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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148YAUDIO XFMR 5KCT / 500CT TH |
4,216 | - |
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Datasheet | 148 | Bulk | Active | - | 5kCT | 500CT | 410Ohm | 52Ohm | 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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148CAUDIO XFMR 50K / 1K, 250/250 TH |
2,734 | - |
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Datasheet | 148 | Bulk | Active | - | 50k | 1k, 250/250 | 1.76kOhm | 25.4Ohm | Economical Open Type | 200Hz ~ 15kHz | ±1dB | - | 0.5dB | - | 12mW | - | - | Through Hole | 0.820" L x 0.680" W (20.83mm x 17.27mm) | 0.690" (17.53mm) | PC Pin |
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117E4AUDIO XFMR 3.2 / 70V CHAS MNT |
2,818 | - |
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Datasheet | 117 | Bulk | Active | - | 3.2 | 70V | - | - | Sound Distribution | 100Hz ~ 9kHz | 1dB | - | 2dB | - | 4W | - | - | Chassis Mount | 2.810" L x 1.500" W (71.37mm x 38.10mm) | 1.690" (42.93mm) | Solder Lug |
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104LAUDIO XFMR 25K / 600CT TH |
1,736 | - |
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Datasheet | 104 | Bulk | Active | - | 25k | 600CT | 1.89kOhm | 50Ohm | Miniature Epoxy Potted | 200Hz | -1dB | 200V | 1dB | - | 35mW | - | - | Through Hole | 0.860" L x 0.710" W (21.84mm x 18.03mm) | 0.750" (19.05mm) | PC Pin |
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144FAUDIO XFMR 500CT / 3.2 CHAS MNT |
4,331 | - |
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Datasheet | 144 | Bulk | Active | - | 500CT | 3.2 | 27Ohm | 330mOhm | Economical Open Type | 150Hz ~ 15kHz | ±1dB | - | - | - | 150mW | - | - | Chassis Mount | 1.000" L x 0.690" W (25.40mm x 17.53mm) | 0.690" (17.53mm) | Wire Leads |
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149CAUDIO XFMR 160 / 80, 20/20 TH |
3,552 | - |
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Datasheet | 149 | Bulk | Active | - | 160 | 80, 20/20 | 24Ohm | 7Ohm | Economical Open Type | 200Hz ~ 15kHz | ±1dB | - | 0.5dB | - | 200mW | - | - | Through Hole | 1.060" L x 0.820" W (26.92mm x 20.83mm) | 0.820" (20.83mm) | PC Pin |
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148HAUDIO XFMR 3K / 1K, 250/250 TH |
3,446 | - |
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Datasheet | 148 | Bulk | Active | - | 3k | 1k, 250/250 | 480Ohm | 107Ohm | Economical Open Type | 200Hz ~ 15kHz | ±1dB | - | 0.5dB | - | 75mW | - | - | Through Hole | 0.820" L x 0.680" W (20.83mm x 17.27mm) | 0.690" (17.53mm) | PC Pin |
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109JAUDIO XFMR 1KCT / 600CT TH |
3,236 | - |
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Datasheet | 109 | Bulk | Active | 1.29:1 | 1kCT | 600CT | 64Ohm | 51.5Ohm | Miniature Epoxy Potted | 300Hz ~ 50kHz | ±1.5dB | 100VRMS | - | - | 2W | - | - | Through Hole | 1.315" L x 0.930" W (33.40mm x 23.62mm) | 0.920" (23.37mm) | PC Pin |
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107PAUDIO XFMR 10KCT / 1.5KCT TH |
2,051 | - |
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Datasheet | 107 | Bulk | Active | 2.58:1 | 10kCT | 1.5kCT | 700Ohm | 122Ohm | 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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104HAUDIO XFMR 10K / 2KCT TH |
4,024 | - |
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Datasheet | 104 | Bulk | Active | - | 10k | 2kCT | 598.7Ohm | 79.19Ohm | Miniature Epoxy Potted | 200Hz | -1dB | 250V | 1dB | - | 35mW | - | - | Through Hole | 0.860" L x 0.710" W (21.84mm x 18.03mm) | 0.750" (19.05mm) | PC Pin |
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106HAUDIO XFMR 4K / 2.6KCT TH |
4,870 | - |
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Datasheet | 106 | Bulk | Active | - | 4k | 2.6kCT | 340Ohm | 100Ohm | Miniature Epoxy Potted | 215Hz | -1dB | 200V | 1dB | - | 150mW | - | - | Through Hole | 1.080" L x 0.880" W (27.43mm x 22.35mm) | 0.950" (24.13mm) | PC Pin |
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117E16AUDIO XFMR 3.2 / 70V CHAS MNT |
2,899 | - |
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Datasheet | 117 | Bulk | Active | - | 3.2 | 70V | - | - | Sound Distribution | 100Hz ~ 9kHz | 1dB | - | 2dB | - | 16W | - | - | Chassis Mount | 3.690" L x 2.000" W (93.73mm x 50.80mm) | 2.310" (58.67mm) | Solder Lug |
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109KAUDIO XFMR 1.5KCT / 600CT TH |
4,843 | - |
|
Datasheet | 109 | Bulk | Active | 1.58:1 | 1.5kCT | 600CT | 102Ohm | 60Ohm | Miniature Epoxy Potted | 300Hz ~ 50kHz | ±1.5dB | 100VRMS | - | - | 2W | - | - | Through Hole | 1.315" L x 0.930" W (33.40mm x 23.62mm) | 0.920" (23.37mm) | PC Pin |
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102DAUDIO XFMR 600 / 1.5K TH |
3,816 | - |
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Datasheet | 102 | Bulk | Active | - | 600 | 1.5k | 43Ohm | 85Ohm | 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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144GAUDIO XFMR 500CT / 8 CHAS MNT |
3,930 | - |
|
Datasheet | 144 | Bulk | Active | - | 500CT | 8 | 27Ohm | 900mOhm | Economical Open Type | 150Hz ~ 15kHz | ±1dB | - | - | - | 150mW | - | - | Chassis Mount | 1.000" L x 0.690" W (25.40mm x 17.53mm) | 0.690" (17.53mm) | Wire Leads |
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145CAUDIO XFMR 50K / 1.5KCT CHAS MNT |
1,510 | - |
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Datasheet | 145 | Bulk | Active | - | 50k | 1.5kCT | 2.4kOhm | 52Ohm | Economical Open Type | 150Hz ~ 15kHz | ±1dB | - | - | - | 50mW | - | - | Chassis Mount | 1.630" L x 0.880" W (41.40mm x 22.35mm) | 0.810" (20.57mm) | Wire Leads |
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144HAUDIO XFMR 500CT / 50 CHAS MNT |
2,920 | - |
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Datasheet | 144 | Bulk | Active | - | 500CT | 50 | 28Ohm | 7.3Ohm | Economical Open Type | 150Hz ~ 15kHz | ±1dB | - | - | - | 150mW | - | - | Chassis Mount | 1.000" L x 0.690" W (25.40mm x 17.53mm) | 0.690" (17.53mm) | Wire Leads |
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149HAUDIO XFMR 1K / 240, 60/60 TH |
3,200 | - |
|
Datasheet | 149 | Bulk | Active | - | 1k | 240, 60/60 | 155Ohm | 24Ohm | Economical Open Type | 200Hz ~ 15kHz | ±1dB | - | 0.5dB | - | 200mW | - | - | Through Hole | 1.060" L x 0.820" W (26.92mm x 20.83mm) | 0.820" (20.83mm) | PC Pin |
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148KAUDIO XFMR 4K / 2K 500/500 TH |
3,212 | - |
|
Datasheet | 148 | Bulk | Active | - | 4k | 2k, 500/500 | 540Ohm | 230Ohm | Economical Open Type | 200Hz ~ 15kHz | ±1dB | - | 0.5dB | - | 75mW | - | - | Through Hole | 0.820" L x 0.680" W (20.83mm x 17.27mm) | 0.690" (17.53mm) | PC Pin |
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108FAUDIO XFMR 600CT / 150CT TH |
1,529 | - |
|
Datasheet | 108 | Bulk | Active | 2:1 | 600CT | 150CT | 54Ohm | 17Ohm | Miniature Epoxy Potted | 300Hz ~ 50kHz | ±2.5dB | 100VRMS | - | - | 500mW | - | - | Through Hole | 1.030" L x 0.770" W (26.16mm x 19.56mm) | 0.770" (19.56mm) | 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.
