Mini-Open 1.6VA to 50VA

Miniature open style toroidal transformers for 50/60Hz operation.

Power ratings from 1.6VA to 50VA

Potted centre with through-hole for single bolt fixing.

Primary windings available as a single 230V primary, tapped 0-115-230V primaries, or 2x115V for series/parallel operation on 230V /115V

Manufactured in an ISO 9001:2015 and ISO 14001:2015 certified Talema facility

Fully RoHS & REACH Compliant



High quality miniature open style toroidal transformers.
Twin secondary windings may be connected in series or parallel or used independently.
Secondary voltages: 7V, 9V, 12V, 15V, 18V, 22V
Power ratings: 1.6VA, 3.2VA, 5VA, 7VA, 10VA, 15VA, 25VA, 35VA, 50VA
Available with 3 different primary winding options:
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.
100% electrical and flash tested
High quality manufacturing and testing in accordance to EN61558, EN60950, EN60065, and BS415
Tested and Approved by DEKRA to EN61558, CB certified to IEC61558
UL Recognized to UL5085, under family approval file E215495
Fully RoHS & REACH Compliant


Important Installation Note:
Each transformer is supplied with a resin centre, with through-hole for single bolt fixing.
Under no circumstances should both ends of the fixing bolt contact a metal chassis or frame as this would create a ‘shorted turn’ causing irreparable damage.
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