Since 1975, KELD-CROMOELECTRA, S.L. has been developing and manufacturing quality and advanced technology electronic products and applications, quickly reacting to the changes and variations in the existing demand of each one of the markets that we are directed towards.
This long experince in the electronic regulation field, allows KELD-CROMOELECTRA, S.L. to be present in the most diverse sectors:

On one hand, Keld have a STANDARD PRODUCTION line in programmable & electronic indicators and controls, deisgned by their R+D department, with communication possibilities, and essentially directed towards both the industrial and commercial cooling and heating sectors.

On the other side, Keld have develop SPECIFIC_DESIGNS for clients with particular needs, performed by their R+D department. Examples of their activity in this field are controllers for the wine industry, special thermometers for refrigeration machines, controllers for boilers or works for the Spanish underground.

Keld are also flexible when handling the proposals and needs of our clients, and we are able to provide them with personalised solutions and advising

ISOLATED RS - 485 COMMUNICATION MODULE, FOR KLT SERIES THERMOSTATS. Main feautures: RS-485 Communication. Easy to install. Terminals for input and output wires of communication bus. Self-powered. External supply is not required. Encapsulated with epoxy resin
NEW DIGITAL THERMOMETER. KLT01. Following the different ranges of thermometers, Keld-Cromoelectra introduces a new model: KLT01 3 digits (without tenths). Red, green or blue display depending on model. Probe: PTC or NTC depending on model. Power supply: 230Vac, 115Vac, 24Vac/dc or 12Vac/dc
NEW BLUE DISPLAYS FOR THE KLT SERIES .TEMPERATURE DIGITAL CONTROLLERS. Keld-Cromoelectra introduces a new BLUE DISPLAY for the KLT series of temperature digital controllers. In order to cover market different needs, we remain with the red and green displays options for the full range of our productsA range of IO Modules and gateways using the industrial Bitbus standard