Audio Transformers
Browse available Audio Transformers components by manufacturer and part number. Review stock status, datasheets and key technical parameters to compare suitable options for design, maintenance, replacement or purchasing.
If you already have a target MPN or BOM, send it to EGOO with the required quantity. Our sourcing team can check availability, lead time and quotation options, including hard-to-find and obsolete parts.
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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HS-29AUDIO XFMR 20K/80K OHM SEC |
3,662 | - |
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Datasheet | HS | Box | Active | 1:2 | 20k, 5k | 80k, 20k | 935Ohm, 1.02kOhm | 1.647kOhm, 2.272kOhm | Impedance Matching | 20Hz ~ 20kHz | -2.35dB | - | - | - | 20mW | 0°C ~ 70°C | - | Chassis Mount | 1.797" L x 1.469" W (45.64mm x 37.31mm) | 2.531" (64.29mm) | Wire Leads |
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SPT-202AUDIO XFMR 1KCT / 8CT TH |
2,889 | - |
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Datasheet | SPT-200 | Bulk | Active | - | 1kCT | 8CT | 60Ohm | 800mOhm | Economical Open Type | - | - | 1000Vrms | - | - | 75mW | - | - | Through Hole | 0.598" L x 0.472" W (15.20mm x 12.00mm) | 0.433" (11.00mm) | PC Pin |
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SPT-204AUDIO XFMR 10KCT / 2KCT TH |
4,001 | - |
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Datasheet | SPT-200 | Bulk | Active | - | 10kCT | 2kCT | 550Ohm | 200Ohm | Economical Open Type | - | - | 1000Vrms | - | - | 75mW | - | - | Through Hole | 0.598" L x 0.472" W (15.20mm x 12.00mm) | 0.433" (11.00mm) | PC Pin |
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TX-10BAUDIO XFMR 10K / 10K CHAS MNT |
1,452 | - |
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Datasheet | TX™ | Retail Package | Active | - | 10k | 10k | - | - | Impedance Matching | 20Hz ~ 20kHz | ±0.5dB | - | - | - | - | 0°C ~ 55°C | CE | Chassis Mount | 1.500" L x 1.201" W (38.10mm x 30.50mm) | 3.000" (76.20mm) | Screw Terminal |
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140NAUDIO XFMR 50 / 1.5K CHAS MNT |
4,201 | - |
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Datasheet | 140 | Bulk | Obsolete | 1:5:5 | 50 | 1.5k | - | - | Shielded | 70Hz ~ 11kHz | ±1dB | - | - | - | - | - | - | Chassis Mount | 1.250" Dia (31.75mm) | 1.000" (25.40mm) | Wire Leads |
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140QAUDIO XFMR 600CT / 600CT CHAS MT |
2,019 | - |
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Datasheet | 140 | Bulk | Obsolete | 1:1 | 600CT | 600CT | - | - | Shielded | 70Hz ~ 11kHz | ±1dB | - | - | - | - | - | - | Chassis Mount | 1.250" Dia (31.75mm) | 1.000" (25.40mm) | Wire Leads |
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1620AXFMR 6.6KCT / 4, 8, 16 CHAS MNT |
4,489 | - |
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Datasheet | A | Box | Obsolete | - | 6.6kCT | 4, 8, 16 | 66.16Ohm, 74.93Ohm | 170mOhm, 300mOhm, 440mOhm | Push-Pull Audiophile, Ultra-Linear - Tube Output | 30Hz ~ 30kHz | ±1dB | 2000V @ 1 Second | - | - | 20W | - | - | Chassis Mount | 3.500" L x 2.500" W (88.90mm x 63.50mm) | 3.060" (77.72mm) | Wire Leads |
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807XFMR 30, 7.5/7.5 / 2.4K, 600/600 |
3,389 | - |
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Datasheet | 800 | Bulk | Obsolete | - | 30, 7.5/7.5 | 2.4k, 600/600 | - | - | Broadcast Quality | 50Hz ~ 15kHz | ±0.5dB | - | 1dB | - | 15dB | - | - | Chassis Mount | 1.752" L x 1.252" W (44.50mm x 31.80mm) | 2.559" (65.00mm) | Solder Lug |
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1650KPAUDIO XFMR 3.4KCT / 4, 8, 16 TH |
2,481 | - |
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Datasheet | 1600 | Bulk | Obsolete | - | 3.4kCT | 4, 8, 16 | - | - | Push-Pull Potted, Ultra-Linear - Tube Output | 30Hz ~ 30kHz | ±1dB | - | - | - | 50W | - | - | Through Hole | 3.880" L x 3.310" W (98.55mm x 84.07mm) | 4.250" (107.95mm) | - |
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SPT-130AUDIO XFMR 600CT / 600CT TH |
3,235 | - |
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Datasheet | - | Bulk | Active | - | 600CT | 600CT | 45Ohm | 40Ohm | Economical Open Type | - | - | 1000Vrms | - | - | 75mW | - | - | Through Hole | 0.598" L x 0.472" W (15.20mm x 12.00mm) | 0.433" (11.00mm) | PC Pin |
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SPT-203AUDIO XFMR 10KCT / 600CT TH |
3,339 | - |
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Datasheet | SPT-200 | Bulk | Active | - | 10kCT | 600CT | 450Ohm | 100Ohm | Economical Open Type | - | - | 1000Vrms | - | - | 75mW | - | - | Through Hole | 0.598" L x 0.472" W (15.20mm x 12.00mm) | 0.433" (11.00mm) | PC Pin |
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SPT-302AUDIO XFMR 500CT / 500CT TH |
100 | - |
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Datasheet | SPT-300 | Bulk | Active | - | 500CT | 500CT | 30Ohm | 28Ohm | Economical Open Type | - | - | 1000Vrms | - | - | 100mW | - | - | Through Hole | 0.697" L x 0.630" W (17.70mm x 16.00mm) | 0.551" (14.00mm) | PC Pin |
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SPT-301AUDIO XFMR 500CT / 8CT TH |
100 | - |
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Datasheet | SPT-300 | Bulk | Active | - | 500CT | 8CT | 22Ohm | 800mOhm | Economical Open Type | - | - | 1000Vrms | - | - | 100mW | - | - | Through Hole | 0.697" L x 0.630" W (17.70mm x 16.00mm) | 0.551" (14.00mm) | PC Pin |
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SPT-304AUDIO XFMR 48CT / 8CT TH |
100 | - |
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Datasheet | SPT-300 | Bulk | Active | - | 48CT | 8CT | 2.5Ohm | 500mOhm | Economical Open Type | - | - | 1000Vrms | - | - | 100mW | - | - | Through Hole | 0.697" L x 0.630" W (17.70mm x 16.00mm) | 0.551" (14.00mm) | PC Pin |
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SPT-403AUDIO XFMR 1.2KCT / 8CT TH |
100 | - |
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Datasheet | SPT-400 | Bulk | Active | - | 1.2kCT | 8CT | 80Ohm | 800mOhm | Economical Open Type | - | - | 1000Vrms | - | - | 200mW | - | - | Through Hole | 0.799" L x 0.571" W (20.30mm x 14.50mm) | 0.638" (16.20mm) | PC Pin |
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PAM-D-3.5-13TFender Reverb Driver, 3.5 Watts |
2,537 | - |
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Datasheet | - | Tape & Box (TB) | Active | - | 25k | 8 | - | - | General Purpose | - | - | - | - | - | 3.5W | - | - | Chassis Mount | 1.836" L x 1.437" W (46.64mm x 36.50mm) | 1.750" (44.45mm) | Wire Leads |
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TY-403PAUDIO XFMR 600 / 600 TH |
1,237 | - |
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Datasheet | TY | Bulk | Active | 1.81:1 | 600 | 600 | 80Ohm | 56Ohm, 56Ohm | Data/Voice Coupling | 300Hz ~ 3.5kHz | ±0.5dB | 1500VAC | 1.75dB Typ | 15dB Typ | -45dB ~ 7dB | -20°C ~ 85°C | - | Through Hole | 0.815" L x 1.250" W (20.70mm x 31.75mm) | 0.530" (13.46mm) | PC Pin |
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TY-250PAUDIO XFMR 1KCT / 1KCT TH |
1,743 | - |
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Datasheet | TY | Box | Active | 1:1, 2:1 | 1kCT | 1kCT | 172Ohm | 172Ohm | Impedance Matching | 20Hz ~ 20kHz | ±1dB | 1500VAC | 2.8dB Max @ 1kHz | - | - | -40°C ~ 105°C | - | Through Hole | 0.800" L x 0.770" W (20.32mm x 19.56mm) | 0.700" (17.78mm) | PC Pin |
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MET-60AUDIO XFMR 135 / 135CT TH |
4,006 | - |
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Datasheet | MET | Tube | Active | 1:1 | 135 | 135CT | 10.5Ohm | 10.8Ohm | Data/Voice Coupling | 300Hz ~ 100kHz | ±2dB | 1500VRMS @ 1 Minute | - | - | 50mW | -20°C ~ 85°C | - | Through Hole | 0.409" L x 0.310" W (10.40mm x 7.87mm) | 0.465" (11.80mm) | PC Pin |
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SP-42AUDIO XFMR 150CT / 12 TH |
1,801 | - |
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Datasheet | Red-Spec | Bulk | Active | 3.54:1 | 150CT | 12 | 18Ohm | 2.7Ohm | Audio Coupling | 300Hz ~ 100kHz | ±2dB | 1000VRMS @ 1 Second | - | - | 50mW | -40°C ~ 85°C | - | Through Hole | 0.410" L x 0.310" W (10.41mm x 7.87mm) | 0.465" (11.80mm) | PC Pin |
Audio Transformers FAQ
What Audio Transformers components can I source from EGOO?
You can browse available Audio Transformers product families, manufacturers and part numbers on this page, then review stock, datasheets and technical information for suitable options.
Can EGOO help with hard-to-source or obsolete Audio Transformers parts?
Yes. EGOO provides sourcing support for shortage, obsolete and hard-to-find electronic components. Send us the target manufacturer part number and quantity for checking.
Does EGOO support BOM and small-batch sourcing?
Yes. We support BOM sourcing, prototype requirements and small-batch supply, together with stock, lead-time and quotation assistance.
How do I request pricing and availability?
Submit the manufacturer part number, required quantity and any package, date-code or delivery requirements through the RFQ form, and our team will review available sourcing options.
