Johnson Controls A28AK-1 Temperature Control R-410A The Hydrolevel 48-3250-60 Replacement Sensor

The Hydrolevel 48-3250-60 Replacement Sensor is the direct 12-inch thermistor sensor assembly engineered for HydroStat 3000 series controllers

it provides reliable thermal expansion protection for mid-sized boiler plants and high-output water heaters

non-adjustable switch is compatible with all common non-corrosive refrigerants

Common Questions What causes this limit switch to trip

Robust Debris Filtration: Captures solid contaminants and sludge to prevent plugging at the orifice or TXV

Johnson Controls A28AK-1 Temperature Control R-410A The Hydrolevel 48-3250-60 Replacement SensorJohnson Controls A28AK 1 Temperature Control, Two Stage, 120 208 240 277 Vac, Flange Mounted, Two SPDT Switches, 30 110 Degree Setpoint Range, 2 Degree Differential Each Stage and 3 Degree Differential Between Stages, Knob Range Adjuster