Honeywell L4006A1959

Honeywell L4006A Immersion Controller Aquastat, 40 - 180 deg F, 5 deg F Fixed Differential, 3 Inch Insulation Depth


Manufacturer part number:




Honeywell L4006A Aquastat, Immersion Controller, 40 - 180 deg F, 5 deg F Fixed Differential, Contacts Break On Temperature Rise, SPST Switch, 3/8 x 2-7/8 Inch Copper Bulb, 3/4 Inch Spud, 3 Inch Insulation Depth, 3 Inch Capillary Length, 8 A at 120 VAC Full Load, 5.1 A at 240 VAC, 48 A at 120 VAC Locked Rotor, 30.6 A at 240 VAC, 60 Hz, 1 Phase, Horizontal/Vertical Mount, 8-5/8 Inch H x 2 Inch W x 2-1/8 Inch D, Includes: Heat Conductive Compound

  • Totally enclosed micro switchâ„¢ snap-acting switches operate on temperature rise to setpoint
  • Visible control point scale and external adjustment screw permit easy setting
  • 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

Standard/Approvals: AGA/CSA Certified, UL Listed

Application: High or Low limit

Products specifications
Attribute nameAttribute value
Bulb Size3/8 x 2-7/8 Inch Copper
Capillary Length3 Inch
Differential5 deg F Fixed
Dimensions8-5/8 Inch H x 2 Inch W x 2-1/8 Inch D
Insulation Depth3 Inch
Mounting TypeHorizontal/Vertical
Spud Size3/4 Inch
Switch ActionContacts Break On Temperature Rise
Switch TypeSPST
Temperature Range40 - 180 deg F
TypeImmersion Controller