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  4. RJ21 Adapters - Harmonica Style

Harmonica Style Adapters: Telco 50-pin RJ21 Cluster Bars,10Base-T applications,USOC

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Harmonica Style Telco 50-Pin Male RJ21 Cluster Bar – USOC wired for most telephone applications

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Harmonica Style Telco 50-Pin Female RJ21 Cluster Bar – USOC wired for most telephone applications

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Harmonica Style Telco 50-Pin RJ21 Cluster Bar – 10Base-T wired for network applications

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Harmonica Bridging Adapter – USOC straight-wired for telephone and data applications

L-com stocks a multitude of Harmonica Style Telco 50-Pin RJ21 Cluster Bars for Telco and 10Base-T applications. We offer both USOC and network wired Harmonicas for all your requirements.