• Sequoia Technology is 'Focused on Design'
  • The experts in the field of wireless machine to machine communications technologies
  • Test equipment, distribution, routing and control of audio/video
  • High sensitivity sensors and sense amplifiers for heat flux and other parameters
  • SATA, Video, microcontrollers backed by applications engineers with real-world experience
Free delivery offer


Sequoia is well known as the leading wireless product supplier from GPRS, GPS, Zigbee, 802.15.4 modules, to custom software to run the products.

Telit wireless and GPS modules
As the leading Telit cellular wireless module distributor for many years, we have helped design-in many of the UK's best wireless connectivity projects.

Siretta modems and antenna range
In addition, we have added the all new Siretta range of wireless products:
* Telit based GPRS / 3G / 4G smart modems
* Wide range of antennas - probably the widest range available.
* GPRS / 3G/4G signal testers

  • UL865-EUD
    UMTS / HSPA (Data Only)
  • Tango 16
    Weatherproof Combined GSM, 3G, ISM & GPS bolt through antenna
    Tango 16
  • Tango 18
    Tango 18
  • GL865-DUAL V3
    Embedded GSM/GPRS Dual Band Wireless Module
    GL865-DUAL V3
    Low Cost GPRS Modem With RS232 Serial Port Interface

AV Equipment

Our AV Equipment range of products are divided into two categories. Video Test Equipment and Fibre Optic extenders, switches and matrix routers.

Our Video test equipment consists of video generation, DVI, HDMI, Displayport and MHL testing and troubleshooting. Our HDCP and MHL test equipment is approved by the appropriate bodies for a complete analysis of your equipment for approval. Our video test equipment are suitable for a large range of customer base from installers, to designers to semiconductor manufacturers.

  • OMM2000
    DVI, HDMI and HD-SDI Modular Matrix Router
  • 980
    Protocol Analyser HDMI
  • 802BT/R
    Video Test Generator
  • 780C
    4K Video tester for HDMI, HDBaseT and 3G-SDI
  • M5-1003
    Optical KVM Extension Module


Sequoia Sensors specialises in niche, high quality sensor products. We offer unrivalled range of Radiative, conductive and convective Heat Flux sensors, used for measuring heat energy. These include our low cost flat plate sensors for use in determining heat energy through surfaces, to Thermogage and Schmidt Boelter sensors for measurement of heat flux in fires to the fastest response time heat flux sensors in our HFM range.

Our Fibre Optic sensors are used in many industries, such as medical and power generators and are perfect for using in environments where EMC and magnetic interference is an issue, including factories, power stations and in aerospace industries.

  • SENS-15
    Temperature and Humidity Sensor with I²C Interface.
  • 1-Wire Temperature
    1-Wire Temperature sensor with RJ11/12 Interface
    1-Wire Temperature
  • FTI-10
    Single Channel Signal Conditioner
  • EM01b-FLD
    EM01b remote temp, humidity, bundled with flood detection feature
  • HFM-7 E-H
    700°C Heat Flux Microsensor plus RTS temp sensor
    HFM-7 E-H


Sequoia's Silicon division has been at the forefront of Video technology since its inception in 1987.

Over the intervening years, we have helped our customers to upgrade their designs from Analogue to Digital Video technologies and are the experts to come to in designing products involving DVI and HDMI technologies.

In addition we also have offerings in embedded storage designs and can offer a large selection of products in record and playback of digital speech and sound. This technology is used primarily for adding voice instructions to existing products in security and medical equipment.

  • SiI1392
    SDVO input HDMI transmitter for PC applications
  • AL9V576
    MPEG video encoder
  • ISD1700
    30-240 second ChipCorder with multi message facility
  • CP1364A
    SiI1364A starter kit


To complement our wireless modules and terminal range of products we feature Siretta Antennas, the widest range of antennas generally available.

The Siretta antenna range covers all mounting types - embedded, thru hole, magnetic and all connector types. Most of the antennas we feature have cable length options generally held in stock.
    Call for latest availability on +44 (0)118 976 9000
  • Mike 2A
    GSM/GPRS & 3G Mag Mount 1/2 Wave Whip Antenna
    Mike 2A
  • Tango 18
    Tango 18
  • Tango 16
    Weatherproof Combined GSM, 3G, ISM & GPS bolt through antenna
    Tango 16