


Ships same day if ordered by 12 pm
Manufacturer pricing rules prevent us from advertising our discount — no account or email required to see it.
Secure Payments
Easy Returns
Expert Advice
Fast Shipping
Experience robust performance with the McDonnell & Miller 310464 SWA-150S-MD Snap-Action Switch Assembly. This essential component is designed for seamless integration into Series 150S and Series 157S low water cut-offs, ensuring reliable control and safety in your system.
Engineered for durability and reliability, this switch assembly offers a practical solution for maintaining optimal operation in heating systems and industrial environments. Its automated reset feature guarantees continuous, trustworthy performance without manual intervention.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
Add install kit to cart
—
Thanks for subscribing!
This email has been registered!
