Mini power relays


Miniature power relays from DOLD are the ideal solution for control and automation system designers who demand high performance in a compact size. Thanks to their through-hole mounting design, these components can be easily integrated into a wide range of applications, from industrial control systems to modern consumer appliances.

Compact size, high power – DOLD relays available at ELTRON

DOLD relays from the OW, OA and OR series combine small dimensions (height from 11.8 mm) with a load capacity of up to 10 A. Versions are available with different supply voltage ranges (from 4.5 V to 60 V), different contact material configurations (AgNi, AgSnO₂) and an option for cleaning after soldering. The relays are also available in an SMD version for surface mounting.

Applications of DOLD miniature relays

Miniature power relays are used, among others, in:

  • industrial equipment and process automation,
  • controllers and relay modules,
  • switching power supplies and energy management systems,
  • systems requiring compact design while maintaining high reliability and long service life.

Models available at ELTRON

The ELTRON range includes:

  • OW 5691 – monostable relay, 5 A, 0.26 W, height 11.8 mm,
  • OW 5699 – 8 A version with a voltage range of 4.5–48 V,
  • OW 5699 SMD – surface-mount relay, ideal for miniature PCBs,
  • OA 5690 – model with the highest rated current: 10 A, voltage up to 60 V,
  • OR 5691 – relay with remanence function, energy-efficient and compact.

All relays are available with technical documentation and sales support from ELTRON – an authorised DOLD partner in Poland.

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Table of miniature power relays

TypeDescriptionNumber of contactsNominal voltage Power consumptionCurrent capacity Washing after solderingContact material AgNi 10Contact material AgNi 0.15 + 5Contact material AgNi 10 + 3Contact material AgSnO2Operating temperature rangeHeight (mm)Data Sheet
OW 5691miniature power relays for THT mounting, monostable14.5 .. 48V<0.26W5A+++-20..+80°C11.8
OW5691.pdf
OW 5699miniature power relays for THT mounting, monostable14.5 .. 48V<0.37W8A++++-20..+80°C11.8
OW5699.pdf
OW 5699_SMDminiature power relays for SMT mounting, monostable14.5 .. 48V<0.31W5A++++-20..+80°C13.5
OW5699_SMD.pdf
OA 5690miniature power relays for THT mounting, monostable14.5 .. 60V<0.28W10A++++-20..+80°C16.5
OA5690.pdf
OR 5691miniature power relays for THT mounting, remanence14.5 .. 60V<0.7W5A+++-20..+65°C11.8
OR5691.pdf