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Advanced fire detection for every building

Johnson Controls delivers a comprehensive suite of fire detection technologies through four trusted global brands — Simplex, Autocall, Zettler, and FireClass. Together, they provide intelligent detection, scalable architectures, and reliable performance for environments ranging from small commercial spaces to complex, mission critical facilities.

The Johnson Controls fire detection difference

Johnson Controls Fire Detection
A unified portfolio of recognized brands

Our fire detection ecosystem brings together four industry leading brands, each with products engineered to meet specific regional codes, performance needs, and installation requirements.

Johnson Controls Fire Detection
Early, accurate fire detection

From multi criteria smoke sensors to aspirating systems and flame detection, our technologies are designed to identify fire conditions quickly while minimizing nuisance alarms.

Johnson Controls Fire Detection
Global reach, local expertise

With decades of experience and a worldwide service network, we support you through design, installation, commissioning, and lifecycle maintenance.

Our fire detection brands

Simplex

Simplex

A global leader in innovative fire alarm and emergency communication systems for large, complex facilities.

  • Advanced networking and system integration
  • Powerful analytics and diagnostics
  • Ideal for campuses, hospitals, airports, and high rise buildings

Autocall

Autocall

Modern, addressable fire detection designed for healthcare facilities and commercial building environments.

  • Scalable, flexible system architecture
  • Intuitive operation and simplified maintenance
  • Ideal for offices, retail, and mixed use facilities

Zettler

Zettler

EN compliant fire detection solutions built for global markets, powered by MZX Technology.

  • Fast, accurate detection with robust performance
  • Designed for challenging environments and strict regulatory requirements
  • Ideal for industrial, transportation, and international commercial applications

FireClass

FireClass

A complete, EN approved fire detection system designed for installers and integrators.

  • Easy configuration and intuitive panel operation
  • Full range of detectors for small to mid size applications
  • Ideal for local contractors, small businesses, and regional deployments

Featured applications

Data Centers
High sensitivity detection and intelligent monitoring to protect uptime and critical digital infrastructure.
Commercial Buildings
Flexible, scalable systems that integrate with building automation systems and support modern life safety requirements.
Industrial & Manufacturing
Rugged detectors and flame/gas sensing technologies engineered for harsh, high risk environments.
Healthcare & Education
Reliable, code compliant detection that protects vulnerable populations and supports safe facility operations.

Explore our fire detection portfolio

Johnson Controls Fire Detection

Fire alarm control units

Intelligent, networkable fire alarm control units from Simplex, Autocall, Zettler, and FireClass provide centralized control, event management, and integration with suppression and security systems.

Johnson Controls Fire Detection

Smoke, heat & multi-criteria sensors

A comprehensive range of addressable and conventional sensors designed for fast, accurate detection with reduced unwanted alarms.

Johnson Controls Fire Detection

Aspirating Smoke Detection (ASD)

High sensitivity detectors ideal for mission critical environments such as data centers, clean rooms, and high value assets.

Johnson Controls Fire Detection

Notification appliances

Customizable and clear audible and visual notification devices that support emergency communication and evacuation.

Johnson Controls Fire Detection

Monitoring & connectivity

SafeLINC Cloud enabled monitoring, remote diagnostics, and integrated life safety management tools that enhance system performance and reduce downtime.

Networks and workstations

Networks and Workstations

A broad range of networking and workstation solutions enable a coordinated response and offer significant advantages in the event of a fire or other emergency.

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