STI SS2071HV-EN Stopper Station Button with Universal Stopper Cover, Surface Mount, Turn-to-Reset, HVAC SHUT-DOWN Label, Red

Put HVAC shutdown control where security teams need it most. The Safety Technology Stopper Station SS2071HV-EN push button delivers a durable, tamper-resistant solution for immediate HVAC isolation during emergencies, lockdowns, or maintenance events. Designed for security and building automation, this surface-mount, turn-to-reset station features a raised HVAC SHUT-DOWN label and a Universal Stopper protective cover that prevents accidental trips—critical for uninterrupted surveillance and monitoring operations. The unit accepts interchangeable N.O. and N.C. gold-plated contact blocks (rated for AC and DC control circuits) and supports 120V AC, 230V AC or 30V DC inputs, allowing seamless integration with access control, fire and building management systems. Constructed from polycarbonate and stainless steel with UL/cUL listing and ADA compliance, the SS2071HV-EN is built for high-use commercial environments and outdoor exposure. Backed by a 1-year limited warranty and made in the USA, it’s a practical choice for security, facilities and HVAC teams. Add this Stopper Station to your lockdown and monitoring strategy to improve response and reduce accidental activations.

• Fast, reliable HVAC shut-down control: turn-to-reset action gives facilities teams a positive, tamper-resistant way to isolate HVAC systems during emergencies.
• Prevents accidental activation: Universal Stopper protective cover and curved shell reduce false trips for uninterrupted security and monitoring systems.
• Flexible integration: Interchangeable N.O./N.C. contact blocks and 120V/230V AC or 30V DC input options simplify wiring into building control, access control and surveillance systems.
• Durable, code-ready design: Polycarbonate and stainless steel construction with UL/cUL listing and ADA compliance for indoor/outdoor commercial installations.
• Service-friendly and modular: Holds up to three isolated contacts and allows field replacement of gold-plated contact blocks to minimize downtime and maintenance costs.