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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MET-42AUDIO XFMR 150 / 12 TH |
469 | - |
|
Datasheet | MET | Tube | Active | 3.54:1 | 150 | 12 | 20Ohm | 2.5Ohm | Data/Voice Coupling | 300Hz ~ 100kHz | ±2dB | 500VRMS @ 30 Seconds | - | - | 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 |
|
SP-48AUDIO XFMR 7.5KCT / 12 TH |
6,821 | - |
|
Datasheet | Red-Spec | Bulk | Active | 25:1 | 7.5kCT | 12 | 796Ohm | 2.9Ohm | 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 |
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SP-33AUDIO XFMR 1K / 50 TH |
2,779 | - |
|
Datasheet | Red-Spec | Bulk | Active | 4.4:1 | 1k | 50 | 145Ohm | 8Ohm | 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 |
|
SP-66AUDIO XFMR 10KCT / 10KCT TH |
1,196 | - |
|
Datasheet | Red-Spec | Bulk | Active | 1:1 | 10kCT | 10kCT | 1kOhm | 1.3kOhm | 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 |
|
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SP-67AUDIO XFMR 600CT / 600CT TH |
5,798 | - |
|
Datasheet | Red-Spec | Bulk | Active | 1:1 | 600CT | 600CT | 72Ohm | 92Ohm | 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 |
|
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SP-69AUDIO XFMR 600 / 600 150/150 TH |
1,675 | - |
|
Datasheet | Red-Spec | Bulk | Active | 2:1:1 | 600 | 600, 150/150 | 72Ohm | 40Ohm, 45Ohm | 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 |
|
|
SP-70AUDIO XFMR 600 / 600 TH |
1,267 | - |
|
Datasheet | Red-Spec | Bulk | Active | 1:1 | 600 | 600 | 72Ohm | 92Ohm | 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 |
|
SP-50AUDIO XFMR 500CT / 600 TH |
574 | - |
|
Datasheet | Red-Spec | Bulk | Active | 1:1.1 | 500CT | 600 | 67Ohm | 98Ohm | 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 |
|
SP-5AUDIO XFMR 50KCT / 1KCT TH |
168 | - |
|
Datasheet | Red-Spec | Bulk | Active | 7.1:1 | 50kCT | 1kCT | 3.8kOhm | 75Ohm | Audio Coupling | 300Hz ~ 100kHz | ±2dB | 1000VRMS @ 1 Second | - | - | 25mW | -40°C ~ 85°C | - | Through Hole | 0.410" L x 0.310" W (10.41mm x 7.87mm) | 0.465" (11.80mm) | PC Pin |
|
101FAUDIO XFMR 600CT / 600CT TH |
287 | - |
|
Datasheet | 101 | Bulk | Active | 1:1 | 600CT | 600CT | 44Ohm | 52Ohm | Miniature Epoxy Potted | 200Hz ~ 100kHz | ±0.5dB | 100VRMS | - | - | 100mW | -40°C ~ 85°C | - | Through Hole | 0.450" L x 0.450" W (11.43mm x 11.43mm) | 0.480" (12.19mm) | PC Pin |
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149UAUDIO XFMR 600 150/150 / 8 TH |
101 | - |
|
Datasheet | 149 | Bulk | Active | - | 600, 150/150 | 8 | 53Ohm | 95Ohm | Economical Open Type | 200Hz ~ 15kHz | ±1dB | - | 0.5dB | - | 1000mW | - | - | Through Hole | 1.060" L x 0.820" W (26.92mm x 20.83mm) | 0.820" (20.83mm) | PC Pin |
|
TTC-5036AUDIO XFMR 600 / 287 SMD |
1,598 | - |
|
Datasheet | TTC | Tape & Reel (TR) | Active | 1:1 | 600 | 287 | 175Ohm | 175Ohm | Data/Voice Coupling | 200Hz ~ 4kHz | ±0.2dB | 1875VRMS @ 1 Second | 4dB Max @ 2kHz | 14dB Min @ 200Hz ~ 4kHz | - | -20°C ~ 85°C | UL60950, EN60950 | Surface Mount | 0.378" L x 0.492" W (9.60mm x 12.50mm) | 0.299" (7.60mm) | Flat Lead |
|
ESMIT-4180/CAUDIO XFMR SMD |
13,363 | - |
|
Datasheet | ESMIT | Tape & Reel (TR) | Active | - | - | - | 250mOhm | 250mOhm | - | - | - | 3750Vrms | - | - | - | -40°C ~ 125°C | - | Surface Mount | 0.280" L x 0.205" W (7.10mm x 5.20mm) | 0.138" (3.50mm) | Gull Wing |
|
TY-311PAUDIO XFMR 600 / 600 TH |
3,861 | - |
|
Datasheet | TY | Bulk | Active | 1:1.05 | 600 | 600 | 38Ohm | 53Ohm | Data/Voice Coupling | 300Hz ~ 3.5kHz | ±0.5dB | 1500VAC | 1dB Typ | 26dB Typ | -45dB ~ 7dB | -20°C ~ 85°C | - | Through Hole | 0.812" L x 0.715" W (20.62mm x 18.16mm) | 0.740" (18.80mm) | PC Pin |
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TY-144PAUDIO XFMR 15KCT / 15KCT TH |
269 | - |
|
Datasheet | TY | Bulk | Active | 1:1 | 15kCT | 15kCT | 1.18kOhm | 1.6kOhm | Data/Voice Coupling | 200Hz ~ 15kHz | ±2dB | 1500V | 1.5dB | 26dB | 100mW | -20°C ~ 85°C | - | Through Hole | 0.812" L x 0.700" W (20.62mm x 17.78mm) | 0.740" (18.80mm) | PC Pin |
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TTC-105AUDIO XFMR 600 / 600 TH |
143 | - |
|
Datasheet | TTC | Bulk | Active | 1:1 | 600 | 600 | 71Ohm | 117Ohm | Data/Voice Coupling | 660Hz ~ 3.5kHz | -1dB ~ 0.7dB | 1500VRMS @ 1 Minute | 3dB Max @ 660Hz ~ 800Hz, 2.5dB Max @ 800Hz @ 3.5kHz | - | -45dB ~ 10dB | - | CSA-C22.2 No. 66-M1988, UL1459 | Through Hole | 0.839" L x 0.630" W (21.30mm x 16.00mm) | 0.748" (19.00mm) | PC Pin |
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MET-39-TAUDIO XFMR 500 / 50 TH |
707 | - |
|
Datasheet | MET | Bulk | Active | 3.16:1 | 500 | 50 | 55Ohm | 8Ohm | Data/Voice Coupling | 300Hz ~ 100kHz | ±2dB | 1000VRMS @ 1 Second | - | - | 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 |
|
|
TY-146PXFMR 600 150/150 / 600 150/150 |
2,675 | - |
|
Datasheet | TY | Bulk | Active | 1:1 | 600, 150/150 | 600, 150/150 | 17Ohm, 19Ohm | 14.5Ohm, 22Ohm | Data/Voice Coupling | 200Hz ~ 15kHz | ±2dB | 1500V | 1.5dB | 26dB | 1W | -20°C ~ 85°C | - | Through Hole | 1.375" L x 1.187" W (34.93mm x 30.15mm) | 1.187" (30.15mm) | PC Pin |
|
MET-23-TAUDIO XFMR 1.6KCT / 3.2 TH |
265 | - |
|
Datasheet | MET | Bulk | Active | 22.4:1 | 1.6kCT | 3.2 | 230Ohm | 1Ohm | Data/Voice Coupling | 300Hz ~ 100kHz | ±2dB | 1000VRMS @ 1 Second | - | - | 65mW | -20°C ~ 85°C | - | Through Hole | 0.409" L x 0.310" W (10.40mm x 7.87mm) | 0.465" (11.80mm) | PC Pin |
|
|
MET-35-TAUDIO XFMR 600CT / 8 TH |
175 | - |
|
Datasheet | MET | Bulk | Active | 8.66:1 | 600CT | 8 | 60Ohm | 1.5Ohm | Data/Voice Coupling | 300Hz ~ 100kHz | ±2dB | 1000VRMS @ 1 Second | - | - | 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 |
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.
