Description
Xylem-McDonnell & Miller FPC-1000-P Low Water Cutoff with Standard Probe
The McDonnell & Miller FPC-1000-P is a dependable Low Water Cut-Off (LWCO) control designed to protect boilers from the hazards of low water conditions. Engineered by Xylem’s McDonnell & Miller brand — a trusted name in hydronic and steam boiler safety — this unit features a standard probe design for straightforward installation and reliable sensing in a wide range of boiler applications.
Key Features
- Low Water Cut-Off (LWCO) control with standard probe configuration
- Designed to shut down burner operation when water drops below a safe level
- Probe-type sensing for accurate, consistent water level detection
- Suitable for use on steam and hot water boilers
- Compact, durable construction for long service life
- Manufactured by Xylem-McDonnell & Miller, a leading name in boiler safety controls
Why Low Water Cutoffs Matter
A low water cutoff is one of the most critical safety devices on any boiler system. Without adequate water level protection, a boiler can overheat, sustain severe damage, or create dangerous operating conditions. The FPC-1000-P provides the peace of mind that comes with proven McDonnell & Miller engineering, automatically interrupting burner operation whenever water falls to an unsafe level.
Application
- Residential and light commercial boiler systems
- Steam and hot water heating applications
- New installations and replacement of existing LWCO controls
Product Details
- Brand: Xylem-McDonnell & Miller
- Model: FPC-1000-P
- Part Number: 144705
- Type: Low Water Cut-Off with Standard Probe









