Audio Transformers
Browse available Audio Transformers part numbers with manufacturer references, stock information, pricing, datasheets and key specifications. Use the table below to compare options for your project.
For BOM, shortage or hard-to-find requirements, send your part number and quantity to Winsun (HK) Electronics for availability, lead-time and quotation support.
| Photo | Mfr. Part # | Availability | Price | Quantity | Datasheet | Series | Packaging | Product Status | Turns Ratio - Primary:Secondary | Impedance - Primary (Ohms) | Impedance - Secondary (Ohms) | DC Resistance (DCR) - Primary | DC Resistance (DCR) - Secondary | Transformer Type | Frequency Range | Frequency Response | Voltage - Isolation | Insertion Loss | Return Loss | Power Level | Operating Temperature | Approval Agency | Mounting Type | Size / Dimension | Height - Seated (Max) | Termination Style |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
124EXFMR 7KCT 15K / 135K 33.8K/33.8K |
2,481 | - |
|
Datasheet | 124 | Bulk | Active | 1:2.97, 1:5.94 | 7kCT, 15k | 135k, 33.8k/33.8k | 373Ohm, 355Ohm | 1.63kOhm, 2.25kOhm | Tube Driver and Speaker Matching | 150Hz ~ 15kHz | ±1dB | 500Vrms | - | - | 5W | - | - | Chassis Mount | 2.880" L x 1.740" W (73.15mm x 44.20mm) | 2.370" (60.20mm) | Wire Leads |
|
125CXFMR 1.2K-25K / 1.5-15 CHAS MNT |
2,712 | - |
|
Datasheet | 125 | Bulk | Active | - | 1.2k ~ 25k | 1.5 ~ 15 | - | - | General Purpose | 150Hz ~ 15kHz | ±1dB | - | - | - | 8W | - | - | Chassis Mount | 2.810" L x 1.500" W (71.37mm x 38.10mm) | 1.690" (42.93mm) | Wire Leads |
|
125JXFMR 2.5K 4K / 3.2, 4, 6, 8 CHAS |
4,262 | - |
|
Datasheet | 125 | Bulk | Active | - | 2.5k, 4k | 3.2, 4, 6, 8 | - | - | General Purpose | 150Hz ~ 15kHz | ±1dB | - | - | - | 8W | - | - | Chassis Mount | 3.250" L x 1.500" W (82.55mm x 38.10mm) | 1.940" (49.28mm) | Wire Leads |
|
125DXFMR 1.2K-25K / 1.5-15 CHAS MNT |
4,485 | - |
|
Datasheet | 125 | Bulk | Active | - | 1.2k ~ 25k | 1.5 ~ 15 | - | - | General Purpose | 150Hz ~ 15kHz | ±1dB | - | - | - | 10W | - | - | Chassis Mount | 3.250" L x 1.750" W (82.55mm x 44.45mm) | 2.000" (50.80mm) | Wire Leads |
|
1750HAUDIO XFMR 6.6KCT / 8 CHAS MNT |
1,291 | - |
|
Datasheet | 1750 | Box | Active | 28.72:1 | 6.6kCT | 8 | 428Ohm | 470mOhm | Push-Pull Audiophile, Ultra-Linear - Tube Output | 70Hz ~ 15kHz | ±1dB | - | - | - | 20W | - | - | Chassis Mount | 3.710" L x 2.400" W (94.23mm x 60.96mm) | 2.371" (60.22mm) | Wire Leads |
|
125EXFMR 1.2K-25K / 1.5-15 CHAS MNT |
4,762 | - |
|
Datasheet | 125 | Bulk | Active | - | 1.2k ~ 25k | 1.5 ~ 15 | - | - | General Purpose | 150Hz ~ 15kHz | ±1dB | - | - | - | 15W | - | - | Chassis Mount | 3.690" L x 2.000" W (93.73mm x 50.80mm) | 2.310" (58.67mm) | Wire Leads |
|
1760FXFMR 6.95KCT / 4, 8, 16 CHAS MNT |
3,999 | - |
|
Datasheet | 1760 | Box | Active | 29.19:1 | 6.95kCT | 4, 8, 16 | 120Ohm | 171mOhm, 245mOhm, 476mOhm | Push-Pull Audiophile, Ultra-Linear - Tube Output | 70Hz ~ 15kHz | ±1dB | - | - | - | 15W | - | - | Chassis Mount | 3.250" L x 1.687" W (82.55mm x 42.85mm) | 2.058" (52.27mm) | Wire Leads |
|
560CXFMR 48 12/12 / 600 150/150 TH |
2,023 | - |
|
Datasheet | 560 | Bulk | Active | - | 48, 12/12 | 600, 150/150 | - | - | Broadcast Quality | 30Hz ~ 30kHz | ±1dB | - | 1dB Max | - | - | - | - | Through Hole | 1.330" L x 1.640" W (33.78mm x 41.66mm) | 0.850" (21.59mm) | PC Pin |
|
|
560EXFMR 200 50/50 / 600 150/150 TH |
2,830 | - |
|
Datasheet | 560 | Bulk | Active | - | 200, 50/50 | 600, 150/150 | - | - | Broadcast Quality | 30Hz ~ 30kHz | ±1dB | - | 1dB Max | - | - | - | - | Through Hole | 1.330" L x 1.640" W (33.78mm x 41.66mm) | 0.850" (21.59mm) | PC Pin |
|
1750NAAUDIO XFMR 6KCT / 8, 16 CHAS MNT |
3,122 | - |
|
Datasheet | 1750 | Bulk | Active | - | 6kCT | 8, 16 | 73.2Ohm, 74.41Ohm, 147.4Ohm | 300mOhm, 580mOhm, 820mOhm | - | 50Hz ~ 12kHz | ±1dB | 2500V @ 1 Second | - | - | 30W | - | - | Chassis Mount | 3.000" L x 2.465" W (76.20mm x 62.61mm) | 2.525" (64.14mm) | Solder Lug |
|
125ASEXFMR 2.5K-10K / 4-32 CHAS MNT |
2,615 | - |
|
Datasheet | 125SE | Bulk | Active | - | 2.5k ~ 10k | 4 ~ 32 | 241.7 Ohm | 229mOhm, 323mOhm, 463mOhm, 670mOhm | General Purpose | 100Hz ~ 15kHz | ±1dB | 1500V @ 1 Second | - | - | 3W | - | - | Chassis Mount | 2.810" L x 1.350" W (71.37mm x 34.29mm) | 1.690" (42.93mm) | Wire Leads |
|
118944AUDIO XFMR |
2,707 | - |
|
Datasheet | - | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
|
124BAUDIO XFMR 10K / 90KCT CHAS MNT |
4,693 | - |
|
Datasheet | 124 | Bulk | Active | 1:3 | 10k | 90kCT | 405Ohm | 1.525kOhm | Tube Driver and Speaker Matching | 150Hz ~ 15kHz | ±1dB | 500Vrms | - | - | 5W | - | - | Chassis Mount | 2.380" L x 1.350" W (60.45mm x 34.29mm) | 1.430" (36.32mm) | Wire Leads |
|
125CSEXFMR 2.5K-10K / 4-32 CHAS MNT |
2,346 | - |
|
Datasheet | 125SE | Bulk | Active | - | 2.5k ~ 10k | 4 ~ 32 | - | - | General Purpose | 100Hz ~ 15kHz | ±1dB | - | - | - | 8W | - | - | Chassis Mount | 3.690" L x 1.860" W (93.73mm x 47.24mm) | 2.310" (58.67mm) | Wire Leads |
|
1750JAUDIO XFMR 4KCT / 4 CHAS MNT |
4,649 | - |
|
Datasheet | 1750 | Box | Active | 31.11:1 | 4kCT | 4 | 185Ohm | 400mOhm | Push-Pull Audiophile, Ultra-Linear - Tube Output | 70Hz ~ 15kHz | ±1dB | - | - | - | 35W | - | - | Chassis Mount | 4.076" L x 3.170" W (103.53mm x 80.52mm) | 2.630" (66.80mm) | Wire Leads |
|
|
1760JXFMR 4KCT / 4, 8, 16 CHAS MNT |
3,081 | - |
|
Datasheet | 1760 | Box | Active | 31.11:1 | 4kCT | 4, 8, 16 | 185Ohm | 400mOhm | Push-Pull Audiophile, Ultra-Linear - Tube Output | 70Hz ~ 15kHz | ±1dB | - | - | - | 35W | - | - | Chassis Mount | 4.076" L x 3.170" W (103.53mm x 80.52mm) | 3.513" (89.23mm) | Wire Leads |
|
1750JAXFMR 4.25KCT / 4, 8 CHAS MNT |
3,208 | - |
|
Datasheet | 1750 | Bulk | Active | - | 4.25kCT | 4, 8 | 82Ohm, 108.3Ohm | 253mOhm, 462mOhm | - | 70Hz ~ 15kHz | ±1dB | 2000V @ 1 Second | - | - | 40W | - | - | Chassis Mount | 2.500" L x 3.150" W (63.50mm x 80.01mm) | 3.319" (84.30mm) | Wire Leads |
|
290XXAUDIO XFMR CHAS MNT |
1,093 | - |
|
Datasheet | 290 | Bulk | Active | - | - | - | 8.03Ohm | 140mOhm, 3.7Ohm, 40.72Ohm | - | - | - | 120/240VAC | - | - | - | - | - | Chassis Mount | 3.000" L x 2.500" W (76.20mm x 63.50mm) | 2.013" (51.13mm) | Wire Leads |
|
1750KAUDIO XFMR 4KCT / 2 CHAS MNT |
2,843 | - |
|
Datasheet | 1750 | Box | Active | 44.67:1 | 4kCT | 2 | 43.16Ohm, 46.28Ohm | 180mOhm | Push-Pull Audiophile, Ultra-Linear - Tube Output | 70Hz ~ 15kHz | ±1dB | - | - | - | 50W | - | - | Chassis Mount | 4.063" L x 3.125" W (103.20mm x 79.38mm) | 3.516" (89.31mm) | Wire Leads |
|
1750KAAUDIO XFMR 4.15KCT / 2 CHAS MNT |
1,914 | - |
|
Datasheet | 1750 | Bulk | Active | - | 4.15kCT | 2 | 45.53Ohm, 49.09Ohm | 140mOhm | - | 70Hz ~ 15kHz | ±1dB | 2000V @ 1 Second | - | - | 50W | - | - | Chassis Mount | 4.050" L x 3.136" W (102.87mm x 79.65mm) | 3.563" (90.50mm) | Wire Leads |
Audio Transformers FAQ
Common questions about selecting, comparing and sourcing Audio Transformers components through Winsun (HK) Electronics.
What should I check when selecting Audio Transformers components?
Compare the manufacturer part number, electrical specifications, package, operating conditions and application requirements. The product datasheet should be used to confirm technical suitability.
Can Winsun help source specific Audio Transformers part numbers?
Yes. Send the exact part number, manufacturer and required quantity. Winsun (HK) Electronics can assist with availability checks, quotation support and sourcing options based on your requirement.
Do you support shortage, obsolete or hard-to-find Audio Transformers parts?
Yes. Our sourcing team can review shortage and obsolete-part requirements and help check available supply channels or possible alternatives when appropriate.
How do I request a quote for Audio Transformers components?
Submit an RFQ with the part number, manufacturer, quantity and target delivery requirement. Our sales team will review your request and follow up with current sourcing information.
