SUM, s.r.o.


Veletrzni 404/6, Praha 7 - Holesovice 170 00
The company SUM, s.r.o. supplies and installs uninterruptible power supplies for small and medium-sized enterprises up to industrial and process applications, power supply systems for telecommunications and also ensures regular maintenance and inspections of MV and LV substations, backup power supplies, etc.

Delivery, installation:
- UPS backup power supplies from 1 kVA to 800 kVA (online)
- power supplies for telecommunications (48 V DC) and batteries
- telecommunication equipment and construction of microwave links
- lighting techniques based on LED technology.

Repair, service, maintenance:
- energy and machinery of diesel generators
uninterruptible power supplies - UPS
- DC power supplies and rechargeable batteries
- MV equipment, substations, transformer stations
- LV substations and wiring.

You can find a comprehensive list of our services on our website. Or do not hesitate to contact us directly.

Products
  • electric material trade, cables and light fittings, switches and sockets, frequency converters, overvoltage protection
  • telephone exchange, VoIP gateways and routers, telephone apparatuses, VoIP phones, walkie-talkies and handheld transceivers, radio transmitters, wireless stations
  • heavy current distribution systems, electrical wiring, wiring repairs, electrical equipment service, door bell wiring, intercom wiring, preparation of CATV wiring, Internet connection preparation
  • concrete pipes, concrete pavements, concrete paving stones, concrete mixes, concrete fences, concrete reinforcement, concrete round blocks
  • interior steel structure construction, steel structure anchoring, steel structure assembly





Contact us with the form
captcha