the SP155-011 is the updated

this unit is specifically rated for 277V AC

range ensures accurate low-pressure detection for specific application requirements

this results in "slugging

making it a reliable choice for veterans in the field looking to restore system integrity

Weil McLain 510-312-279 Blower Wheel 30067439-890 the SP155-011 is the updatedThe Weil McLain 510 312 279 Blower Wheel is a critical combustion component engineered specifically for VHE Series 1 through 3 gas boilers. For technicians troubleshooting draft inducer assemblies or airflow failures, this 5. 72" x 2" stainless steel blower wheel provides the necessary corrosion resistance to handle high temperature flue gases and moisture. Unlike standard galvanized wheels that often succumb to oxidation in high efficiency systems,