
Transformer - Hammond, Universal Single Ended
- Designed for general purpose or replacement use (not Hi-Fi), in single ended, tube output circuits.
- Frequency response: 100 Hz. - 15 Khz (± 1db max. - ref. 1 Khz). (For full frequency response (20 Hz. to 20 Khz.) - see P-T1627SE).
- For push-pull output use, see P-T125A - optimized for push-pull tube output circuits.
- Open style with minimum 12" long primary & secondary leads leads.
- All sizes use butt stacked cores (using 29M6 steel) with an air gap, to reduce D.C. core saturation.
- Primary impedance range from 2,500 to 10,000 Ohms.
- Secondary impedance range from 4 to 32 Ohms.
Part No. | Audio Power | Max D.C. Bias | Dimensions (Inches) | |||||
---|---|---|---|---|---|---|---|---|
A | B | C | D | E | G Mtg. Hole | |||
P-T125ASE | 3 W | 25 mA | 2.81 | 1.35 | 1.69 | 2.38 | 0.187 | |
P-T125BSE | 5 W | 45 mA | 3.25 | 1.63 | 2.00 | 2.81 | 0.187 | |
P-T125CSE | 8 W | 60 mA | 3.69 | 1.86 | 2.31 | 3.13 | 0.187 | |
P-T125DSE | 10 W | 70 mA | 4.00 | 2.10 | 2.63 | 3.56 | 0.187 | |
P-T125ESE | 15 W | 80 mA | 4.50 | 2.36 | 2.94 | 4.00 | 0.187 | |
P-T125FSE | 20 W | 90 mA | 3.76 | 2.52 | 3.15 | 3.13 | 2.25 | 0.2 x 0.38 |
P-T125GSE | 25 W | 100 mA | 4.15 | 2.88 | 3.46 | 3.45 | 2.50 | 0.2 x 0.38 |
RoHS Compliant
Audio Power / Max D.C. Bias | Our Part Number | UPC/EAN | Hammond Part Number |
---|---|---|---|
3 W / 25 mA | P-T125ASE | 623980285016 | 125ASE |
5 W / 45 mA | P-T125BSE | 623980285023 | 125BSE |
8 W / 60 mA | P-T125CSE | 623980285030 | 125CSE |
10 W / 70 mA | P-T125DSE | 623980285047 | 125DSE |
15 W / 80 mA | P-T125ESE | 623980285009 | 125ESE |
20 W / 90 mA | P-T125FSE | 623980842837 | 125FSE |
25 W / 100 mA | P-T125GSE | 623980842844 | 125GSE |
Audio Watts | 3 W / 25 mA version | P-T125ASE | 3 W |
5 W / 45 mA version | P-T125BSE | 5 W | |
8 W / 60 mA version | P-T125CSE | 8 W | |
10 W / 70 mA version | P-T125DSE | 10 W | |
15 W / 80 mA version | P-T125ESE | 15 W | |
20 W / 90 mA version | P-T125FSE | 20 W | |
25 W / 100 mA version | P-T125GSE | 25 W | |
D.C. Bias, maximum | 3 W / 25 mA version | P-T125ASE | 25 mA |
5 W / 45 mA version | P-T125BSE | 45 mA | |
8 W / 60 mA version | P-T125CSE | 60 mA | |
10 W / 70 mA version | P-T125DSE | 70 mA | |
15 W / 80 mA version | P-T125ESE | 80 mA | |
20 W / 90 mA version | P-T125FSE | 90 mA | |
25 W / 100 mA version | P-T125GSE | 100 mA | |
Item Height | 3 W / 25 mA version | P-T125ASE | 1.69 in. |
5 W / 45 mA version | P-T125BSE | 2 in. | |
8 W / 60 mA version | P-T125CSE | 2.31 in. | |
10 W / 70 mA version | P-T125DSE | 2.63 in. | |
15 W / 80 mA version | P-T125ESE | 2.94 in. | |
20 W / 90 mA version | P-T125FSE | 3.15 in. | |
25 W / 100 mA version | P-T125GSE | 3.46 in. | |
Item Length | 3 W / 25 mA version | P-T125ASE | 2.81 in. |
5 W / 45 mA version | P-T125BSE | 3.25 in. | |
8 W / 60 mA version | P-T125CSE | 3.69 in. | |
10 W / 70 mA version | P-T125DSE | 4 in. | |
15 W / 80 mA version | P-T125ESE | 4.5 in. | |
20 W / 90 mA version | P-T125FSE | 3.76 in. | |
25 W / 100 mA version | P-T125GSE | 4.15 in. | |
Item Width | 3 W / 25 mA version | P-T125ASE | 1.35 in. |
5 W / 45 mA version | P-T125BSE | 1.63 in. | |
8 W / 60 mA version | P-T125CSE | 1.86 in. | |
10 W / 70 mA version | P-T125DSE | 2.1 in. | |
15 W / 80 mA version | P-T125ESE | 2.36 in. | |
20 W / 90 mA version | P-T125FSE | 2.52 in. | |
25 W / 100 mA version | P-T125GSE | 2.88 in. | |
Mounting Hole Center to Center A | 3 W / 25 mA version | P-T125ASE | 2.38 in. |
5 W / 45 mA version | P-T125BSE | 2.81 in. | |
8 W / 60 mA version | P-T125CSE | 3.13 in. | |
10 W / 70 mA version | P-T125DSE | 3.56 in. | |
15 W / 80 mA version | P-T125ESE | 4 in. | |
20 W / 90 mA version | P-T125FSE | 3.13 in. | |
25 W / 100 mA version | P-T125GSE | 3.46 in. | |
Mounting Hole Center to Center B | 20 W / 90 mA version | P-T125FSE | 2.25 in. |
25 W / 100 mA version | P-T125GSE | 2.5 in. | |
Mounting Hole Diameter | 3 W / 25 mA version | P-T125ASE | 0.187 in. |
5 W / 45 mA version | P-T125BSE | 0.187 in. | |
8 W / 60 mA version | P-T125CSE | 0.187 in. | |
10 W / 70 mA version | P-T125DSE | 0.187 in. | |
15 W / 80 mA version | P-T125ESE | 0.187 in. | |
20 W / 90 mA version | P-T125FSE | 0.2 in. | |
25 W / 100 mA version | P-T125GSE | 0.2 in. | |
Primary Impedance | 2.5 kΩ - 10 kΩ | ||
Secondary Impedance | 4 Ω - 32 Ω |
Packaging Dimensions | 3 W / 25 mA version | P-T125ASE | 3.8 in. × 2.4 in. × 2.3 in. |
5 W / 45 mA version | P-T125BSE | 3.8 in. × 2.4 in. × 2.3 in. | |
8 W / 60 mA version | P-T125CSE | 3.6 in. × 3.4 in. × 3.3 in. | |
10 W / 70 mA version | P-T125DSE | 3.6 in. × 3.4 in. × 3.3 in. | |
15 W / 80 mA version | P-T125ESE | 7.3 in. × 7.3 in. × 5.6 in. | |
20 W / 90 mA version | P-T125FSE | 7.6875 in. × 7.375 in. × 7.5 in. | |
25 W / 100 mA version | P-T125GSE | 5.9 in. × 5.3 in. × 4.4 in. | |
Weight (Packaging) | 3 W / 25 mA version | P-T125ASE | 0.672 lbs. |
5 W / 45 mA version | P-T125BSE | 1.031 lbs. | |
8 W / 60 mA version | P-T125CSE | 1.646 lbs. | |
10 W / 70 mA version | P-T125DSE | 2.33 lbs. | |
15 W / 80 mA version | P-T125ESE | 3.376 lbs. | |
20 W / 90 mA version | P-T125FSE | 5.05 lbs. | |
25 W / 100 mA version | P-T125GSE | 6.26 lbs. |
P-T125ASE - 3 W / 25 mA version | Audio Watts | 3 W |
D.C. Bias, maximum | 25 mA | |
Item Height | 1.69 in. | |
Item Length | 2.81 in. | |
Item Width | 1.35 in. | |
Mounting Hole Center to Center A | 2.38 in. | |
Mounting Hole Diameter | 0.187 in. | |
Primary Impedance | 2.5 kΩ - 10 kΩ | |
Secondary Impedance | 4 Ω - 32 Ω | |
P-T125BSE - 5 W / 45 mA version | Audio Watts | 5 W |
D.C. Bias, maximum | 45 mA | |
Item Height | 2 in. | |
Item Length | 3.25 in. | |
Item Width | 1.63 in. | |
Mounting Hole Center to Center A | 2.81 in. | |
Mounting Hole Diameter | 0.187 in. | |
Primary Impedance | 2.5 kΩ - 10 kΩ | |
Secondary Impedance | 4 Ω - 32 Ω | |
P-T125CSE - 8 W / 60 mA version | Audio Watts | 8 W |
D.C. Bias, maximum | 60 mA | |
Item Height | 2.31 in. | |
Item Length | 3.69 in. | |
Item Width | 1.86 in. | |
Mounting Hole Center to Center A | 3.13 in. | |
Mounting Hole Diameter | 0.187 in. | |
Primary Impedance | 2.5 kΩ - 10 kΩ | |
Secondary Impedance | 4 Ω - 32 Ω | |
P-T125DSE - 10 W / 70 mA version | Audio Watts | 10 W |
D.C. Bias, maximum | 70 mA | |
Item Height | 2.63 in. | |
Item Length | 4 in. | |
Item Width | 2.1 in. | |
Mounting Hole Center to Center A | 3.56 in. | |
Mounting Hole Diameter | 0.187 in. | |
Primary Impedance | 2.5 kΩ - 10 kΩ | |
Secondary Impedance | 4 Ω - 32 Ω | |
P-T125ESE - 15 W / 80 mA version | Audio Watts | 15 W |
D.C. Bias, maximum | 80 mA | |
Item Height | 2.94 in. | |
Item Length | 4.5 in. | |
Item Width | 2.36 in. | |
Mounting Hole Center to Center A | 4 in. | |
Mounting Hole Diameter | 0.187 in. | |
Primary Impedance | 2.5 kΩ - 10 kΩ | |
Secondary Impedance | 4 Ω - 32 Ω | |
P-T125FSE - 20 W / 90 mA version | Audio Watts | 20 W |
D.C. Bias, maximum | 90 mA | |
Item Height | 3.15 in. | |
Item Length | 3.76 in. | |
Item Width | 2.52 in. | |
Mounting Hole Center to Center A | 3.13 in. | |
Mounting Hole Center to Center B | 2.25 in. | |
Mounting Hole Diameter | 0.2 in. | |
Primary Impedance | 2.5 kΩ - 10 kΩ | |
Secondary Impedance | 4 Ω - 32 Ω | |
P-T125GSE - 25 W / 100 mA version | Audio Watts | 25 W |
D.C. Bias, maximum | 100 mA | |
Item Height | 3.46 in. | |
Item Length | 4.15 in. | |
Item Width | 2.88 in. | |
Mounting Hole Center to Center A | 3.46 in. | |
Mounting Hole Center to Center B | 2.5 in. | |
Mounting Hole Diameter | 0.2 in. | |
Primary Impedance | 2.5 kΩ - 10 kΩ | |
Secondary Impedance | 4 Ω - 32 Ω |
![]() | P-T125ASE |
![]() | P-T125BSE |
![]() | P-T125CSE |
![]() | P-T125DSE |
![]() | P-T125ESE |
![]() | P-T125FSE |
![]() | P-T125GSE |
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Product Reviews
Exactly what I needed. Had one question about primary hook up. Emailed Hammond’s support. Got an answer in less than 2 hours. Unbelievable. Would by again.