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McDonnell & Miller - RB-24E Low Water Cut Off Boiler Control for Hot Water Boilers

Item: RB24
MFR: 144692


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McDonnell & Miller - Electronic Low Water Cut-Off Boiler Control

Brass threads enable a secure and trouble-free installation
Test button to confirm proper operation
Universal wiring harness fits 100% of today's gas boilers
-S, -A and -L models provide plug & play installation with
most residential boilers
Compact size
Easy to install and wire
Automatic reset feature resumes operations after a power outage when water is on probe
Green LED indicating power is on
Red LED indicating low water condition
Solid state operation
15,000 ohms probe sensitivity
Maximum ambient temperature 120°F (49°C)
Maximum water temperature 250°F (121°C)
Maximum water pressure of 160 psi (3.5 kg/cm3)
Warning: this product contains a chemical known to the State of California to cause cancer.


Weight1 Pounds (lbs)
Length5.75 Inches (In)
Width1.875 Inches (In)
Height1.75 Inches (In)
Country of OriginUSA
BrandMcDonnell & Miller
Display OptionsNo Display
Electrical Rating24 VAC
Energy Star RatedNo
Maximum Ambient Temperature120°F (48.8°C)
Maximum Pressure (PSI)160 PSI
Mounting3/4" NPT
Prop 65Yes
Switch ActionOn/Off
Temperature Range>120°F (48.8°C)
UL ListedYes
UL RecognizedYes
Warranty OfferedYes


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