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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145EAUDIO XFMR 600CT / 600CT CHAS MT |
3,619 | - |
|
Datasheet | 145 | Bulk | Active | - | 600CT | 600CT | 65Ohm | 83Ohm | Economical Open Type | 150Hz ~ 15kHz | ±1dB | - | - | - | 200mW | - | - | Chassis Mount | 1.630" L x 0.880" W (41.40mm x 22.35mm) | 0.810" (20.57mm) | Wire Leads |
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148BXFMR 150 / 1.6K, 400/400 TH |
4,422 | - |
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Datasheet | 148 | Bulk | Active | - | 150 | 1.6k, 400/400 | 11.3Ohm | 200Ohm | Economical Open Type | 200Hz ~ 15kHz | ±1dB | - | 0.5dB | - | 300mW | - | - | Through Hole | 0.820" L x 0.680" W (20.83mm x 17.27mm) | 0.690" (17.53mm) | PC Pin |
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148DAUDIO XFMR 200K / 1K TH |
3,576 | - |
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Datasheet | 148 | Bulk | Active | - | 200k | 1k | 1.76kOhm | 6.2Ohm | Economical Open Type | 200Hz ~ 15kHz | ±1dB | - | 0.5dB | - | 3mW | - | - | Through Hole | 0.820" L x 0.680" W (20.83mm x 17.27mm) | 0.690" (17.53mm) | PC Pin |
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101HAUDIO XFMR 1.2KCT / 600CT TH |
3,617 | - |
|
Datasheet | 101 | Bulk | Active | - | 1.2kCT | 600CT | 80Ohm | 53Ohm | Miniature Epoxy Potted | 200Hz ~ 100kHz | ±0.5dB | - | - | - | 100mW | - | - | Through Hole | 0.450" L x 0.450" W (11.43mm x 11.43mm) | 0.480" (12.19mm) | PC Pin |
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101JAUDIO XFMR 2.5KCT / 600CT TH |
2,358 | - |
|
Datasheet | 101 | Bulk | Active | - | 2.5kCT | 600CT | 150Ohm | 54Ohm | Miniature Epoxy Potted | 200Hz ~ 100kHz | ±0.5dB | - | - | - | 100mW | - | - | Through Hole | 0.450" L x 0.450" W (11.43mm x 11.43mm) | 0.480" (12.19mm) | PC Pin |
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101RAUDIO XFMR 600CT / 50CT TH |
3,939 | - |
|
Datasheet | 101 | Bulk | Active | - | 600CT | 50CT | 44Ohm | 4.7Ohm | Miniature Epoxy Potted | 200Hz ~ 100kHz | ±0.5dB | - | - | - | 100mW | - | - | Through Hole | 0.450" L x 0.450" W (11.43mm x 11.43mm) | 0.480" (12.19mm) | PC Pin |
|
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101VAUDIO XFMR 2.5KCT / 50CT TH |
4,337 | - |
|
Datasheet | 101 | Bulk | Active | - | 2.5kCT | 50CT | 150.7Ohm | 4.9Ohm | Miniature Epoxy Potted | 200Hz ~ 100kHz | ±0.5dB | - | - | - | 100mW | - | - | Through Hole | 0.450" L x 0.450" W (11.43mm x 11.43mm) | 0.480" (12.19mm) | PC Pin |
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102BAUDIO XFMR 50 / 1.5K TH |
2,431 | - |
|
Datasheet | 102 | Bulk | Active | - | 50 | 1.5k | 4Ohm | 95Ohm | Miniature Epoxy Potted | 310Hz | -1dB | 100V | 1.5dB | - | 20mW | - | - | Through Hole | 0.570" L x 0.570" W (14.48mm x 14.48mm) | 0.480" (12.19mm) | PC Pin |
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117F8AUDIO XFMR 8 / 70V CHAS MNT |
2,147 | - |
|
Datasheet | 117 | Bulk | Active | - | 8 | 70V | - | - | Sound Distribution | 100Hz ~ 9kHz | 1dB | - | 2dB | - | 8W | - | - | Chassis Mount | 3.250" L x 1.750" W (82.55mm x 44.45mm) | 2.000" (50.80mm) | Solder Lug |
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145JAUDIO XFMR 4K / 600CT CHAS MNT |
2,440 | - |
|
Datasheet | 145 | Bulk | Active | - | 4k | 600CT | 340Ohm | 24Ohm | Economical Open Type | 150Hz ~ 15kHz | ±1dB | - | - | - | 135mW | - | - | Chassis Mount | 1.630" L x 0.880" W (41.40mm x 22.35mm) | 0.810" (20.57mm) | Wire Leads |
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107LAUDIO XFMR 10KCT / 3.2 TH |
4,322 | - |
|
Datasheet | 107 | Bulk | Active | 55.3:1 | 10kCT | 3.2 | 650Ohm | 360mOhm | Miniature Epoxy Potted | 300Hz ~ 50kHz | ±1.5dB | 100VRMS | - | - | 150mW | - | - | Through Hole | 0.630" L x 0.586" W (16.00mm x 14.88mm) | 0.630" (16.00mm) | PC Pin |
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107RAUDIO XFMR 10KCT / 4KCT TH |
4,761 | - |
|
Datasheet | 107 | Bulk | Active | 1.58:1 | 10kCT | 4kCT | 720Ohm | 350Ohm | Miniature Epoxy Potted | 300Hz ~ 50kHz | ±1.5dB | 100VRMS | - | - | 150mW | - | - | Through Hole | 0.630" L x 0.586" W (16.00mm x 14.88mm) | 0.630" (16.00mm) | PC Pin |
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107NAUDIO XFMR 10KCT / 600 TH |
2,093 | - |
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Datasheet | 107 | Bulk | Active | 4.07:1 | 10kCT | 600 | 710Ohm | 70Ohm | Miniature Epoxy Potted | 300Hz ~ 50kHz | ±1.5dB | 100VRMS | - | - | 150mW | - | - | Through Hole | 0.630" L x 0.586" W (16.00mm x 14.88mm) | 0.630" (16.00mm) | PC Pin |
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107EAUDIO XFMR 600CT / 3.2 TH |
4,333 | - |
|
Datasheet | 107 | Bulk | Active | 13.68:1 | 600CT | 3.2 | 60Ohm | 600mOhm | Miniature Epoxy Potted | 300Hz ~ 50kHz | ±1.5dB | 100VRMS | - | - | 150mW | - | - | Through Hole | 0.630" L x 0.586" W (16.00mm x 14.88mm) | 0.630" (16.00mm) | PC Pin |
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145DAUDIO XFMR 200K / 1K CHAS MNT |
3,483 | - |
|
Datasheet | 145 | Bulk | Active | - | 200k | 1k | 3.6kOhm | 33Ohm | Economical Open Type | 150Hz ~ 15kHz | ±1dB | - | - | - | 10mW | - | - | Chassis Mount | 1.630" L x 0.880" W (41.40mm x 22.35mm) | 0.810" (20.57mm) | Wire Leads |
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146IAUDIO XFMR 500CT / 8 CHAS MNT |
2,135 | - |
|
Datasheet | 146 | Bulk | Active | - | 500CT | 8 | 26Ohm | 700mOhm | Economical Open Type | 150Hz ~ 15kHz | ±1dB | - | - | - | 700mW | - | - | Chassis Mount | 1.630" L x 0.880" W (41.40mm x 22.35mm) | 0.810" (20.57mm) | Wire Leads |
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146KAUDIO XFMR 1KCT / 8 CHAS MNT |
1,967 | - |
|
Datasheet | 146 | Bulk | Active | - | 1kCT | 8 | 56Ohm | 700mOhm | Economical Open Type | 150Hz ~ 15kHz | ±1dB | - | - | - | 700mW | - | - | Chassis Mount | 1.630" L x 0.880" W (41.40mm x 22.35mm) | 0.810" (20.57mm) | Wire Leads |
|
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145RAUDIO XFMR 20K / 2KCT CHAS MNT |
2,556 | - |
|
Datasheet | 145 | Bulk | Active | - | 20k | 2kCT | 1.18kOhm | 89Ohm | Economical Open Type | 150Hz ~ 15kHz | ±1dB | - | - | - | 135mW | - | - | Chassis Mount | 1.630" L x 0.880" W (41.40mm x 22.35mm) | 0.810" (20.57mm) | Wire Leads |
|
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146EAUDIO XFMR 100CT / 8 CHAS MNT |
1,882 | - |
|
Datasheet | 146 | Bulk | Active | - | 100CT | 8 | 4.4Ohm | 700mOhm | Economical Open Type | 150Hz ~ 15kHz | ±1dB | - | - | - | 700mW | - | - | Chassis Mount | 1.630" L x 0.880" W (41.40mm x 22.35mm) | 0.810" (20.57mm) | Wire Leads |
|
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146SAUDIO XFMR 4KCT / 8 CHAS MNT |
3,623 | - |
|
Datasheet | 146 | Bulk | Active | - | 4kCT | 8 | 220Ohm | 700mOhm | Economical Open Type | 150Hz ~ 15kHz | ±1dB | - | - | - | 700mW | - | - | Chassis Mount | 1.630" L x 0.880" W (41.40mm x 22.35mm) | 0.810" (20.57mm) | Wire Leads |
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.
