
High-Density Heavy Duty Connector HDC-HD Series
The HD series focuses on high-density signal transmission and employs modular inserts or double-layer arrangement technology. The core number range covers from 7 pins to more than 64 pins, while maintaining the installation size compatible with the conventional shells. The HD series features enhanced the anti-vibration and electromagnetic shielding performance. The contact parts often adopt the hyperboloid wire spring structure, providing a smooth insertion/extraction force and stable contact resistance. This makes the HD series suitable for precision instruments, medical equipment, automatic detection devices and other occasions with high requirements for signal integrity, where can withstand frequent mating without compromising operational stability.










HDC-HD-015-MC
Base: H10A-BK-1L, H10A-SF-1L-CV






HDC-HD-025-FC
Base: H16A-BK-1L, H16A-SF-1L-CV






HDC-HD-040-MC
Base: H16B-BK-2L, H16B-CCT-2L, H16B-CCTH-2L, H16B-SF-2L, H16B-SFH-2L









HDC-HD-064-FC
Base: H24B-BK-2L, H24B-CCT-2L, H24B-CCTH-2L, H24B-SF-2L, H24B-SFH-2L









| Parameter | Specification |
|---|---|
| HD Series Inserts | |
| Number of Contacts | 8, 15, 25, 40, 64 (+ PE) |
| Rated Current | 10 A |
| Rated Voltage | 250 V |
| Rated Impulse Voltage | 4 kV |
| UL/CSA Rated Voltage | 600 V |
| Pollution Degree | 3 |
| Insulation Resistance | ≥ 10^10 Ω |
| Mechanical & Material | |
| Insert Material | Polycarbonate (PC) |
| Flammability | UL 94 V-0 |
| Mating Cycles | ≥ 500 cycles |
| Temperature Range | -40 °C to +125 °C |
| Contact Specifications | |
| Contact Material | Copper Alloy (Silver Plated) |
| Contact Resistance | ≤ 3 mΩ |
| Wiring Method | Crimp Terminal |
| Wire Gauge | 0.14 - 2.5 mm² (26 - 14 AWG) |
| Tightening Torque | 7.5 Nm (Housing) |
| Housing Compatibility | H3A, H10A, H16A, H16B, H24B |
Optimized Industrial Connection: Full Analysis of Application Scenarios for High-Density Heavy-Duty Connectors HDC-HD Series
Traditional connectors often need to make a trade-off between size and capacity. However, the HDC-HD series of high-density heavy-duty connectors feature an advanced Insert design that provides a high number of pins (typically from 15 to 128 pins or more) in a standard case size. This ‘high-density’ solution is critical for modern systems that require simultaneous transmission of multiple control signals, sensor data, and low-level currents.
Robotics & Motion Control
Space is very valuable in robotic arms and automated assembly lines. The HDC-HD series is frequently used in the joints and control bases of multi-axis robots.
Space optimization design: By using a high-needle-position industrial plug, engineers can replace two or three standard connectors with an HDC-HD interface.
Signal Integrity: These connectors are designed to maintain extremely low contact resistance and ensure that weak feedback signals from encoders and sensors are protected from interference.
Medical Diagnosis and Surgical Equipment
Medical environment has strict requirements on accuracy and reliability. The high-density heavy-duty connector HDC-HD series is widely used in MRI imaging equipment, CT scanners, and surgical robot systems.
Frequent Mating: These connectors are specially designed to withstand frequent insertions without mechanical fatigue, which is critical for modular medical trolleys.
Pure signal transmission: In medical images, any small signal loss may lead to a decline in data quality. The HD series ensures a stable and high-fidelity connection of high-resolution diagnostic data.
Precision Instruments and Automatic Detection Equipment
For automatic detection equipment and laboratory instruments, the accuracy of data is the core. The HD series shows the ‘vertical depth’ of signal stability in a sensitive test environment.
High-density signal mapping: Complex test platforms usually need to connect hundreds of test points to the central processing unit.
Stability in vibration environment: Even in the presence of subtle mechanical vibration, the safety locking structure of the high-density heavy-duty connector HDC-HD series can prevent signal flicker or instantaneous disconnection.