Triad – 50/60Hz World Series Transformers

With more than 70 years of transformer design and manufacturing experience, Triad now offers over 500 different power transformers that are available off-the-shelf from the industry’s leading distributor network. In today’s shrinking world and global market, it is essential to design products that can be delivered worldwide. For this reason, Triad has designed one of the industry’s most complete offering of international power transformers. Triad’s World Series Transformers range in power from 1.1VA to 10kVA. Most have configurable 120/240V primaries with output voltages that range from 5.0 to 240Vac. They’re UL recognized and TUV tested to IEC global safety standards. They can be customized to your requirements and are backed by our world class service.


-C2 PC Mount Split Pack Class 2/3
With dual primaries, -C2 Split PackTM Transformers are the only device of their type with TUV approval and are UL 5085-1 and 3 recognized. They utilize a Class F 155°C insulation system and can be used in myriad applications requiring inherently/ non-inherently limited transformers.


  • Split bobbin design
  • No electrostatic shielding required
  • Use in series, parallel or separate circuits
  • High isolation between secondaries


  • Commercial food and beverage equipment
  • Motor speed controls
  • Industrial controls
  • Timers


  • Frequency: 50/60Hz
  • Electrical rating: 1.1 to 36VA
  • Nominal secondary voltage: 5 to 56V
  • HIPOT dielectric: 4200Vac


VPP PC Mount Transformers

Triad’s VPP PC Mount World SeriesTM Transformers are an advanced line of more than 40 quality transformers. They are perfect for board level applications requiring the added safety and security of insulating shrouds over the windings. They are also UL 5085-1 and 2/3 recognized.


  • Dual bobbin construction
  • Insulating shroud meets UL V0 flammability specs
  • No electrostatic shielding needed


  • Battery charging
  • Spa controls
  • Soft drink machines
  • Security access and control


  • Frequency: 50/60Hz
  • Electrical rating: 2.5 to 56VA
  • Secondary voltage range between 5 to 36V


VPL Chassis Mount Transformer

Triad’s VPL Series is similar to the VPP Series, but with chassis mounting and leads. The VPL sets the industry stan- dard with European style split bobbins. These leaded devices meet all international safety agency standards.


  • Low inter-winding capacitance requires no electrostatic shielding
  • 3500V isolation between primary and secondary
  • Compact footprint


  • Building and plant equipment
  • Lighting
  • Temperature controls
  • Material handling


  • Frequency: 50/60Hz
  • Electrical rating: 5 to 56VA
  • Secondary voltage between 5 to 36V


VPS Chassis Mount Quick Connect

Triad’s VPS Chassis Mount Transformers are chassis mount devices requiring higher power—up to 175VA. They meet major U.S. and global standards (CSA, IEC and UL). They are among the industry’s most versatile transformers.


  • Dual bobbin design with insulating shroud
  • Meets global safety standards
  • Quick disconnect connection


  • Oil/gas equipment
  • Conveyor ovens
  • Heat exchangers
  • Music equipment


  • Frequency: 50/60Hz
  • Electrical rating: 25 to 175VA
  • Secondary voltage range between 5 and 230V

VPT Toroidal Mount

Triad’s VPT Series features a compact toroidal design, which is cost effective and efficient with higher power density and reduced magnetic fields. They
are approved to UL 5085-1 and 2, CE IEC 61558-1, and CE IEC 61558-2-6 with Class B insulation for use up to 130°C.


  • Isolated dual primary and secondary coils
  • Class B (130°C) rated insulation
  • High efficiency


  • Sound reproduction
  • Power system equipment
  • Production equipment


  • Frequency: 50/60Hz
  • Electrical rating: 25 to 2500VA
  • Secondary voltage from 6 to 230V


VPM Medical Toroidal Mount

Triad’s VPM Series offers output power up to 10 kVA and are UL recognized and CE certified for medical applications. They feature toroidal construction with dual secondaries, allowing for both series or parallel connections. Faraday and flux band shield maintains low leakage current and low stray fields, respectively.


  • Dual secondary windings for series or parallel connections
  • Low leakage current and low stray fields.
  • Low temp rise: 25°C to 55°C


  • Hospital equipment
  • Biomedical equipment
  • Test equipment
  • Audio equipment


  • Frequency: 50/60Hz
  • Primary: 100, 120, 220 or 240Vac
  • Electrical rating: 25 to 10,000VA
  • Insulation Class F: 155°C

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