Supco Manual Reset: Open on Rise, SPST, 350°F Opening, Manual Reset
SKU 3G-OTH-69928
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Frequently Asked Questions
What is the Supco SHM350 manual reset limit control used for?
The Supco SHM350 is a surface-mount limit control that opens on temperature rise at 350°F. It is used in HVAC and industrial heating systems to provide over-temperature protection, requiring manual reset after activation to ensure safe operation.
What are the specifications of the Supco SHM350?
The Supco SHM350 is a manual reset, open-on-rise, SPST limit control with a 350°F opening temperature. It is rated for 120V AC and 240V AC. The manufacturer part number is SHM350, and it is a surface-mount device for over-temperature safety in heating equipment.
Where to buy the Supco SHM350 worldwide?
You can source the Supco SHM350 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring reliable supply for your HVAC or industrial heating needs.
How to install the Supco SHM350 manual reset limit control?
Install the Supco SHM350 by mounting it securely on a clean surface near the heat source. Wire the SPST contacts in series with the load circuit. After a trip event, allow the device to cool before manually pressing the reset button. Always follow local electrical codes.
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3G Electric supplies Supco surface mount limit controls. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.




