Gsm Modem Mc55

Updated July 3, 2026

Overview

Product sourcing insights & recommendations

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The GSM Modem MC55 and its enhanced version, the MC55i, remain vital legacy components in the industrial M2M and IoT sectors for 2026. While 4G and 5G technologies dominate consumer markets, the MC55i continues to offer a highly cost-effective solution for high-volume SMS infrastructures and industrial PLC communications, particularly for Siemens-based systems.

Key Findings:

Economic Efficiency: For businesses exceeding 7,500 SMS/month, transitioning to on-premise MC55i modem pools can save up to $4,400 annually compared to standard cloud APIs.
Technical Standing: The MC55i is the current industrial benchmark, featuring quad-band support (850/900/1800/1900 MHz) and full compatibility with Siemens TS ADAPTER II and PLCs.
Market Dynamics: Despite the 2G sunset in some regions, the global GSM module market remains valued at $6.1 Billion due to the massive installed base of industrial telemetry and vending systems.
Pricing: Individual industrial units are priced between $15.90–$60.00, while enterprise-grade modem pools range from $420 to over $1,200.

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