Oil air heat exchanger

Oil air heat exchanger (industry and mobile)

Universal Hydraulik Luftwärmetauscher

Our task is 100% quality

Every oil air cooler passes several test stands before delivery to keep cost-intensive quality defects to a minimum.

LKI – Oil air cooler

An oil-to-air cooler is a heat exchanger that regulates the temperature of hydraulic or lubricating oil in industrial and mobile applications. By dissipating heat to the ambient air, overheating is prevented, the oil's service life is extended, and the reliability of the hydraulic system is increased.

Universal Hydraulik oil-to-air coolers are characterized by high quality, customized designs, and comprehensive testing and functional trials. They offer reliable cooling performance for a wide range of requirements in industrial and mobile applications. Optional features include internal thermal or pressure bypasses, thermal switches, and ATEX certification. Systems with the pump integrated into the cooler are also available.

The selection depends on several factors: the required cooling capacity (dependent on oil flow and heat dissipation), the type of application (stationary or mobile), the ambient temperature, and specific requirements such as noise level or installation position. Universal Hydraulik's technical data sheets help with precise sizing.

Universal Hydraulik offers standardized series models as well as customized solutions. Options include thermal and pressure bypasses, ATEX certification, filter mats, various mounting options (ceiling, wall, floor), and stainless steel versions for demanding environments.

For efficient operation, regular inspection and cleaning of the cooler surfaces is recommended to ensure airflow and heat dissipation. Contamination or blockages can impair cooling performance. Additionally, the oil condition should be monitored, and a suitable installation location with sufficient air circulation should be selected.

Standard version


  • Elektric motor

Optional


  • Test pressure 40 bar
  • Filter Mat
  • Ceiling, wall, floor mounting position
  • Thermo by-pass
  • Pressure by-pass
  • Thermal switch
  • Atex certification (II 2GD IIC T4 X) according to 94/9/EG
  • Stainless steel

NEW: Every cooling package of the LKI-Series comes with an optional thermo- & pressure by-pass, which can be fulfill individual needs.

For detailed product information, please see our Data sheet:

Contact - Production/Sales

Universal Hydraulik GmbH

Street: Siemensstr.33

City: 61267 Neu-Anspach
Country: Germany

Phone: +49(0)6081-94180

E-mail: info@universalhydraulik.com

Web: www.universalhydraulik.de

Contact - Production/Sales

Universal Hydraulik USA Corp.

Fort Meigs Business Center

Street: 25651 Fort Meigs Rd., Ste. A,

City: Perrysburg, OH 43551
Country: USA

Phone: +1 419 873 63 40

E-mail: info@universalhydraulik.com

Web: www.universalhydraulik-usa.com

Contact - Production

Universal Hydraulik CZ s.r.o.

Street: Putim 227

City: 39701 Pisek
Country: Czech Republic

E-mail: info@universalhydraulik.com

Web: www.universalhydraulik.com

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