Connector & Adapters

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  • SKU: 60393
    SM/MM MTO/MPO-12 Fiber Loopback Attenuator Male-Male, 1~20dB Optional $135.50

    Compact SM/MM MTP/MPO-12 fiber loopback attenuator with 1-20dB options, male-to-male design, ideal for high-density network testing, transceiver calibration, and troubleshooting.

  • SKU: 60381
    SM/MM MU Fixed Male-Female Attenuator, 1~30dB Optional $8.80

    Compact SM/MM MU fiber optic attenuator with 1-30dB fixed options, perfect for high-density networks, optical power management, signal testing, and precision performance optimization.

  • SKU: 61236
    SM/MM SC/APC/UPC Connector, 0.9/2.0/3.0mm Boot Size Optional $1.10

    High-performance SM/MM SC/APC/UPC connector with flexible 0.9/2.0/3.0mm boot size options, ideal for low loss, reliable fiber optic connections in telecom and data networks.

  • SKU: 57877
    SM/MM ST Fixed Male-Female Attenuator, 1~30dB Optional $7.20

    Versatile SM/MM ST Fixed Male-Female Attenuator with 1~30dB options, ensuring precise signal control for optical networks, testing, and data center applications. Reliable, efficient, and easy-to-use.

  • SKU: 61279
    SM/MM ST/APC/UPC Connector, 0.9/2.0/3.0mm Boot Size Optional $1.10

    Versatile SM/MM ST/APC/UPC connector with flexible boot sizes (0.9/2.0/3.0mm), offering secure, low-loss connections for telecom and high-performance fiber optic applications.

  • SKU: 118093
    SMA905 To SMA905 Simplex Metal Fiber Optic Adapter With Flange $11.40

    The SMA905 to SMA905 Simplex Metal Fiber Optic Adapter with Flange is designed to provide precise and secure connections between two SMA905 fiber optic connectors. Built with a high-quality metal housing, it offers superior durability, stability, and excellent resistance to wear and mechanical stress, ensuring reliable performance over long-term use. Featuring a flanged design, this adapter can be easily mounted onto panels or bulkheads, providing a secure and fixed connection point for more stable fiber optic alignment. It supports simplex connections and delivers low insertion loss and high repeatability, making it ideal for applications that require precision and consistency. Widely used in laser delivery systems, spectroscopy, medical instruments, test and measurement equipment, and fiber optic communication systems, this SMA905 adapter ensures high-performance optical coupling for critical and demanding environments.

  • SKU: 62895
    SMA905 To SMA905 Simplex Metal Fiber Optic Adapter Without Flange $8.60

    The SMA905 to SMA905 Simplex Metal Fiber Optic Adapter Without Flange is designed to provide precise and secure fiber optic connections for high-performance applications. Constructed with a durable metal housing, this adapter ensures excellent mechanical strength, stability, and long-lasting reliability. Engineered specifically for SMA905 connectors, it delivers low insertion loss, high repeatability, and excellent optical alignment, making it ideal for demanding environments. The compact design without a flange allows for flexible integration into customized equipment or tight installation spaces. This simplex adapter is widely used in laser delivery systems, spectroscopy, medical equipment, test and measurement setups, and fiber optic communication devices, offering stable and consistent performance for critical optical applications.

  • SKU: 80526
    Square LC/APC Simplex Singlemode Bare Fiber Optic Adapter/Coupler $12.78

    The Square LC/APC Simplex Singlemode Bare Fiber Optic Adapter/Coupler is designed to enable quick and repeatable connections between bare fibers and LC/APC connectors without the need for fusion splicing or connector termination. Ideal for lab testing, optical power measurements, OTDR verification, emergency maintenance and temporary diagnostic use. Its high-precision ceramic sleeve ensures accurate alignment, low insertion loss, and stable optical performance, making it a valuable tool for fiber network troubleshooting, testing, and training environments.

  • SKU: 62770
    Square LC/UPC Simplex Singlemode Bare Fiber Optic Adapter/Coupler $12.78

    The Square LC/UPC Simplex Singlemode Bare Fiber Optic Adapter/Coupler is designed to enable quick and repeatable connections between bare fibers and LC/UPC connectors without the need for fusion splicing or connector termination. Ideal for lab testing, optical power measurements, OTDR verification, emergency maintenance and temporary diagnostic use. Its high-precision ceramic sleeve ensures accurate alignment, low insertion loss, and stable optical performance, making it a valuable tool for fiber network troubleshooting, testing, and training environments.

  • SKU: 62848
    ST Bare Fiber Adapter/Coupler Telecom Grade Round $9.75

    Explore our online store for ST Bare Fiber Adapter/Coupler Telecom Grade Round in various configurations, with worldwide distribution. Free shipping on orders over $200.

  • SKU: 62863
    ST Bare Fiber Adapter/Coupler Telecom Grade Square $9.75

    Explore SunmaFiber online store for ST Bare Fiber Adapter/Coupler Telecom Grade Square, Global sales, Free shipping on orders over $200.

  • SKU: 62659
    ST/UPC Female To SC/UPC Female Hybrid Duplex Singlemode/Multimode Metal Fiber Optic Adapter With Flange $1.80

    The ST/UPC Female to SC/UPC Female Hybrid Duplex Singlemode/Multimode Metal Fiber Optic Adapter with Flange is designed for reliable connection between ST and SC fiber optic connectors. Featuring a durable nickel-plated metal housing and precise zirconia alignment sleeves, it ensures excellent mechanical stability and low insertion loss in both single-mode and multimode applications.

  • SKU: 62646
    ST/UPC Female To SC/UPC Female Hybrid Simplex Singlemode/Multimode Metal Fiber Optic Adapter With Flange $0.87

    The ST/UPC Female to SC/UPC Female Hybrid Simplex Singlemode/Multimode Metal Fiber Optic Adapter with Flange is a high-precision hybrid adapter designed for reliable interconnection between ST/UPC and SC/UPC connectors. It enables seamless connection between different connector types while maintaining low insertion loss and high return loss, ensuring excellent optical performance for both singlemode and multimode applications.

  • SKU: 62616
    ST/UPC to ST/UPC Simplex Single Mode/Multimode Metal Fiber Optic Adapter/Coupler without Flange $0.89

    Explore SunmaFiber online store for ST to ST Simplex Single Mode/Multimode Metal Fiber Optic Adapter/Coupler without Flange, Global sales, Free shipping on orders over $200.

  • SKU: 61408
    Universal Dust Cap For 2.5mm FC, SC and ST Ferrules, 100 pcs/pack $11.00

    Protect fiber optic connectors with universal dust caps for 2.5mm FC, SC, and ST ferrules. 100 pieces per pack, ensuring cleanliness and optimal performance. Ideal for installers.

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