Sonim Technologies

Sonim Technologies is a leading U.S. provider of ultra rugged mobility solutions designed specifically for task workers who are physically involved in their work environments, often in mission-critical roles. The Sonim solution includes ultra rugged cell phones, a range of industrial accessories, and data and workflow applications that are collectively designed to increase worker productivity, communication and safety in the workplace.

The Sonim XP8 is one of the best-selling devices of 2019 and 2020. The Sonim XP8 has ATEX zone 2/22, dual SIM and has been included in the Android Enterprise Recommended program by Google.

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International partnership

Sonim Technologies & Capestone, leading distributor of rugged and explosion proof value-added devices and services in the Netherlands and Germany, will expand distribution of Sonim’s ultra rugged mobility solutions throughout Europe. Our extensive portfolio combined with our extensive products, market knowledge and direct communication lines will enable our resellers to be informed and add value to our customers.

Sonim’s products range from ultra rugged Android mobile devices and software to industrial-grade accessories built specifically for businesses in sectors such as transportation and logistics, construction, as well as for those in mission-critical public safety and military roles.

Sonim Technologies en Capestone



Sonim professional and powerful power tools do well on the construction site. They are resistant to crushing, puncturing, dust, scratches and impacts (including withstanding a 2-meter drop onto concrete) and with a life span of more than 3 years, they offer a low total cost of ownership (TCO). Professional Push-to-Talk (depending on network vendor) and man-down monitoring keep work teams coordinated and safe.

Transportation and Logistics.

Chain suppliers, transportation services, field plants, maintenance and cab companies have fleets and drivers that need specialized communications solutions. Ports, airports and rail carriers around the world rely on Sonim to coordinate containers, maintenance personnel and cargo planes. With accessories specifically for in-vehicle use, control via GPS, Push-to-Talk and lone worker safety solutions, Sonim is at home in all markets.

Security and facility management

For private security, commercial cleaning services, facility maintenance and hospitality, Sonim phones help lower operating costs, improve response time and keep staff safe and accountable. With Push-to-Talk, proof of activity, indoor/outdoor location monitoring and lone worker protection, one Sonim device can replace many others. Battery capacity for heavy use, plus ultra rugged reliability of 3+ years of use, ensure flawless operation and satisfied customers.


Personnel from water, electricity, gas and telecom companies work underground with cables and pipes, climbing towers, descending into manholes and spending time on the road. Out of range means out of action. Sonim phones withstand all weather, mud, water and drops for years, locate the technician on the road or on site and make direct contact and coordinate workers with Push-to-Talk.

Get in touch with our engineers

Direct contact

Capestone bv
Haagse schouwweg 6
2332KG Leiden
The Netherlands

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