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Nuvotem Talema, Units W & X, Gweedore Business Park, Derrybeg, Letterkenny, Co. Donegal, Ireland.
Tel:++353 74 9548666, Fax ++353 74 9548139, Email info@nuvotem.com

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As well as custom designed toroidal transformers, the Nuvotem Talema group offer a wide range of standard mains power transformers, which may be categorised as follows :
Open Wound - 230V Primary, Dual Secondary, 15VA to 1000VA
High quality open style toroidal transformers with a single 230V a.c. 50/60Hz primary winding. Twin secondary windings may be connected in series or parallel or used independently. Small size and low weight compared with traditional stacked lamination types. Extremely low level of radiated magnetic field, Very low induced noise (hum), Very low iron loss. Double insulated primary leads, Supplied with mounting kit.
Available through distribution : RS Logo
Open Wound Toroidal Power Transformer with dished mounting disc
Open Wound - 2x115V Primaries, Dual Secondary, 15VA to 1000VA
High quality open style toroidal transformers with two 115V, 50/60Hz primary windings suitable for connection in series to 230V supply, or parallel to 115V supply. Twin secondary windings may be connected in series or parallel or used independently. Small size and low weight compared with traditional stacked lamination types. Extremely low level of radiated magnetic field. Very low induced noise (hum). Very low iron loss. Double insulated primary leads. Supplied with mounting kit.
Available through distribution : RS Logo
Open Wound Toroidal Power Transformer with dished mounting disc
Mini Open Wound - 0-115-230V Primaries, Dual Secondary, 1.6VA to 50VA
Miniature open style toroidal transformers with tapped 0-115-230V, 50/60Hz primary windings suitable for connection to either 115V or 230V supply. Twin secondary windings may be connected in series or parallel or used independently. Very Small size and low weight compared with traditional stacked lamination types. Extremely low level of radiated magnetic field. Very low induced noise (hum). Very low iron loss. Double insulated primary leads.
Available through distribution : RS Logo
Mini Open Wound Toroidal Transformers
Mini Open Wound - 0-230V Primary, Dual Secondary, 1.6VA to 50VA
Miniature open style toroidal transformers with single 230V, 50/60Hz primary winding. Twin secondary windings may be connected in series or parallel or used independently. Very Small size and low weight compared with traditional stacked lamination types. Extremely low level of radiated magnetic field. Very low induced noise (hum). Very low iron loss. Double insulated primary leads.
Mini Open Wound Toroidal Transformers
Mini Open Wound - 2x115V Primaries, Dual Secondary, 1.6VA to 50VA
Miniature open style toroidal transformers with two 115V, 50/60Hz primary windings suitable for connection in series to 230V supply, or parallel to 115V supply. Twin secondary windings may be connected in series or parallel or used independently. Very Small size and low weight compared with traditional stacked lamination types. Extremely low level of radiated magnetic field. Very low induced noise (hum). Very low iron loss. Double insulated primary leads.
Available through distribution : Digi-Key Logo
Mini Open Wound Toroidal Transformers
Encapsulated - 230V Primary, Dual Secondary, 15VA to 500VA
Encapsulated toroidal transformers with a single 230V a.c. 50/60Hz primary winding. Twin secondary windings may be connected in series or parallel or used independently. Fully encapsulated. Small size and low weight compared with traditional stacked lamination types. Extremely low level of radiated magnetic field. Very low induced noise (hum). Very low iron loss. Double insulated primary leads.
Available through distribution : RS Logo
Encapsulated Toroidal Power Transformer
PCB Mounting - 2x115V Primary, Dual Secondary, 1.6VA to 50VA
Low profile encapsulated toroidal transformers with two 115V, 50/60Hz primary windings suitable for connection in series to 230V supply, or parallel to 115V supply. Twin secondary windings may be connected in series or parallel or used independently. * Very Small size and low weight compared with traditional stacked lamination types. * Extremely low level of radiated magnetic field * Very low induced noise (hum) * Very low iron loss.
Available through distribution : RS Logo     Digi-Key Logo
Toroidal power transformers for PCB mounting
PCB Mounting - 2x120V Primary, Dual Secondary, 1.6VA to 50VA
Low profile encapsulated toroidal transformers with two 120V, 50/60Hz primary windings suitable for connection in series to 240V supply, or parallel to 120V supply. Twin secondary windings may be connected in series or parallel or used independently. Very Small size and low weight compared with traditional stacked lamination types. Extremely low level of radiated magnetic field. Very low induced noise (hum). Very low iron loss.
Toroidal power transformers for PCB mounting
PCB Mounting - 115V or 230V Primary, Dual Secondary, 35VA to 160VA
Encapsulated toroidal transformers for PCB mounting, with either 115V or 230V, 50/60Hz primary windings. Twin secondary windings may be connected in series or parallel or used independently. Very Small size and low weight compared with traditional stacked lamination types. Extremely low level of radiated magnetic field. Very low induced noise (hum). Very low iron loss.
Available through distribution : TME Logo
Larger Toroidal power transformers for PCB mounting
Low Voltage Lighting Transformers, 230V Primary, 11.8V Secondary
Open style toroidal transformers with a single 230V a.c. 50/60Hz primary winding. Single 11.8V secondary winding, suitable for 12V halogen lamps Primary incorporates an auto-reset thermal switch, rated at 120'C +/-5'C. Output voltage 11.8V +/- 1.5% (at nominal input and full load). Small size and low weight compared with traditional stacked lamination types. Extremely low level of radiated magnetic field. Very low induced noise (hum). Very low iron loss. Double insulated primary leads. Supplied with mounting kit.
Available through distribution : RS Logo
Open Wound Low Voltage Lighting Toroidal Power Transformers with dished mounting discs
Control Panel Transformers - 230V/400V Primary, centre-tapped secondaries
Control panel transformers with single 230V or 400V primary windings, and centre-tapped secondary windings, mounted on SFB style brackets, for vertical mounting, supplied with touchproof screw terminals Low Current screw terminals & High Current screw terminals. Very Small size and low weight compared with traditional stacked lamination types. Extremely low level of radiated magnetic field. Very low induced noise (hum). Very low iron loss.
Available through distribution : RS Logo
Control Panel Toroidal Power Transformers for vertical mounting
Toroidal Transformers for DIN Rail Mounting
Toroidal power transformers with incorporated mounting for DIN Rail - Easily snaps onto 35mm DIN rail, 200mm (approx.) flying lead fitted with connector blocks. Double insulated primary leads. Small size and low weight compared with traditional lamination types. Low radiated magnetic field. Very low induced noise (hum).
Available through distribution : RS Logo
Toroidal Power Transformers for DIN Rail mounting
Isolating Toroidal Transformers 115V or 230V Toroidal isaolting transformers with dual 115V primary windings and dual 115V secondary windings to provide 115V/230V input and 115V/230V output 200mm (approx.) flying leads. Double insulated primary leads. Small size and low weight compared with traditional lamination types. Low radiated magnetic field. Very low induced noise (hum). Toroidal Isolating Transformers for 115V/230V Operation
Medical Grade Isolating Toroidal Transformers 115V or 230V Toroidal isolating transformers with dual 115V primary windings and dual 115V secondary windings to provide 115V/230V input and 115V/230V output. 5kV Primary-Secondary Isolation. Minimum 8mm creepage distance. Low Leakage Current. Recognised to UL60601. Optional magnetic shield to minimize radiated field. Class B Insulation system. RoHS compliant. REACH compliant. Medical Grade Isolating Transformers for 115V/230V Operation