Stontronics Ltd is a UK and China based manufacturer and distributor of mains transformers, adaptors, battery chargers and switch mode power supplies. The company offers low cost, high reliability standard and custom designed external linear power supplies. The adaptors have plug-top, desk-top and wall mounting designs, and meet UK, European and North American Standards. All standard models are in black plastic cases; white and other colours are available to order.
Stontronics provides low‑cost, high‑reliability external linear power supplies for plug‑top, desk‑top and wall‑mounting applications. The catalogue lists standard models that comply with UK, European, North American and other country‑specific standards, and are available in black plastic cases or custom colours.
Both standard AC‑regulated and AC‑DC (regulated and unregulated) models are offered, with output voltages from 1 V to 110 V AC and power ratings from 1 VA up to 150 VA. Customised adaptors can be designed to meet special requirements, including specific voltage ranges, power levels, and safety approvals such as EN60950, CE, UL, CSA and BABT.
| Output lead length | 1.8 metres |
|---|---|
| Regulation tolerance | +5% of nominal |
| Safety approvals (UK/Europe) | EN60950, CE |
| Safety approvals (North America) | UL, CSA |
| Maximum power rating | 150 VA |
| Standard model example (AD‑0510R) | 5 V, 100 A |
UK and European units meet EN60950 and CE requirements, North American units have UL and CSA approval, and BABT approval is available on any model on request.
The output lead is 1.8 metres long.
Yes, Stontronics can supply custom‑designed adaptors with any output voltage, power rating, and specific approvals to meet special requirements.
All models are regulated within +5 % of the nominal value.