WEIL MCLAIN Limit Switch: Mfr Part # 510-312-250
SKU 3G-OTH-97684
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Frequently Asked Questions
What is the WEIL MCLAIN 510-312-250 limit switch used for?
The WEIL MCLAIN 510-312-250 is a temperature control limit switch used in HVAC systems to monitor and regulate boiler or furnace temperatures. It helps prevent overheating by interrupting the burner circuit when temperatures exceed safe limits, ensuring safe and efficient operation in residential and commercial heating applications.
What are the specifications of the WEIL MCLAIN 510-312-250?
The WEIL MCLAIN 510-312-250 is a temperature control limit switch with manufacturer part number 510-312-250. It is designed as a replacement HVACR control for boilers and furnaces. For detailed electrical ratings or temperature range, consult the product datasheet or contact 3G Electric for specifications.
Where to buy the WEIL MCLAIN 510-312-250 worldwide?
You can source the WEIL MCLAIN 510-312-250 limit switch through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact our team to place an order or request a quote for this temperature control part.
How to install the WEIL MCLAIN 510-312-250 limit switch?
To install the WEIL MCLAIN 510-312-250 limit switch, first disconnect power to the HVAC system. Mount the switch securely in the designated location, typically on the boiler or furnace. Connect the wiring per the manufacturer's diagram, ensuring proper polarity. Test operation before restoring full system power.
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3G Electric supplies WEIL MCLAIN replacement hvacr controls, switches & thermostats. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.













