Description
Xylem-McDonnell & Miller SPDT Auto Reset General Purpose Switch — Part Number 110000
The Xylem-McDonnell & Miller General Purpose Switch (Part Number 110000) is a dependable, dual-voltage switching solution engineered for demanding HVAC and hydronic system applications. Featuring a Single Pole Double Throw (SPDT) configuration and automatic reset functionality, this switch delivers consistent, hands-free operation — eliminating the need for manual intervention after a trip event.
Key Features
- Dual voltage compatibility: operates at 120VAC or 240VAC
- SPDT (Single Pole Double Throw) switching action for versatile circuit control
- Auto reset design automatically restores operation once conditions normalize
- General purpose construction suitable for a wide range of HVAC and hydronic applications
- Manufactured by Xylem-McDonnell & Miller, a trusted name in boiler and hydronic controls
- Part Number: 110000
Application
Designed for integration into boilers, hydronic heating systems, and other commercial or residential HVAC equipment, this switch provides reliable circuit switching and automatic recovery. The SPDT contact arrangement allows it to be wired for both normally open and normally closed circuit configurations, offering maximum installation flexibility.
Why Choose Xylem-McDonnell & Miller?
Xylem-McDonnell & Miller has a long-standing reputation for producing high-quality boiler controls and safety devices. This general purpose switch upholds that tradition, offering durable construction and dependable performance for HVAC professionals and contractors.







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