Below you will find brief information for FireProtect 2 (Heat), FireProtect 2 RB (Heat), FireProtect 2 SB (Heat). These are wireless fire detectors with a heat sensor and a built-in siren for alarms and event notifications. They can operate within the Ajax system or independently. The detectors feature interconnected alarm functionality, which activates all fire detectors' sirens within 20 seconds. They also have a manual test mode and can be remotely controlled via the Ajax app. There are two versions available: with replaceable batteries (up to 7 years) and with sealed batteries (10 years).