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The Siemens SMFH37 is a 4.33 to 4.9 Amp standard trip overload relay heater element designed for manual motor control and manual starters. It supports single-phase and polyphase motors. This heater element operates at 600V and 60 Hz, and is a solder pot heater.
The Siemens SMFH37 heater element is for overload protection in electrical circuits and is used with thermal overload relays, magnetic motor starters and motor controls.
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