SDC HUADA SDC-21S Micro Rectangular Electrical Connector – 0.75mm Pitch, 5 to 74 Cores, High-Temperature Resistance, 1.8
SDC HUADA SDC-21S Micro Rectangular Connector: Compact, Reliable, and Versatile
Introducing the SDC HUADA SDC-21S Micro Rectangular Electrical Connector, designed for high-performance applications where space is at a premium. With a compact 0.75mm pitch and available in configurations ranging from 5 to 74 cores, this connector is ideal for a variety of electronic devices in telecommunications, automotive, and industrial sectors.
Engineered with precision, the SDC-21S offers exceptional durability with a maximum operating temperature of +125 °C and a minimum of -55 °C, making it suitable for extreme environments. Its robust construction ensures a high insulation resistance of 5000 mΩ and a low contact resistance of just 15 mΩ, which enhances signal integrity while minimizing power loss.
The SDC-21S connector supports a current rating of 1.8A and operates efficiently under pressures up to 4.4 KPa. It boasts an impressive mechanical life of 300 mating cycles, providing reliable connectivity over time. With its ability to withstand vibrations from 10-2000Hz at 196m/s² and impacts up to 490m/s², this connector is built to endure the toughest conditions.
Whether you need a compact solution for your electronic designs or a reliable connector for industrial applications, the SDC HUADA SDC-21S is your go-to choice for quality and performance.
Key Features of the HUADA SDC-21S Micro Rectangular Electrical Connector
Pitch Size: 0.75 mm – This compact pitch size allows for high-density connections, making it ideal for space-constrained applications.
Number of Cores: Available in configurations ranging from 5 to 74 cores. This flexibility allows for customization based on specific application needs.
Operating Temperature Range: -55 °C to +125 °C – The connector is engineered to perform reliably in extreme temperature conditions, suitable for both high and low-temperature environments.
Insulation Resistance: 5000 MΩ – This high insulation resistance ensures minimal leakage current, enhancing the reliability of the connection.
Contact Resistance: 15 mΩ – Low contact resistance contributes to efficient power transmission and signal integrity.
Current Rating: 1.8 A – The connector can handle a current rating of up to 1.8 amperes, making it suitable for various electronic applications.
Voltage Rating: 300 V – Designed to operate safely at voltages up to 300 volts.
Mechanical Life: 300 mating cycles – The connector is designed for durability, allowing for multiple insertions and extractions without degradation in performance.
Vibration Resistance: Capable of withstanding vibrations from 10 to 2000 Hz at 196 m/s², ensuring reliable performance even in dynamic environments.
Impact Resistance: Can endure impacts up to 490 m/s², making it robust against mechanical shocks.
Work Pressure: Rated for pressures up to 4.4 KPa, indicating its capability to maintain integrity under various pressure conditions.
Relative Humidity: Operates effectively in environments with relative humidity levels of up to 98% at 40°C, ensuring reliable performance in humid conditions.
Technical Features Table:
Maximum Operating Temperature | +125 °C |
Minimum Operating Temperature | -55 °C |
Insulation Resistance | 5000 mΩ |
Work pressure | 4.4 KPa |
Impact | 490 m/s2 |
Vibration | 10-2000Hz 196m/S2 |
Relative humidity | 40℃, 98% |
Contact Resistance | 15 mΩ |
Current | 1.8 A A |
Mechanical life | 300 |
Pressure Resistant | 300 V |

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