After sales and repair services keep products in first rate condition

All customers are entitled to expect professional repair services with fast turnaround times.

TDR Group Oy is our highly experienced official partner in all repairs and after sales operations for power supply products. TDR specialises in repairing power supplies and developing testing equipment in Estonia and Finland.

RMA form

RMA form – please fill in and attach to any return.


Repair instructions

Service and Repair returns detailed instructions attached,
In case of questions contact
or Mr Esa Salonen phone: +358 10 289 0730.

TDR service and repair instructions »


Huollot ja korjaukset, RMA -lomake

RMA –lomake

RMA –lomake täytetään ja liitetään jokaiseen palautuslähetykseen.

PDF File »
Excel File »

Huolto- ja korjausohje

Yksityiskohtainen huolto- ja korjaustöiden menettely ohessa.
Kysymyksiin vastaa
tai Esa Salonen puh: 010 289 0730.

Huolto- ja korjausohje »

Customer success stories

Our close co-operation and long-term relationships with customers are the outcome of reliable products and professional technical support.

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Custom design products

A custom design product delivers cost effectiveness over the whole life cycle.

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Standard products

With a typical lifespan of 15-20 years, most of our standard products are still in use.

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