Bosch D133 Relay Module, 2A 12VDC

Ensure reliable device control across your security and monitoring installations with the Bosch D133 relay module. This single-relay module is purpose-built for intrusion, access control and surveillance systems, delivering dependable Form C dry-contact switching so alarms, door releases and auxiliary devices act exactly when you need them. Rated for 2 A switching at 12 VDC, the D133 handles common low-voltage control loads while keeping power consumption minimal.

Engineered by Bosch for professional security integrators, the D133 offers a compact, installer-friendly footprint that simplifies mounting and wiring during retrofits or new builds. Its versatile NO/NC contact configuration supports a wide range of applications—from CCTV trigger outputs and alarm reporting to door interlocks and zone monitoring. Certified for use in major jurisdictions (CSFM, NYC-MEA), the module meets industry expectations for quality and code compliance.

Choose the Bosch D133 relay module to add a robust, easy-to-install switching solution to your security ecosystem. Ideal for integrators and facilities managers looking to improve monitoring reliability—order the D133 for your next intrusion or surveillance project.

• Reliable dry-contact switching: Provides a Form C relay for dependable control of alarms, locks and external devices to reduce nuisance trips and ensure consistent system response.
• Designed for security integration: 2 A switching at 12 VDC fits common intrusion panels, access control and CCTV systems for seamless integration.
• Compact, installer-friendly design: Small footprint and simple mounting make retrofits and new installations faster, saving labor time on-site.
• Industry-grade quality: Bosch engineering and environmental certifications (CSFM, NYC-MEA) deliver long-term reliability in commercial security deployments.
• Versatile control options: Supports normally open and normally closed wiring for flexible use in monitoring, signaling and automation circuits.