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Honeywell - Aquastat, breaks on rise, 130ºF - 270ºF range, 250ºF factory stop, less well

Item: L4006E1067
MFR: L4006E1067/U

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About This Product

Product Info


Aquastat® Controllers are immersion type devices for limiting or regulating the temperature of liquids in boilers, storage tanks, and other applications where temperature control is required. Honeywell's L4006 are used in applications that utilize the existing wells


Totally enclosed Micro Switch snap-acting switches operate on temperature rise to setpoint.
Visible control point scale and external adjustment screw permit easy setting.
Horizontal or vertical insertion of the sensing element.
Direct or well immersion of the sensing element.
Models available for strap-on mounting.
Remote bulb model may be used to sense air temperature in ducts and in outside air sensing applications.
TRADELINE models include heat-conductive compound.
Select models have wells.
UL limit rated device.


Weight1.3 Pounds (lbs)
Width2.13 Inches (In)
Height5.63 Inches (In)
Country of OriginMEX
Length2 Inches (In)
ApplicationHigh Limit Control
Bulb Size3/8" x 2 7/8" copper
Display OptionsControl point scale
Electrical RatingAt Full Load 8 A @ 120 VAC: 5.1 A @ 240 VAC; At Locked Rotor 48 A @ 120 VAC: 30.6 A @ 240 VAC; Millivolt 0.25 A @ 0.25 to 12 VDC
Energy Star RatedNo
IncludesHeat-conductive compound; Stop factory-set at 250 F (121 C); Well adapter
MountingHorizontal or Vertical
Operating Temperature Range130°F to 270°F (54.4°C to 132.2°C)
Prop 65No
Temperature Range<150°F (65.5°C)
UL ListedNo
UL RecognizedYes
Warranty OfferedYes


Equipment Part List