McDonnell & Miller 354083 Liquid Level Control Sensor Probe

The Liquid Level Control Sensor Probe from McDonnell & Miller (354083) delivers reliable liquid level sensing for boiler and hydronic systems. This low-pressure Type Probe ensures accurate, repeatable readings that support safe operation and efficient system performance. It is designed for use with RB-122, RS-1-LP-S, and RB-120 series liquid level control sensors, and features a 3/4 inch male threaded connection for quick, secure installation. Built to withstand typical boiler room conditions, it blends compatibility with existing controls and a compact footprint for easy retrofits.

Key specifications and practical benefits include reliable operation under demanding conditions, straightforward installation, and consistent sensing accuracy across a range of fluid temperatures. This probe is ideal for service technicians who need a proven component that won’t compromise system safety or efficiency.

• Connection: 3/4 inch male threaded
• Temperature: maximum ambient 120°F; water 250°F
• Pressure: maximum water pressure 160 PSI
• Type: Low-pressure liquid level control sensor probe
• Compatibility: RB-122, RS-1-LP-S, RB-120 series

Choose this durable probe for dependable level sensing, easy integration, and long service life in boiler rooms and hot-water systems.