One key difference between the SMT and SMC models is that of Modbus communication protocol support. That's really only important if you want to comprehensively monitor the UPS using a third-party software solution (such as apcupsd or Network UPS Tools).

With over 20 million units sold, many customers have a variety of Smart-UPS products in use. Over the years APC has steadily improved the product line. This document highlights the generations that are likely to still be used in production environments. Please note that this is a high level overview, and not all features are detailed.

Understanding the distinctions between these two models is crucial for making an informed decision when choosing the right uninterruptible power supply (UPS) for your needs. What is APC Smart-UPS? 1. Target Audience and Usage Scenarios. 2. Power Capacity and Runtime. 3. Management and Monitoring Capabilities. 4. Efficiency and Green Mode. 5.

SMT will give you longer runtime. It's more of an enterprise grade model than the SMC. Also with the SMT you can add that network management card into the back of it.

The Smart-UPS is a series of enterprise-level uninterruptible power supplies (UPS) made by American Power Conversion (APC). [1] Most of the units have a SmartSlot (with the exception of SC and SMC series) which accepts an optional interface card providing features ranging from network connectivity to temperature and humidity monitoring. [ 2 ]