




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
The Weil McLain 511624511 is a pressure differential switch designed for use with HE and HE II series boilers. This switch ensures proper pressure levels in the system, allowing for safe and efficient operation. It features a setting of 0.90 inches of water column and a single pole double throw (SPDT) configuration.
The 511624511 switch is essential for maintaining optimal boiler performance and safety. It monitors pressure, ensuring the boiler operates within safe parameters.
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!


