The SMA-C-J3 RF connector is a highly adaptable and stable standard 50Ω RF connecting device, adopting a threaded locking connection structure, specially designed for high-frequency, low-loss, and anti-interference transmission of RF signals. Selected high-quality raw materials are adopted for the product, combined with precision mechanical processing and high-standard surface treatment technology. It has excellent weather resistance, vibration resistance and structural stability, and can meet the professional connection needs of various fields such as communication, test and measurement, industrial electronics, and wireless radio frequency. Whether for high-end equipment R&D, engineering on-site deployment or equipment upgrading and transformation, it can provide accurate and reliable signal transmission guarantee for RF systems, and is a cost-effective preferred solution for RF connection scenarios.
Core Materials
🟠 Contact parts: High-purity brass (gold-plated), enhancing electrical conductivity, oxidation resistance and corrosion resistance.
Insulators: Polytetrafluoroethylene (PTFE), high temperature resistant and low dielectric loss, suitable for stable transmission of high-frequency signals.
🟠 Housing/structural parts: High-quality brass (HPB59-1), nickel-plated, improving structural strength, wear resistance and shielding performance.
🟠 Sealing parts: High-elasticity silicone rubber, enhancing the waterproof and dustproof protection level, suitable for complex outdoor and industrial environments.
| Item | Specification |
|---|---|
| Characteristic impedance | 50Ω (standard RF impedance) |
| Frequency range | DC~6GHz, meeting the needs of high-frequency RF signal transmission |
| Insulation resistance | ≥5000MΩ |
| Dielectric withstanding voltage | ≥1000V (AC RMS) |
| Contact resistance | Outer conductor ＜2mΩ, inner conductor ＜3mΩ |
| Mechanical Performance | / |
| Connection method | Threaded locking connection, tight connection without loosening, excellent vibration resistance |
| Mechanical life | ≥500 mating cycles |
| Axial retention force | ≥22N |
| Environmental Performance | / |
| Operating temperature | -55℃~+165℃, easily adapting to extreme high and low temperature harsh working conditions |
| Compliance and Minimum Order Quantity | / |
| Compliance | Conforms to the RoHS 2.0 international environmental protection standard, meeting the access requirements of the world's mainstream markets |
| Minimum Order Quantity (MOQ) | ≥100PCS |
🟠 High-frequency and low-loss, signal fidelity: The structural design is optimized for the 6GHz high-frequency band, combined with gold-plated low-resistance contact parts, which greatly reduces signal transmission loss and reflection, effectively suppresses electromagnetic interference, ensures high-fidelity transmission of high-frequency RF signals, and is suitable for professional scenarios such as high-precision testing and high-frequency wireless communication.
🟠 Locking structure, vibration-resistant and stable: Adopting a threaded locking connection method, it has a higher fit than conventional connection structures. In scenarios such as industrial sites with strong vibration and high-frequency movement, vehicle-mounted equipment, and outdoor base stations, it can still maintain a tight connection to avoid signal interruption or attenuation.
🟠 Long service life, excellent durability: The housing and structural parts adopt brass nickel-plating technology, and the contact parts are treated with thick gold plating, which has outstanding corrosion resistance, wear resistance and oxidation resistance. It can withstand thousands of insertions and complex working conditions, greatly extending the service life of the product and reducing later maintenance and replacement costs.
🟠 Wide temperature and weather resistance, full-domain adaptation: The operating temperature covers -55℃ to +165℃, with excellent rain and dust resistance. It can work stably for a long time in harsh environments such as outdoor base stations, industrial computer rooms, around high-temperature equipment, and alpine regions, with strong environmental adaptability.
🟠 Standard adaptation, wide versatility: The 50Ω standard RF impedance design is fully compatible with SMA series connectors of the same specification, and can be directly adapted to various common RF cables such as RG58 and RG142, without additional modification, meeting the connection needs of different equipment and different scenarios.
🟠 Precision technology, stable performance: Strict tolerance control and surface treatment testing throughout the process, the matching gap between components is controlled at the micrometer level, and the structural stability is strong, which effectively improves the electromagnetic shielding effect, ensures that the product has no performance attenuation during long-term continuous work, and guarantees the operation stability of the RF system.
🟠 Wireless communication systems: Suitable for 5G micro base stations, RF modules, wireless routers, private network communication equipment, satellite communication terminals, etc., realizing efficient and stable transmission of high-frequency RF signals, and ensuring low latency and high reliability of communication links.
🟠 Test and measurement field: As the RF signal interface of high-end test instruments such as spectrum analyzers, network analyzers, signal generators, and oscilloscopes, it meets the high-precision and high-frequency signal testing needs of laboratories, testing institutions, and R&D centers.
🟠 Industrial electronic equipment: Adapted to industrial automation measurement and control terminals, radio frequency identification (RFID) reading and writing equipment, microwave sensors, and vehicle-mounted RF equipment, it can withstand complex working conditions such as strong vibration, high and low temperatures, and heavy dust in industrial sites, ensuring stable operation of equipment.
🟠 Security monitoring field: Applied to high-definition wireless surveillance cameras, RF transceiver modules, security base stations and other equipment, adapting to indoor and outdoor security scenarios, especially long-distance and high-frequency wireless signal transmission, ensuring no delay or freeze of video and RF signals.
🟠 Equipment upgrading and transformation: It can directly replace SMA RF connectors of the same specification in old equipment without changing the original structure of the equipment, quickly improving the high-frequency signal transmission capacity and environmental adaptability of the equipment, reducing the overall upgrading and transformation cost, and shortening the project cycle.
Q: What is the lead time for customized SMA-C-J3 RF connectors?
A: The lead time is usually 1 to 2 weeks, depending on the complexity of customized requirements (such as special surface treatment, non-standard dimensions) and the scale of purchase orders. The delivery date for bulk customization can be coordinated according to the production plan.
Q: What cable specifications does the SMA-C-J3 RF connector support, and can customized cable adaptation solutions be provided?
A: The product is conventionally adapted to various RF cables such as RG58 and RG142; at the same time, it can be customized according to drawings according to customers' actual needs to meet personalized connection requirements.
Q: Does your company provide technical support and installation guidance for the SMA-C-J3 RF connector?
A: We mainly supply high-performance RF connector products, and at the same time can provide professional technical support, including installation guidance, cable adaptation suggestions, on-site technical consulting, etc., to ensure the correct installation and stable use of the connector.
Ready to choose a more reliable connection solution for your RF system? Contact us today to get free technical consulting, sample application and exclusive quotation for the SMA-C-J3 RF connector. Our team of technical experts will answer your questions one-on-one and tailor-made an RF connection solution suitable for your scenario!
E-mail: [email protected]
Tel: 86-18115599525
Lock high-frequency signals with precision threads — SMA-C-J3 RF connector, escorting your RF system!
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