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VTX-146-120-218A
Toroidal Transformer, 120 VA, 115V, 230V, 2 x 18V, Dual Primary, Dual Secondary, Open
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- Manufacturer: VIGORTRONIX
- Product type:
- SVHC: No SVHC (25-Jun-2025)
- Height: 49mm
- Power Rating: 120VA
- Winding Type: Dual Primary, Dual Secondary
- Product Range: VTX-146 Series
- Toroid Centre: Open
- Outer Diameter: 103mm
- Primary Voltages: 115V, 230V
- Secondary Voltages: 2 x 18V
- Transformer Mounting: Chassis Mount
- Secondary Current Nom: 3.33A
- Transformer Terminals: Cable
| Delivery and price | |
|---|---|
| Units per pack | 100 |
| Price | 39.93 € |
| Current stock | 10+ |
| Lead time | 30 days |
Datasheet
## Dual Primary Audio Toroidal ## **Features:** - UL Approved - Audio grade toroidal with 27Q120 core - 2 layer GOSS band shielding - High Quality Open Style Toroidal Transformer - Dual Primary/Secondary windings - Thermal fuses fitted to each Primary winding - Very low level radiated magnetic field - Supplied with mounting Kit - Compliant Standards, EN61558, EN62368, UL, C-UL, CE and UKCA. - 100% electrical and flash tested. Description High quality audio toroidal transformer, designed for low noise and superior sound performance. Based on our proven VTX-146 series, these transformers feature dual primary and secondary windings for 115V or 230V AC operation and are built to the same strict standards (EN61558, EN62368, UL, C-UL, CE). Optimised for audio applications requiring low mechanical hum and minimal electromagnetic interference. Supplied with mounting kit and available in a range of power ratings, with custom versions on request. ## Schematic ## General Specifications ## **Input Voltage:** Series: 230V (200V–264V) @ 50/60Hz Parallel: 115V (100V–130V) @ 50/60Hz ## **Physical Dimensions:** See drawing and selection table. ## **Temperature Class:** ## **Standards:** Compliant to: EN61558, EN62368, UL, C-UL, CE. UKCA, RoHS. Fused temperature of failure (Tf): 130 ° C Winding wire: ANSI Type: MW30 Class H (180 ° C) Insulation between input & output: Class B (130 ° C) Connection lead insulation: Class A (105 ° C) ## **Terminations:** Primary: 150mm long, flexible, thermal fused, double insulated wire UL 1672, 300V, 5mm tinned ends. ## **Mounting Kit:** - Metal Mounting Plate Secondary: 150mm long, insulated coppper conductors, UL 1015, 600V, 5mm tinned ends. - 2 x Rubber Pads - Nut and Bolt - 2 x Washers & Spring Washer Please contact Vigortronix for any enquiries. Products can be altered to suit custom requirements. The information contained in this document is subject to change without notice. Vigortronix, 16 De Havilland Way, Witney, Oxfordshire, OX29 0YG, UK Tel. +44 (0)1993 777570 Web. www.vigortronix.com, E-mail: sales@vigortronix.com Vigortronix is a trading name of Vigortronix Limited _**Vigortronix.com**_ ## Dual Primary Audio Toroidal ## Assembly Drawing Figures in the table are nominal. |Selection Guide|Selection Guide|Selection Guide|Selection Guide|Selection Guide|Selection Guide|Selection Guide|Selection Guide|Selection Guide| |---|---|---|---|---|---|---|---|---| |VA Rating|Part No|Input Voltage<br>(Vac)|Output Voltage<br>(Vac)|Output Cur-<br>rent (A)|Regulation<br>(Typ. %)|Temp<br>Rise<br>(oC)|Height<br>x Dia.<br>(mm)|Weight<br>(Kg)| |**80**|**VTX-146-080-209A**|115 / 230|2 x 9|4.44|11|50|44 x 96|1| |**80**|**VTX-146-080-212A**|115 / 230|2 x 12|3.33|11|50|44 x 96|1| |**80**|**VTX-146-080-215A**|115 / 230|2 x 15|2.67|11|50|44 x 96|1| |**80**|**VTX-146-080-218A**|115 / 230|2 x 18|2.22|11|50|44 x 96|1| |||||||||| |**100**|**VTX-146-100-209A**|115 / 230|2 x 9|5.55|11|53|46 x 97|1.2| |**100**|**VTX-146-100-212A**|115 / 230|2 x 12|4.15|11|53|46 x 97|1.2| |**100**|**VTX-146-100-215A**|115 / 230|2 x 15|3.33|11|53|46 x 97|1.2| |**100**|**VTX-146-100-218A**|115 / 230|2 x 18|2.77|11|53|46 x 97|1.2| |||||||||| |**120**|**VTX-146-120-209A**|115 / 230|2 x 9|6.66|10|55|49 X 103|1.4| |**120**|**VTX-146-120-212A**|115 / 230|2 x 12|5|10|55|49 X 103|1.4| |**120**|**VTX-146-120-215A**|115 / 230|2 x 15|4|10|55|49 X 103|1.4| |**120**|**VTX-146-120-218A**|115 / 230|2 x 18|3.33|10|55|49 X 103|1.4| |**Please contact Vigortronix for any enquiries.**||||||||| Please contact Vigortronix for any enquiries. Products can be altered to suit custom requirements. The information contained in this document is subject to change without notice. Vigortronix, 16 De Havilland Way, Witney, Oxfordshire, OX29 0YG, UK Tel. +44 (0)1993 777570 Web. www.vigortronix.com, E-mail: sales@vigortronix.com Vigortronix is a trading name of Vigortronix Limited _**Vigortronix.com**_
Updated at March 31, 2026
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