Case Studies
DOLD Reliable even if deep-frozen User Article: Safe door control with SAFEMASTER STS
DOLD Reliable even if deep-frozen User Article: Safe door control with SAFEMASTER STS
June 23-24, 2026 | McCormick Place
The 2026 Humanoid Robot Forum is happening at Automate in Chicago!
Join industry leaders exploring the technologies, safety, and real-world potential shaping humanoid robotics.
Industrial Safety Controls Inc
ISC, Inc. specializes in all aspect of machine safety and safeguarding, sensing and select control related products. We also provide machine safeguarding evaluation services. Regardless of your industry you will find products that will address your most difficult applications.
Discover how Industrial Safety Controls Inc can support your automation journey with their complete range of solutions and expertise.
Visit Company WebsiteIndustrial Safety Controls Inc 
ISC, Inc. specializes in all aspect of machine safety and safeguarding, sensing and select control related products. We also provide machine safeguarding evaluation services. Regardless of your industry you will find products that will address your most difficult applications.
What is the DOLD Safemaster STS?
The SAFEMASTER STS modular interlocking system is type-tested in accordance with the legal requirements and is suitable as a stand-alone system for use in safety applications up to Cat. 4 / PL e in accordance with EN ISO 13849-1
DOLD Three-stage enabling switch 6909
When operating machines and devices there are operating modes and situations where the stay in hazardous areas is needed.
DOLD Safemaster STS Complete video
Electromechanical safety switch with and without solenoid interlock, key transfer and safety command device The SAFEMASTER STS product range includes electromechanical safety switches, solenoid interlocks (safety switches with guard locking), key transfer and safety command devices