Description
Product Overview
The Xylem-McDonnell & Miller 354081 is a genuine OEM replacement probe designed specifically for use with the PS-800 and PS-850 low-water cutoff and pump control systems. Sold as the Model PA-800, this remote probe assembly allows field technicians and boiler service professionals to restore proper operation to existing PS-800 and PS-850 installations without replacing the entire control unit — saving time and reducing overall maintenance costs.
Key Features
- Genuine Xylem-McDonnell & Miller OEM replacement probe
- Compatible with PS-800 and PS-850 low-water cutoff/pump control systems
- 3/4″ NPT connection for straightforward installation into standard boiler tappings
- Remote probe design (Model PA-800) allows probe placement separate from the control body
- Restores reliable low-water protection without full control replacement
- Engineered for hydronic heating and steam boiler applications
Application
The PA-800 remote probe is the correct service replacement when the sensing probe on a PS-800 or PS-850 control has become fouled, corroded, or damaged. The 3/4″ NPT threaded connection makes installation simple and compatible with most boiler vessels. This probe is ideal for commercial and residential boiler service, ensuring continuous low-water protection and pump control performance.
Specifications
- SKU: 354081
- Model: PA-800
- Connection Size: 3/4″ NPT
- Compatible Controls: PS-800, PS-850
- Brand: Xylem-McDonnell & Miller
- Type: Remote Replacement Probe
