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The Square D SDSA2040 is a surge protection device designed to protect electrical systems from voltage spikes. This device is suitable for use in load centers and is quick to install. It fits into two pole spaces in QO or Homeline load centers and NQ panelboards. The SDSA2040 is UL Listed as a Type 2 surge protective device under UL 1449 standards and complies with National Electrical Code (NEC) Article 285 and CSA standards.
This surge protection device is ideal for safeguarding sensitive electronics and electrical equipment from transient overvoltages, ensuring system reliability.
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