Our DC combiner boxes offer users the possibility to integrate short-circuit and overvoltage protection, as well string monitoring solutions (I,V, T and SPD and switch isolator status), for PV systems using central inverters with PV panels in trackers and fix tilt systems.
Weidmüller offers a track record of DC combiner boxes higher than 150.000 units sold in all climate regions of the planet for more than 10 years. The experience and expertise in the DC engineering is used to provide high-end solutions covering the CAPEX and OPEX needs of the customer. Models equipped with string monitoring provide additional performance with voltage, current and temperature measurement as well as SPD health and DC switch status. This helps to improve PR of plants and optimizes the ROI.
Tailor-made solutions with only 4 weeks of delivery time
We increase the warranty period due to the high quality of our combiner boxes
Easy supply for O&M companies
Products designed to reduce installation time and cost as well as future maintenance
Global production locations (Malaysia, Spain and Brazil) allow cost- and time-optimized production and supply
Our laboratory is accredited according to international standards. It operates independently and is recognized by institutions, registration services, and other institutions and authorities. As a member of the CTDP program, Weidmüller is regularly audited by UL, especially about test methods, quality management and documentation.
PV DC combiner boxes are tested according to IEC-61439-2 and are constructed on the basis of the test results as well as assembled for the specific application. This ensures that each of the requirements of the target application is met in full.