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SOMMER is a true partner to specialist retailers. In addition to the supply of high-quality products at competitive prices, SOMMER supports its customers with a wide range of services.

In our download area you will find information such as assembly and operating instructions, brochures, catalogues, data sheets, checklists, certificates, declarations of conformity and much more.
Find the right spare part.
Spare parts
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Door certifications from SOMMER. That fits!
How is a two-wire photocell connected to a SOMMER control?
Connection diagrams for 2-wire photocell