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SparkFun SIM Card Socket Breakout

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Expose a SIM socket’s communication contacts with this breakout. The current socket provides the six SIM pins, while the board’s older switch-detection positions are unconnected because that feature is absent from the installed socket. The adapter supplies physical access for a suitable host circuit rather than a cellular modem or service connection.

Before you buy

Verify pin assignments, SIM voltage and host interface requirements; do not rely on card-detect switch contacts.

SparkFun SKU: BOB-00573 · Category: SIM socket breakouts

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Official product specifications and documentation

EAR summary based on supplier documentation; this is not a hands-on review. Product identity rechecked during the October 25, 2026 sprint. SparkFun Originals eligibility was verified with the supplier’s Original: Yes filter on 2026-10-25. Affiliate eligibility remains subject to SparkFun's program terms.