7/28/2019 Low Voltage/Filament - Economical Single Primary (166 Series) - Hammond Mfg.
https://www.hammfg.com/electronics/transformers/power/166 1/5
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.
Quality Products. Service Excellence.
HIUNIIM ’QE
7/28/2019 Low Voltage/Filament - Economical Single Primary (166 Series) - Hammond Mfg.
https://www.hammfg.com/electronics/transformers/power/166 2/5
Part No. VA
Primary Secondary (R.M.S.) Overall Dimensions Mounting
(VAC) VAC Amps A B C D E Dimensions Ref
166S2 25 115V 60 Hz. 2.5 C.T. 10 3.69 2.00 2.31 3.13 0.19 C
166F2 0.63 115V 60 Hz. 2.5 C.T. 0.25 2.06 1.25 1.19 1.75 0.19 C
166G2 1.25 115V 60 Hz. 2.5 C.T. 0.5 2.06 1.25 1.19 1.75 0.19 C
166J2 2.5 115V 60 Hz. 2.5 C.T. 1 2.06 1.38 1.19 1.75 0.19 C
166K2 3.75 115V 60 Hz. 2.5 C.T. 1.5 2.38 1.38 1.38 2.00 0.19 C
166L2 6.25 115V 60 Hz. 2.5 C.T. 2.5 2.81 1.50 1.69 2.38 0.19 C
166M2 7.5 115V 60 Hz. 2.5 C.T. 3 2.81 1.50 1.69 2.38 0.19 C
166Q2 15 115V 60 Hz. 2.5 C.T. 6 3.25 1.63 2.00 2.81 0.19 C
166R5 40 115V 60 Hz. 5 C.T. 8 3.69 2.00 2.31 3.13 0.19 C
166S5 50 115V 60 Hz. 5 C.T. 10 3.69 2.13 2.31 3.13 0.19 C
166U5 75 115V 60 Hz. 5 C.T. 15 4.03 2.25 2.63 3.56 0.19 C
166RS 40 115V 60 Hz. 5 C.T. 8 4.50 2.50 3.00 4.00 0.20 C
166V5 100 115V 60 Hz. 5 C.T. 20 4.50 2.50 3.00 4.00 0.20 C
166F5 1.25 115V 60 Hz. 5 C.T. 0.25 2.06 1.25 1.19 1.75 0.19 C
166G5 2.5 115V 60 Hz. 5 C.T. 0.5 2.06 1.38 1.19 1.75 0.19 C
166J5 5 115V 60 Hz. 5 C.T. 1 2.38 1.50 1.38 2.00 0.19 C
166L5 10 115V 60 Hz. 5 C.T. 2 2.81 1.63 1.69 2.38 0.19 C
166MS 15 115V 60 Hz. 5 C.T. 3 3.25 1.75 2.00 2.81 0.19 C
166M6 18.9 117V 50/60 Hz. 6.3 C.T. 3 3.25 2.00 2.00 2.81 0.19 C
166Q6 37.8 115V 60 Hz. 6.3 C.T. 6 3.69 2.00 2.31 3.13 0.19 C
166S6 63 115V 60 Hz. 6.3 C.T. 10 4.03 2.25 2.63 3.56 0.19 C
7/28/2019 Low Voltage/Filament - Economical Single Primary (166 Series) - Hammond Mfg.
https://www.hammfg.com/electronics/transformers/power/166 3/5
Part No. VA
Primary Secondary (R.M.S.) Overall Dimensions Mounting
(VAC) VAC Amps A B C D E Dimensions Ref
166E6 0.95 115V 60 Hz. 6.3 C.T. 0.15 2.06 1.25 1.19 1.75 0.19 C
166F6 1.89 115V 60 Hz. 6.3 C.T. 0.3 2.06 1.38 1.19 1.75 0.19 C
166G6 3.78 115V 60 Hz. 6.3 C.T. 0.6 2.38 1.38 1.38 2.00 0.19 C
166G6B 3.78 117V 50/60 Hz. 6.3 C.T. 0.6 2.38 1.38 1.38 2.00 0.19 C
166J6 6.3 115V 60 Hz. 6.3 C.T. 1 2.81 1.50 1.69 2.38 0.19 C
166K6 7.56 115V 60 Hz. 6.3 C.T. 1.2 2.81 1.50 1.69 2.38 0.19 C
166K6B 7.56 117V 50/60 Hz. 6.3 C.T. 1.2 2.81 1.50 1.69 2.38 0.19 C
166L6 12.6 115V 60 Hz. 6.3 C.T. 2 2.81 1.63 1.69 2.38 0.19 C
166N6 25.2 115V 60 Hz. 6.3 C.T. 4 3.25 1.75 2.00 2.81 0.19 C
166G7 4.9 115V 60 Hz. 7 C.T. 0.7 2.38 1.50 1.38 2.00 0.19 C
166U7 112.5 115V 60 Hz. 7.5 C.T. 15 4.50 2.50 3.00 4.00 0.20 C
166G8 4 115V 60 Hz. 8 C.T. 0.5 2.38 1.38 1.38 2.00 0.19 C
166N8 34 115V 60 Hz. 8.5 C.T. 4 3.25 2.00 2.00 2.81 0.19 C
166J8 8.5 115V 60 Hz. 8.5 C.T. 1 2.81 1.50 1.69 2.38 0.19 C
166L8 17 115V 60 Hz. 8.5 C.T. 2 3.25 1.63 2.00 2.81 0.19 C
166M8 25.5 115V 60 Hz. 8.5 C.T. 3 3.25 1.75 2.00 2.81 0.19 C
166G9 4.5 115V 60 Hz. 9 C.T. 0.5 2.38 1.38 1.38 2.00 0.19 C
166M10 30 115V 60 Hz. 10 C.T. 3 3.25 2.00 2.00 2.81 0.19 C
166N10 40 115V 60 Hz. 10 C.T. 4 3.69 2.00 2.31 3.13 0.19 C
166P10 50 115V 60 Hz. 10 C.T. 5 3.69 2.13 2.31 3.13 0.19 C
166R10 80 115V 60 Hz. 10 C.T. 8 4.03 2.50 2.63 3.56 0.19 C
166S10 100 115V 60 Hz. 10 C.T. 10 4.50 2.50 3.00 4.00 0.20 C
166F10 3 115V 60 Hz. 10 C.T. 0.3 2.06 1.38 1.19 1.75 0.19 C
166G10 5 115V 60 Hz. 10 C.T. 0.5 2.38 1.50 1.38 2.00 0.19 C
166J10 10 115V 60 Hz. 10 C.T. 1 2.81 1.63 1.69 2.38 0.19 C
166L10 20 115V 60 Hz. 10 C.T. 2 3.25 1.75 2.00 2.81 0.19 C
166P11 55 115V 60 Hz. 11 C.T. 5 3.69 2.13 2.31 3.13 0.19 C
166S11 110 115V 60 Hz. 11 C.T. 10 4.50 2.50 3.00 4.00 0.20 C
166C12 0.63 115V 60 Hz. 6.3/12.6 C.T. .1/.05 2.06 1.25 1.19 1.75 0.19 C
166N12B 48 117V 50/60 Hz. 12 C.T. 4 3.69 2.00 2.31 3.13 0.19 C
166E12 1.8 115V 60 Hz. 12 C.T. 0.15 2.06 1.38 1.19 1.75 0.19 C
166F12B 3.6 115V 60 Hz. 12 C.T. 0.3 2.38 1.38 1.38 2.00 0.19 C
166F12C 4.2 115V 60 Hz. 12 C.T. 0.35 2.38 1.38 1.38 2.00 0.19 C
166F12D 4.2 117V 50/60 Hz. 12 0.35 2.38 1.38 1.38 2.00 0.19 C
166GD12 8.4 117V 50/60 Hz. 12 0.7 2.81 1.63 1.69 2.38 0.19 C
166JA12 12 115V 60 Hz. 12 C.T. 1 2.81 1.63 1.69 2.38 0.19 C
166K12 14.4 115V 60 Hz. 12 C.T. 1.2 3.25 1.63 2.00 2.81 0.19 C
166JB12 14.4 117V 50/60 Hz. 12 1.2 3.25 1.75 2.00 2.81 0.19 C
166LA12 24 115V 60 Hz. 12 C.T. 2 3.25 1.75 2.00 2.81 0.19 C
166K12B 18.9 117V 50/60 Hz. 12.6 C.T. 1.5 3.25 2.00 2.00 2.81 0.19 C
166L12B 25.2 117V 50/60 Hz. 12.6 C.T. 2 3.25 2.00 2.00 2.81 0.19 C
166L12 31.5 115V 60 Hz. 12.6 C.T. 2.5 3.25 2.00 2.00 2.81 0.19 C
166M12 37.8 117V 50/60 Hz. 12.6 C.T. 3 3.69 2.13 2.31 3.13 0.19 C
166N12 50.4 115V 60 Hz. 12.6 C.T. 4 3.69 2.13 2.31 3.13 0.19 C
166Q12 75.6 115V 60 Hz. 12.6 C.T. 6 4.03 2.25 2.63 3.56 0.19 C
166R12 100.8 115V 60 Hz. 12.6 C.T. 8 4.50 2.50 3.00 4.00 0.20 C
166F12 3.78 115V 60 Hz. 12.6 C.T. 0.3 2.38 1.38 1.38 2.00 0.19 C
166G12 6.3 115V 60 Hz. 12.6 C.T. 0.5 2.81 1.50 1.69 2.38 0.19 C
166J12 12.6 115V 60 Hz. 12.6 C.T. 1 2.81 1.63 1.69 2.38 0.19 C
166J12B 12.6 117V 50/60 Hz. 12.6 C.T. 1 3.25 1.75 2.00 2.81 0.19 C
166L14 28 115V 60 Hz. 14 C.T. 2 3.25 2.00 2.00 2.81 0.19 C
166Q14 84 115V 60 Hz. 14 C.T. 6 4.03 2.50 2.63 3.56 0.19 C
166F14 3.5 115V 50/60 Hz. 14 C.T. 0.25 2.38 1.35 1.43 2.00 0.19 C
166E14 2.1 115V 60 Hz. 14 C.T. 0.15 2.06 1.38 1.19 1.75 0.19 C
166G14 7 115V 60 Hz. 14 C.T. 0.5 2.81 1.50 1.69 2.38 0.19 C
7/28/2019 Low Voltage/Filament - Economical Single Primary (166 Series) - Hammond Mfg.
https://www.hammfg.com/electronics/transformers/power/166 4/5
Part No. VA
Primary Secondary (R.M.S.) Overall Dimensions Mounting
(VAC) VAC Amps A B C D E Dimensions Ref
166J14 14 115V 60 Hz. 14 C.T. 1 2.81 1.63 1.69 2.38 0.19 C
166L16 35.2 115V 60 Hz. 16 C.T. 2.2 3.25 2.00 2.00 2.81 0.19 C
166M16 48 115V 60 Hz. 16 C.T. 3 3.69 2.13 2.31 3.13 0.19 C
166F16 4 115V 60 Hz. 16 C.T. 0.25 2.38 1.38 1.38 2.00 0.19 C
166G16 8 115V 60 Hz. 16 C.T. 0.5 2.81 1.50 1.69 2.38 0.19 C
166J16 16 115V 60 Hz. 16 C.T. 1 3.25 1.63 2.00 2.81 0.19 C
166B18 0.54 115V 60 Hz. 9/18 C.T. .06/.03 2.06 1.25 1.19 1.75 0.19 C
166J18 18 115V 50/60 Hz. 18 C.T. 1 3.25 2.00 2.00 2.81 0.19 C
166L18 36 115V 50/60 Hz. 18 C.T. 2 3.69 2.13 2.31 3.13 0.19 C
166M18 54 115V 60 Hz. 18 C.T. 3 3.69 2.13 2.31 3.13 0.19 C
166N18 72 115V 60 Hz. 18 C.T. 4 4.03 2.25 2.63 3.56 0.19 C
166P18 90 115V 60 Hz. 18 C.T. 5 4.03 2.50 2.63 3.56 0.19 C
166E18 5.4 115V 60 Hz. 18 C.T. 0.3 2.38 1.50 1.38 2.00 0.19 C
166K18 27 115V 60 Hz. 18 C.T. 1.5 3.25 1.75 2.00 2.81 0.19 C
166L20 40 115V 60 Hz. 20 C.T. 2 3.69 1.88 2.31 3.13 0.19 C
166D20 2 115V 60 Hz. 20 C.T. 0.1 2.06 1.38 1.19 1.75 0.19 C
166E20 3 115V 60 Hz. 20 C.T. 0.15 2.06 1.38 1.19 1.75 0.19 C
166F20 6 115V 60 Hz. 20 C.T. 0.3 2.38 1.50 1.38 2.00 0.19 C
166G20 10 115V 60 Hz. 20 C.T. 0.5 2.81 1.63 1.69 2.38 0.19 C
166J20 20 115V 60 Hz. 20 C.T. 1 3.25 1.75 2.00 2.81 0.19 C
166L22 44 115V 60 Hz. 22 C.T. 2 3.69 2.13 2.31 3.13 0.19 C
166A24 0.63 115V 60 Hz. 12.6/25.2 C.T. .05/.025 2.06 1.25 1.19 1.75 0.19 C
166T24 288 117V 50/60 Hz. 24 C.T. 12 3.75 3.60 4.63 3.00 3.00 0.20 0.38 B
166J24 24 117V 50/60 Hz. 24 1 3.25 2.00 2.00 2.81 0.19 C
166L24 48 115V 60 Hz. 24 C.T. 2 3.69 2.13 2.31 3.13 0.19 C
166M24 72 115V 60 Hz. 24 C.T. 3 4.03 2.25 2.63 3.56 0.19 C
166N24 96 115V 60 Hz. 24 C.T. 4 4.50 2.50 3.00 4.00 0.20 C
166C24 2.04 115V 60 Hz. 24 C.T. 0.085 2.06 1.38 1.19 1.75 0.19 C
166EA24 4.8 115V 60 Hz. 24 C.T. 0.2 2.38 1.50 1.38 2.00 0.19 C
166FB24 9.6 117V 50/60 Hz. 24 C.T. 0.4 2.81 1.63 1.69 2.38 0.19 C
166GD24B 16.8 117V 50/60 Hz. 24 C.T. 0.7 3.25 1.75 2.00 2.81 0.19 C
166JB24 24 115V 60 Hz. 24 C.T. 1 3.25 1.75 2.00 2.81 0.19 C
166J25B 25 117V 50/60 Hz. 25 C.T. 1 3.25 2.00 2.00 2.81 0.19 C
166K25 37.5 115V 60 Hz. 25 C.T. 1.5 3.69 1.88 2.31 3.13 0.19 C
166L25 50 115V 60 Hz. 25 C.T. 2 3.69 2.13 2.31 3.13 0.19 C
166M25 75 115V 60 Hz. 25 C.T. 3 4.03 2.25 2.63 3.56 0.19 C
166D25 2.5 115V 60 Hz. 25 C.T. 0.1 2.06 1.38 1.19 1.75 0.19 C
166E25 3.75 115V 60 Hz. 25 C.T. 0.15 2.38 1.38 1.38 2.00 0.19 C
166F25 7.5 115V 60 Hz. 25 C.T. 0.3 2.81 1.50 1.69 2.38 0.19 C
166G25 12.5 115V 60 Hz. 25 C.T. 0.5 2.81 1.63 1.69 2.38 0.19 C
166J25C 25 117V 50/60 Hz. 25 1 3.25 2.00 2.00 2.38 0.19 C
166J25 25 115V 60 Hz. 25 C.T. 1 3.25 1.75 2.00 2.81 0.19 C
166L25B 50.4 115V 50/60 Hz. 25.2 C.T. 2 4.03 2.25 2.63 3.56 0.19 C
166J28 28 115V 60 Hz. 28 C.T. 1 3.25 2.00 2.00 2.81 0.19 C
166L28 56 115V 60 Hz. 28 C.T. 2 3.69 2.13 2.31 3.13 0.19 C
166F28 7 115V 60 Hz. 28 C.T. 0.25 2.81 1.50 1.69 2.38 0.19 C
166G28 14 115V 60 Hz. 28 C.T. 0.5 2.81 1.63 1.69 2.38 0.19 C
166E30 4.5 115V 60 Hz. 30 C.T. 0.15 2.38 1.38 1.38 2.00 0.19 C
166F30 7.5 115V 60 Hz. 30 C.T. 0.25 2.81 1.50 1.69 2.38 0.19 C
166G30 15 115V 60 Hz. 30 C.T. 0.5 3.25 1.63 2.00 2.81 0.19 C
166J33 33 115V 60 Hz. 33 C.T. 1 3.25 2.00 2.00 2.81 0.19 C
166K35 52.5 115V 60 Hz. 35 C.T. 1.5 3.69 2.13 2.31 3.13 0.19 C
166J36 36 115V 60 Hz. 36 C.T. 1 3.69 1.88 2.31 3.13 0.19 C
166E36 5.4 115V 60 Hz. 36 C.T. 0.15 2.38 1.50 1.38 2.00 0.19 C
166F36 10.8 115V 60 Hz. 36 C.T. 0.3 2.81 1.63 1.69 2.38 0.19 C
Dara Subject re changE wymou: not/cs
7/28/2019 Low Voltage/Filament - Economical Single Primary (166 Series) - Hammond Mfg.
https://www.hammfg.com/electronics/transformers/power/166 5/5
Data subject to change without notice
Part No. VA
Primary Secondary (R.M.S.) Overall Dimensions Mounting
(VAC) VAC Amps A B C D E Dimensions Ref
166F36A 10.8 117V 50/60 Hz. 36 C.T. 0.3 2.81 1.63 1.69 2.38 0.19 C
166G36 18 115V 60 Hz. 36 C.T. 0.5 3.25 1.63 2.00 2.81 0.19 C
166L42 84 115V 60 Hz. 42 C.T. 2 4.03 2.50 2.63 3.56 0.19 C
166J44 44 115V 60 Hz. 44 C.T. 1 3.69 2.00 2.31 3.13 0.19 C
166E44 6.6 115V 60 Hz. 44 C.T. 0.15 2.81 1.50 1.69 2.38 0.19 C
166F44 11 115V 60 Hz. 44 C.T. 0.25 2.81 1.63 1.69 2.38 0.19 C
166G44 22 115V 60 Hz. 44 C.T. 0.5 3.25 1.75 2.00 2.81 0.19 C
166M48 144 117V 50/60 Hz. 48 C.T. 3 3.44 2.98 4.13 2.75 2.38 0.20 0.38 B
166J50 50 115V 60 Hz. 50 C.T. 1 3.69 2.13 2.31 3.13 0.19 C
166L50 100 115V 60 Hz. 50 C.T. 2 4.50 2.50 3.00 4.00 0.20 C
166C50 3.75 115V 60 Hz. 50 C.T. 0.075 2.38 1.38 1.38 2.00 0.19 C
166F50 15 115V 60 Hz. 50 C.T. 0.3 3.25 1.63 2.00 2.81 0.19 C
166G50 25 115V 60 Hz. 50 C.T. 0.5 3.25 1.75 2.00 2.81 0.19 C
166G60 30 115V 60 Hz. 60 C.T. 0.5 3.25 2.00 2.00 2.81 0.19 C
166M72 216 117V 50/60 Hz. 72 C.T. 3 3.75 3.56 4.50 3.00 3.00 0.20 0.38 B
166G80 40 115V 60 Hz. 80 C.T. 0.5 3.69 1.88 2.31 3.13 0.19 C
166G100 50 115V 60 Hz. 100 C.T. 0.5 3.69 2.13 2.31 3.13 0.19 C
166F120 36 115V 60 Hz. 120 C.T. 0.3 3.69 1.88 2.31 3.13 0.19 C
© 2019. Hammond Manufacturing Ltd. All rights reserved.
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