Innovative compact module expands safety relay outputs
PRODUCT FEATURES
- Safety extension relays add output contacts to emergency stop relay modules, safety gate monitors and safety controllers.
RELATED PRODUCTS
PRODUCT INFORMATION
MANUFACTURED BY AutomationDirect
PUBLISH DATE
January 26, 2026
RELEASE DATE
December 17, 2025
CATEGORY
Machine Safety
AutomationDirect has added Dold RK 6929 safety relay extension modules from the Safemaster series. The modules expand safety relay outputs and provide galvanic isolation between control and power circuits. They support safety requirements up to Cat. 4/PL e or SIL 3 for machine building and firing systems applications. The modules include forcibly guided contacts (IEC 61810-2), Interface Type C Class:1 compatibility with semiconductor safety outputs and a 17.5 mm wide housing.
AutomationDirect
Edited by Puja Mitra, WTWH Media, for Control Engineering


