11/5/2018
Low Voltage/Filament - Economical Single Primary (166 Series) - Hammond Mfg.
Quality Products. Service Excellence.
Low Voltage/Filament - Economical Single Primary
166 Series
Open Style, Chassis Mount - 115 V Primary
Features
Economical single primary 115 VAC, 60 Hz. (or 117 50/60 Hz. see table) - (If you require
117/234 or 50/60 Hz. operation or dual secondaries check out our versatile
266 Series.
Most secondaries are center tapped (C.T.), VAC (RMS) - see table for details.
Open style, channel bracket, two hole chassis mount.
Minimum 6" long leads.
Dual bobbin design - no electrostatic shield required.
We use Class B insulation (130 degrees, C) for extra protection - UL listed as a Class A
(105 degree, C) design
Hi-Pot test of 2,000V RMS.
UL listed.
CSA certified.
https://www.hammfg.com/electronics/transformers/power/166
1/5
11/5/2018
Low Voltage/Filament - Economical Single Primary (166 Series) - Hammond Mfg.
Primary
Part No.
166S2
166F2
166G2
166J2
166K2
166L2
166M2
166Q2
166R5
166S5
166U5
166RS
166V5
166F5
166G5
166J5
166L5
166MS
166M6
166Q6
166S6
VA
25
0.63
1.25
2.5
3.75
6.25
7.5
15
40
50
75
40
100
1.25
2.5
5
10
15
18.9
37.8
63
(VAC)
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
117V 50/60 Hz.
115V 60 Hz.
115V 60 Hz.
Secondary (R.M.S.)
VAC
2.5 C.T.
2.5 C.T.
2.5 C.T.
2.5 C.T.
2.5 C.T.
2.5 C.T.
2.5 C.T.
2.5 C.T.
5 C.T.
5 C.T.
5 C.T.
5 C.T.
5 C.T.
5 C.T.
5 C.T.
5 C.T.
5 C.T.
5 C.T.
6.3 C.T.
6.3 C.T.
6.3 C.T.
Amps
10
0.25
0.5
1
1.5
2.5
3
6
8
10
15
8
20
0.25
0.5
1
2
3
3
6
10
A
3.69
2.06
2.06
2.06
2.38
2.81
2.81
3.25
3.69
3.69
4.03
4.50
4.50
2.06
2.06
2.38
2.81
3.25
3.25
3.69
4.03
Overall Dimensions
B
2.00
1.25
1.25
1.38
1.38
1.50
1.50
1.63
2.00
2.13
2.25
2.50
2.50
1.25
1.38
1.50
1.63
1.75
2.00
2.00
2.25
C
2.31
1.19
1.19
1.19
1.38
1.69
1.69
2.00
2.31
2.31
2.63
3.00
3.00
1.19
1.19
1.38
1.69
2.00
2.00
2.31
2.63
D
3.13
1.75
1.75
1.75
2.00
2.38
2.38
2.81
3.13
3.13
3.56
4.00
4.00
1.75
1.75
2.00
2.38
2.81
2.81
3.13
3.56
E
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.20
0.20
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
Mounting
Dimensions
Ref
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
https://www.hammfg.com/electronics/transformers/power/166
2/5
11/5/2018
Part No.
166E6
166F6
166G6
166G6B
166J6
166K6
166K6B
166L6
166N6
166G7
166U7
166G8
166N8
166J8
166L8
166M8
166G9
166M10
166N10
166P10
166R10
166S10
166F10
166G10
166J10
166L10
166P11
166S11
166C12
166N12B
166E12
166F12B
166F12C
166F12D
166GD12
166JA12
166K12
166JB12
166LA12
166K12B
166L12B
166L12
166M12
166N12
166Q12
166R12
166F12
166G12
166J12
166J12B
166L14
166Q14
166F14
166E14
166G14
VA
0.95
1.89
3.78
3.78
6.3
7.56
7.56
12.6
25.2
4.9
112.5
4
34
8.5
17
25.5
4.5
30
40
50
80
100
3
5
10
20
55
110
0.63
48
1.8
3.6
4.2
4.2
8.4
12
14.4
14.4
24
18.9
25.2
31.5
37.8
50.4
75.6
100.8
3.78
6.3
12.6
12.6
28
84
3.5
2.1
7
Low Voltage/Filament - Economical Single Primary (166 Series) - Hammond Mfg.
Primary
(VAC)
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
117V 50/60 Hz.
115V 60 Hz.
115V 60 Hz.
117V 50/60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
117V 50/60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
117V 50/60 Hz.
117V 50/60 Hz.
115V 60 Hz.
115V 60 Hz.
117V 50/60 Hz.
115V 60 Hz.
117V 50/60 Hz.
117V 50/60 Hz.
115V 60 Hz.
117V 50/60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
117V 50/60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 50/60 Hz.
115V 60 Hz.
115V 60 Hz.
Secondary (R.M.S.)
VAC
6.3 C.T.
6.3 C.T.
6.3 C.T.
6.3 C.T.
6.3 C.T.
6.3 C.T.
6.3 C.T.
6.3 C.T.
6.3 C.T.
7 C.T.
7.5 C.T.
8 C.T.
8.5 C.T.
8.5 C.T.
8.5 C.T.
8.5 C.T.
9 C.T.
10 C.T.
10 C.T.
10 C.T.
10 C.T.
10 C.T.
10 C.T.
10 C.T.
10 C.T.
10 C.T.
11 C.T.
11 C.T.
6.3/12.6 C.T.
12 C.T.
12 C.T.
12 C.T.
12 C.T.
12
12
12 C.T.
12 C.T.
12
12 C.T.
12.6 C.T.
12.6 C.T.
12.6 C.T.
12.6 C.T.
12.6 C.T.
12.6 C.T.
12.6 C.T.
12.6 C.T.
12.6 C.T.
12.6 C.T.
12.6 C.T.
14 C.T.
14 C.T.
14 C.T.
14 C.T.
14 C.T.
Amps
0.15
0.3
0.6
0.6
1
1.2
1.2
2
4
0.7
15
0.5
4
1
2
3
0.5
3
4
5
8
10
0.3
0.5
1
2
5
10
.1/.05
4
0.15
0.3
0.35
0.35
0.7
1
1.2
1.2
2
1.5
2
2.5
3
4
6
8
0.3
0.5
1
1
2
6
0.25
0.15
0.5
A
2.06
2.06
2.38
2.38
2.81
2.81
2.81
2.81
3.25
2.38
4.50
2.38
3.25
2.81
3.25
3.25
2.38
3.25
3.69
3.69
4.03
4.50
2.06
2.38
2.81
3.25
3.69
4.50
2.06
3.69
2.06
2.38
2.38
2.38
2.81
2.81
3.25
3.25
3.25
3.25
3.25
3.25
3.69
3.69
4.03
4.50
2.38
2.81
2.81
3.25
3.25
4.03
2.38
2.06
2.81
Overall Dimensions
B
1.25
1.38
1.38
1.38
1.50
1.50
1.50
1.63
1.75
1.50
2.50
1.38
2.00
1.50
1.63
1.75
1.38
2.00
2.00
2.13
2.50
2.50
1.38
1.50
1.63
1.75
2.13
2.50
1.25
2.00
1.38
1.38
1.38
1.38
1.63
1.63
1.63
1.75
1.75
2.00
2.00
2.00
2.13
2.13
2.25
2.50
1.38
1.50
1.63
1.75
2.00
2.50
1.35
1.38
1.50
C
1.19
1.19
1.38
1.38
1.69
1.69
1.69
1.69
2.00
1.38
3.00
1.38
2.00
1.69
2.00
2.00
1.38
2.00
2.31
2.31
2.63
3.00
1.19
1.38
1.69
2.00
2.31
3.00
1.19
2.31
1.19
1.38
1.38
1.38
1.69
1.69
2.00
2.00
2.00
2.00
2.00
2.00
2.31
2.31
2.63
3.00
1.38
1.69
1.69
2.00
2.00
2.63
1.43
1.19
1.69
D
1.75
1.75
2.00
2.00
2.38
2.38
2.38
2.38
2.81
2.00
4.00
2.00
2.81
2.38
2.81
2.81
2.00
2.81
3.13
3.13
3.56
4.00
1.75
2.00
2.38
2.81
3.13
4.00
1.75
3.13
1.75
2.00
2.00
2.00
2.38
2.38
2.81
2.81
2.81
2.81
2.81
2.81
3.13
3.13
3.56
4.00
2.00
2.38
2.38
2.81
2.81
3.56
2.00
1.75
2.38
E
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.20
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.20
0.19
0.19
0.19
0.19
0.19
0.20
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.20
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
Mounting
Dimensions
Ref
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
https://www.hammfg.com/electronics/transformers/power/166
3/5
11/5/2018
Part No.
166J14
166L16
166M16
166F16
166G16
166J16
166B18
166J18
166L18
166M18
166P18
166E18
166K18
166L20
166D20
166E20
166F20
166G20
166J20
166L22
166A24
166T24
166J24
166L24
166M24
166N24
166C24
166EA24
166FB24
166GD24B
166JB24
166J25B
166K25
166L25
166M25
166D25
166E25
166F25
166G25
166J25C
166J25
166L25B
166J28
166L28
166F28
166G28
166E30
166F30
166G30
166J33
166K35
166J36
166E36
166F36
166F36A
VA
14
35.2
48
4
8
16
0.54
18
36
54
90
5.4
27
40
2
3
6
10
20
44
0.63
288
24
48
72
96
2.04
4.8
9.6
16.8
24
25
37.5
50
75
2.5
3.75
7.5
12.5
25
25
50.4
28
56
7
14
4.5
7.5
15
33
52.5
36
5.4
10.8
10.8
Low Voltage/Filament - Economical Single Primary (166 Series) - Hammond Mfg.
Primary
(VAC)
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 50/60 Hz.
115V 50/60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
117V 50/60 Hz.
117V 50/60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
117V 50/60 Hz.
117V 50/60 Hz.
115V 60 Hz.
117V 50/60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
117V 50/60 Hz.
115V 60 Hz.
115V 50/60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
117V 50/60 Hz.
Secondary (R.M.S.)
VAC
14 C.T.
16 C.T.
16 C.T.
16 C.T.
16 C.T.
16 C.T.
9/18 C.T.
18 C.T.
18 C.T.
18 C.T.
18 C.T.
18 C.T.
18 C.T.
20 C.T.
20 C.T.
20 C.T.
20 C.T.
20 C.T.
20 C.T.
22 C.T.
12.6/25.2 C.T.
24 C.T.
24
24 C.T.
24 C.T.
24 C.T.
24 C.T.
24 C.T.
24 C.T.
24 C.T.
24 C.T.
25 C.T.
25 C.T.
25 C.T.
25 C.T.
25 C.T.
25 C.T.
25 C.T.
25 C.T.
25
25 C.T.
25.2 C.T.
28 C.T.
28 C.T.
28 C.T.
28 C.T.
30 C.T.
30 C.T.
30 C.T.
33 C.T.
35 C.T.
36 C.T.
36 C.T.
36 C.T.
36 C.T.
Amps
1
2.2
3
0.25
0.5
1
.06/.03
1
2
3
5
0.3
1.5
2
0.1
0.15
0.3
0.5
1
2
.05/.025
12
1
2
3
4
0.085
0.2
0.4
0.7
1
1
1.5
2
3
0.1
0.15
0.3
0.5
1
1
2
1
2
0.25
0.5
0.15
0.25
0.5
1
1.5
1
0.15
0.3
0.3
A
2.81
3.25
3.69
2.38
2.81
3.25
2.06
3.25
3.69
3.69
4.03
2.38
3.25
3.69
2.06
2.06
2.38
2.81
3.25
3.69
2.06
3.75
3.25
3.69
4.03
4.50
2.06
2.38
2.81
3.25
3.25
3.25
3.69
3.69
4.03
2.06
2.38
2.81
2.81
3.25
3.25
4.03
3.25
3.69
2.81
2.81
2.38
2.81
3.25
3.25
3.69
3.69
2.38
2.81
2.81
Overall Dimensions
B
1.63
2.00
2.13
1.38
1.50
1.63
1.25
2.00
2.13
2.13
2.50
1.50
1.75
1.88
1.38
1.38
1.50
1.63
1.75
2.13
1.25
3.60
2.00
2.13
2.25
2.50
1.38
1.50
1.63
1.75
1.75
2.00
1.88
2.13
2.25
1.38
1.38
1.50
1.63
2.00
1.75
2.25
2.00
2.13
1.50
1.63
1.38
1.50
1.63
2.00
2.13
1.88
1.50
1.63
1.63
C
1.69
2.00
2.31
1.38
1.69
2.00
1.19
2.00
2.31
2.31
2.63
1.38
2.00
2.31
1.19
1.19
1.38
1.69
2.00
2.31
1.19
4.63
2.00
2.31
2.63
3.00
1.19
1.38
1.69
2.00
2.00
2.00
2.31
2.31
2.63
1.19
1.38
1.69
1.69
2.00
2.00
2.63
2.00
2.31
1.69
1.69
1.38
1.69
2.00
2.00
2.31
2.31
1.38
1.69
1.69
D
2.38
2.81
3.13
2.00
2.38
2.81
1.75
2.81
3.13
3.13
3.56
2.00
2.81
3.13
1.75
1.75
2.00
2.38
2.81
3.13
1.75
3.00
2.81
3.13
3.56
4.00
1.75
2.00
2.38
2.81
2.81
2.81
3.13
3.13
3.56
1.75
2.00
2.38
2.38
2.38
2.81
3.56
2.81
3.13
2.38
2.38
2.00
2.38
2.81
2.81
3.13
3.13
2.00
2.38
2.38
3.00
E
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.20
0.19
0.19
0.19
0.20
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.19
0.38
Mounting
Dimensions
Ref
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
B
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
https://www.hammfg.com/electronics/transformers/power/166
4/5
11/5/2018
Part No.
166G36
166L42
166J44
166E44
166F44
166G44
166M48
166J50
166L50
166C50
166F50
166G50
166G60
166M72
166G80
166G100
166F120
VA
18
84
44
6.6
11
22
144
50
100
3.75
15
25
30
216
40
50
36
Low Voltage/Filament - Economical Single Primary (166 Series) - Hammond Mfg.
Primary
(VAC)
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
117V 50/60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
117V 50/60 Hz.
115V 60 Hz.
115V 60 Hz.
115V 60 Hz.
Secondary (R.M.S.)
VAC
36 C.T.
42 C.T.
44 C.T.
44 C.T.
44 C.T.
44 C.T.
48 C.T.
50 C.T.
50 C.T.
50 C.T.
50 C.T.
50 C.T.
60 C.T.
72 C.T.
80 C.T.
100 C.T.
120 C.T.
Amps
0.5
2
1
0.15
0.25
0.5
3
1
2
0.075
0.3
0.5
0.5
3
0.5
0.5
0.3
A
3.25
4.03
3.69
2.81
2.81
3.25
3.44
3.69
4.50
2.38
3.25
3.25
3.25
3.75
3.69
3.69
3.69
Overall Dimensions
B
1.63
2.50
2.00
1.50
1.63
1.75
2.98
2.13
2.50
1.38
1.63
1.75
2.00
3.56
1.88
2.13
1.88
C
2.00
2.63
2.31
1.69
1.69
2.00
4.13
2.31
3.00
1.38
2.00
2.00
2.00
4.50
2.31
2.31
2.31
D
2.81
3.56
3.13
2.38
2.38
2.81
2.75
3.13
4.00
2.00
2.81
2.81
2.81
3.00
3.13
3.13
3.13
3.00
2.38
E
0.19
0.19
0.19
0.19
0.19
0.19
0.20
0.19
0.20
0.19
0.19
0.19
0.19
0.20
0.19
0.19
0.19
0.38
0.38
Mounting
Dimensions
Ref
C
C
C
C
C
C
B
C
C
C
C
C
C
B
C
C
C
Data subject to change without notice
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