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Oct 17, 2017 - 03:18 AM
The major difference between the two transfer switches is The LPT50BRD is a Relay Base unit that is much quieter. The ES50M-65N has Mechanical Contacts that make a hum when running.
Electrical > Automatic Transfer Switches
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Oct 17, 2017 - 03:18 AM
View all Esco LPT50BRD LYGHT 50 Amp 120/240v Relay Base Transfer Switch Questions & Answers
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