Welcome to
Semicom Electronica

Who are we?

Semicom Electronica Lda, was founded in 1985, with the propose of development of dedicated Electronic equipment's, and import and export electronic components.

It represented Motorola Semiconductors Ltd in Portugal for many years.

Currently the main focus are development, Manufacture of electronic equipment's and technical support to several entities as factories and re-sellers.

Our know-how accumulated over the year allow us to, Prototype and develop all industrialization process until a final product. We also registered and sell products with our own brand SEMREL , but we also can provide the products with your own brand (OEM).

Our Services

Prototyping and industrialization

Development, installation, experimental validation, control and support. From the first prototype to the industrialization process.

Technical support

Technical and operational support of effective response adapted to the client needs and his project.

Consultancy and Project

Design, conception and testing of Industrial control electronic systems applied to several verticals, as Agriculture, renewable energy and water management systems.

Our Products

We have experience in many domains as, Industrial Control, Sewage treatment and Water Pumps Central Units, Rain water Control Units, electric shutters, active pedestrians passages, and much more

Our innovation process is leading us to the Industrial Internet of Things (IIoT). Contact Us for more information.

SEMREL ® it's an registered Brand from Semicom Electronica, Lda.

MND35 (400v)

WATER LEVEL and CURRENT CONTROLLER Relay w/ Self-Calibration.

Engine Reading and digital control consumption

via current transformer TI-025.


MND60

WATER LEVEL and CURRENT CONTROLLER Relay w/ Self-Calibration.

Engine Reading and digital control consumption

via current transformer TI-100 with alarm.


MND70

WATER LEVEL and CURRENT CONTROLLER Relay w/ Self-Calibration, alarm and RTC

Engine Reading and digital control consumption

via current transformer TI-025 with alarm and Real Time Clock (RTC).

MND80

WATER LEVEL and CURRENT CONTROLLER Relay w/ Self-Calibration, alarm and RTC

Engine Reading and digital control consumption

via current transformer TI-100 with alarm and Real Time Clock (RTC)

MPD10

WATER LEVEL and CURRENT CONTROLLER Relay w/ Self-Calibration, alarm and RTC

Engine Reading and digital control consumption

via current transformer TI-025 with alarm and RTC.

Dedicated to swimming pool control.

TI-008/025/100

Current transformer for 8/25/100 Amp.

Contact Us