Specifications

Aquastat Controllers
190 customer.honeywell.com 70-6910
L4006; L6006 Aquastat® Controller
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.
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.
Dimensions in inches (millimeters) Case Dimensions: 5 5/8 in. high x 2 in. wide x 2 1/8 in. deep
(143 mm high x 51 mm wide x 54 mm deep)
Bulb Size: 3/8 in. x 2 7/8 in. (10 mm x 73 mm) copper
Maximum Ambient Temperature: 150 F (66 C)
Approvals:
American Gas Association IAS: AGA Certified
Canadian Standards Association: Certified: File No. LR95329-1
Underwriters Laboratories, Inc. UL Component Recognized: File No.
MP466, Vol. 6, Sec.1, Guide No. MBPR2
M8957A
KNOCKOUT FOR 3/4 (19 )
CONDUIT ON ALL MODELS. SIMILAR
KNOCKOUT ON BOTTOM FOR
HORIZONTAL INSERTION AND
REMOTE BULB MODELS.
1 (25)
5/16
(8)
2 (51)
2-1/8 (54)
5-5/8
(136)
1-7/8
(48)
3/16
(5)
RESET
BUTTON
(L4006E,
L4008E
ONLY)
KNOCKOUT FOR 3/4 (19)
CONDUIT ON VERTICAL
INSERTION MODELS ONLY
ELEMENT FOR HORIZONTAL IMMERSION
3/4
(19)
ELEMENT
FOR VERTICAL
IMMERSION
11/16
(18)
3/4
(19)
Product
Number
Electrical Ratings
(Full Load) (Locked Rotor) (Millivolt)
L4006A1009 8A @ 120 Vac;
5.1A @ 240 Vac
48A @ 120 Vac;
30.6A @ 240 Vac
0.25 A @ 0.25
to 12 Vdc
L4006A1017
L4006A1132
L4006A1678
L4006A1959 2.6A @ 120 Vac;
1.3A @ 240 Vac
15.6A @ 120 Vac;
7.8A @ 240 Vac
L4006A1967 8A @ 120 Vac;
5.1A @ 240 Vac
48A @ 120 Vac;
30.6A @ 240 Vac
0.25 A @ 0.25
to 12 Vdc
L4006A2007
L4006B1007
L4006B1155
L4006B1163
L4006E1067 8A @ 120 Vac;
1.3A @ 240 Vac
48A @ 120 Vac;
30.6A @ 240 Vac
L4006E1091
L4006E1109
L4006E1117
L4006E1125 8A @ 120 Vac;
1.3A @ 240 Vac
48A @ 120 Vac;
30.6A @ 240 Vac
0.25 A @ 0.25
to 12 Vdc
L4006H1004
L6006A1004 8A @ 120 Vac;
5.1A @ 240 Vac
48A @ 120 Vac;
30.6A @ 240 Vac
L6006A1012
L6006A1145
L6006A1244
L6006C1018
L6006C1059
Product Number Application
Operating
Temperature
Range
Differential
Temperature Well Spud Size Capillary Length
Switching Action Mounting Includes(F) (C) (F) (C) (inch) (mm) (inch) (mm)
L4006A1009
High or Low
limit
100 F to
240 F
38 C to
116 C
5 F
Fixed
3 C fixed 1/2 in.
NPT
13 mm
NPT
1 1/2 in. 38 mm SPST, contacts break
on temperature rise.
Horizontal or
Vertical
1/2 in. well - 123869A
L4006A1017
High or Low
limit
100 F to
240 F
38 C to
116 C
5 F to
30 F adj.
3 C to
17 C adj.
1/2 in.
NPT
13 mm
NPT
1 1/2 in. 38 mm SPST, contacts break
on temperature rise.
Horizontal or
Vertical
1/2 in. well - 123869A
L4006A1132
High or Low
limit
100 F to
240 F
38 C to
116 C
5 F
Fixed
3 C fixed 3/4 in.
NPT
19 mm
NPT
3 in. 76 mm SPST, contacts break
on temperature rise.
Horizontal or
Vertical
Stop factory-set at 160 F
(71 C);
3/4 in. well - 123871A
* TRADELINE models • SUPER TRADELINE models

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