts
Our Advantages：
Reliable, high-performance half moon connector with elbow design
The S Series FLA 2S features a durable half moon connector with elbow structure, ensuring stable signal transmission and long-lasting mechanical performance in demanding indoor applications.
designed with customized cable assembly options
Available in 1 pin to 18-pin variants, this metallic high quality circular connector supports flexible configurations and tailored cable assembly solutions for OEM and integration needs.
Model Selection Table
00S Sub-Minature /0S Minature size /1S Small Size Series Selection
| Mode | TLA.00S.250.CLA.22 | FLA.0S.302.CLA.52 | FLA.0S.303.CLA.52 | FLA.0S.304.CLA.52 | FLA.1S.302.CLA.42 | FLA.1S.303.CLA.42 | FLA.1S.304.CLA.42 | FLA.1S.305.CLA.42 | FLA.1S.306.CLA.42 |
| Inserts |  |  |  |  | | | |  |  |
| key | coaxial insert | half moon connector | half moon connector | half moon connector | Shalf moon connector | half moon connector | half moon connector | half moon connector | half moon connector |
| Contacts | 1 (coaxial) | 2 | 3 | 4 | 2 | 3 | 4 | 5 | 4 |
| ContactØ | 0.7 mm | 0.9 mm | 0.7 mm | 0.7 mm | 1.3 mm | 0.9 mm | 0.9 mm | 0.9/0.7 mm | 1.6 mm |
| ØA | 9 mm | 13 mm | 13 mm | 13 mm | 16 mm | 16 mm | 16 mm | 16 mm | 16 mm |
| Clamp Ø A | Ø 4.2 mm | Ø 5.2 mm | Ø 5.2 mm | Ø 5.2 mm | Ø 4.2 mm | Ø 4.2 mm | Ø 4.2 mm | Ø 4.2 mm | Ø 4.2 mm |
| Description | Coaxial elbow communication connectorwith compact design | dual-contact Low voltage circular plug with stepped insert | 3-core circular elbow connector, compact and robust | 4-core metal circular plug with precision push-pull lock | 2-contact metal circular communication connector for medium voltage | High-quality half moon connector with 3 contacts | 4-core circular elbow connector for precise and secure connections | 5-pin metal circular communication connector, mixed diameter contacts | Durable 4-contact Low voltage circular plug for high performance |
| Application | Ideal for signal transmission in compact devices | Used in instrumentation and compact systems | Suitable for low-voltage signal applications | Used for lightweight devices and signal control | Low voltage circular plug Ideal for control units and compact circuits | Used in measurement and automation systems | Suitable for signal and power hybrid transmission | For hybrid signal transmission with tight installation needs | Ideal for medical and industrial device connections |
Medium Size 2S Series – circular elbow connector Selection
| Mode | FLA.2S.302.CLA.32 | FLA.2S.303.CLA.32 | FLA.2S.304.CLA.32 | FLA.2S.305.CLA.32 | FLA.2S.306.CLA.32 | FLA.2S.307.CLA.32 | FLA.2S.308.CLA.32 | FLA.2S.310.CLA.32 |
| Inserts | | | | | |  |  |  |
| key | Stepped Insert elbow plug | Stepped Insert elbow plug | Stepped Insert elbow plug | Stepped Insert elbow plug | Stepped Insert elbow plug | Stepped Insert elbow plug | Stepped Insert elbow plug | Stepped Insert elbow plug |
| Contacts | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 10 |
| ContactØ | 0.9 mm | 0.7 mm | 0.7 mm | 0.9 mm / 0.7 mm | 1.6 mm | 1.3 mm | 0.9 mm | 0.9 mm |
| ØA | 13 mm | 13 mm | 13 mm | 13 mm | 13 mm | 16 mm | 16 mm | 20 mm |
| Clamp Ø A | Ø 5.2 mm | Ø 5.2 mm | Ø 5.2 mm | Ø 5.2 mm | Ø 5.2 mm | Ø 4.2 mm | Ø 4.2 mm | Ø 3.2 mm |
| Description | dual-contact Low voltage circular plug | 3-core circular elbow connector | 4-core metal circular plug | 5-core half moon connector for hybrid signal | Durable 6-core Low voltage circular plug | 7-core circular elbow connector with signal pins | 8-pin circular elbow connector for instruments | Low voltage circular plug |
| Application | Used in instrumentation | Suitable for low-voltage signals | Low voltage circular plug For signal and data | For hybrid signal and power | Ideal for medical and automation | Control systems and sensors | Measurement and test | Hybrid control and data systems |
Metal Plug Model & Dimension Overview
| Series | Model | A (mm) | L1 (mm) | L2 (mm) | H (mm) | SW1 (mm) | SW2 (mm) |
|---|---|---|---|---|---|---|---|
| 00S | FLA | 9 | 17.5 | 9.5 | 16.5 | 6 | 4.5 |
| 0S | FLA | 13 | 23 | 13 | 24.5 | 8 | 6.5 |
| 1S | FLA | 16 | 26.5 | 15.5 | 29 | 10 | 8.5 |
| 2S | FLA | 20 | 31 | 19 | 37 | 13 | 11 |
Mechanical & Electrical Performance
Rated current: Up to 7 A (depending on contact size)
Contact resistance: ≤6.5 mΩ
Endurance: ≥5000 mating cycles
Shock resistance: 100g / 6ms
Vibration resistance: 15g (10Hz–2000Hz)
Insulation resistance: ≥5000 MΩ (600V DC)
Test voltage: 1450V (contact-contact), 1000V (contact-shell)
Working temperature: -40°C to +200°C
Humidity: ≤95% @ 60°C
Salt spray corrosion: 96 hours
Series: S series FLA Elbow plug
Alignment key
Panel Cutouts
Cable Clamp
To ensure high reliability in demanding indoor environments, the circular elbow connector FLA 2S undergoes rigorous testing and quality control throughout production:
Precision Assembly & Inspection
Each metal circular communication connector is visually inspected to ensure the elbow shell and inner insert are precisely aligned.
Threaded collet and latch system are tested for smooth operation and locking strength.
Mating Durability
metal plug Designed for ≥5000 mating cycles without degradation of contact performance or mechanical fit.
Contact Integrity
All Low voltage circular plug contacts are gold-plated and tested for low contact resistance (≤6.5 mΩ).
metal plug Signal continuity is verified during dynamic mechanical stress.
Vibration & Shock Testing
Vibration resistance: 15g (10–2000Hz)
Shock resistance: 100g / 6ms
Metal circular communication connector Ensures stable performance under transportation and equipment movement.
Thermal & Environmental Endurance
Low voltage circular plug Working temperature range: -40°C to +200°C
communication connector Salt spray test: 96 hours corrosion resistance
Humidity test: ≤95% @ 60°C to simulate real-world conditions.
Low voltage circular plug Dimensional and Torque Tests
communication connector Shell, threads, and insulator dimensions verified by precision jigs
Torque resistance testing on the elbow joint and collet nut for mechanical reliability.
Push-pull connectors, military connectors, hybrid connectors, bayonet connectors, custom connectors, cable assembly, and etc.
We are manufacturer of connectors and cables with 10 years experience.
If there's stock, we ship the goods within 3-5 working days after the deposit is confirmed. Or else, it depends on the quantity you need.
International express, by air or by sea, we can give your cost-saving suggestions. Shipment cost saving means your purchasing cost reducing.
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