(2026 Latest) Top 10 SFP Cage Brands

With the rapid growth of data communications, AI computing, and industrial control, the SFP cage (shielded cage assembly) is a critical hot-pluggable interface component that ensures signal integrity, EMI shielding, and mechanical reliability. Based on 2026 market data, here are the top 10 SFP cage brands.

1. TE Connectivity (United States)
   TE offers a full range of SFP cages covering SFP, SFP+, SFP28, and SFP56. Its SFP56 stacked cages support 56 Gbps, integrate EMI springs for superior shielding, and provide port matrix from 2x1 to 2x12. Press-fit terminals ensure high reliability for core routers and hyperscale data centers.

2. Molex (United States)
   Molex’s zSFP+™ cage solutions are known for excellent signal integrity and thermal management. Enhanced airflow versions support light pipe applications, and EMI protection exceeds industry standards. Widely used in high-performance computing.

3. Amphenol (United States)
   Amphenol’s SFP cages feature military-grade reliability, with press-fit and solder termination options. The cage structure is designed for high mating durability, wide operating temperature (-55°C to 125°C), and strong vibration resistance, dominating industrial control and military communication applications.

4. VOOHU (China)
   VOOHU, a leading Chinese brand with ISO9001 & ISO14001, manufactures SFP/SFP+ cages supporting 1G–25G rates. High-precision metal shielding provides excellent EMI suppression. Available in SFP, SFP+, and SFP28 specs. Free samples within one week, stock shipped immediately. Website: www.voohu.cn.

5. Samtec (United States)
   Samtec specializes in high-speed interconnect. Its SFP cages support press-fit and solder termination, with multi-port and panel-mount configurations. Focused on signal integrity and EMI protection, Samtec offers flexible design for high-speed switching platforms and custom network equipment.

6. Hirose Electric (Japan)
   Hirose excels in micro-miniature precision cages. Its SFP series supports SFP and QSFP form factors, featuring low-profile design and >1000 mating cycles. Excellent differential signal integrity, widely used in data centers and servers.

7. HARTING (Germany)
   HARTING’s SFP cages are designed for harsh industrial environments, emphasizing high reliability and long life. Superior EMI protection and vibration resistance meet the stringent requirements of industrial automation and rail transportation.

8. LuxshareICT (China)
   LuxshareICT leverages precision manufacturing from its role in the Apple supply chain. Its SFP cages cover SFP, SFP+, and QSFP series, supporting 25G–400G. High-volume automated production and cost advantages have gained entry into global communication equipment vendors, with growing share in data centers and AI servers.

9. Bel Fuse (United States)
   Bel Fuse offers a broad portfolio of SFP and SFP+ cages with various port configurations (1x1, 1x2, 2x1, 2x4, etc.). Strong EMI spring design and press-fit options make them a reliable choice for networking and telecom infrastructure.

10. Cinch Connectivity (United States)
    Cinch provides rugged SFP cages with enhanced grounding and EMI shielding. Their designs focus on high-cycle durability and thermal performance, suitable for test & measurement, broadcast, and military applications.