AH-0621 (UL Listed)

Characteristics

• UL Listed. 
• The standard detector is 2-wire or 3-wire with base.
• For 4-wire type just add one relay output module on 3-wire base. Simple and easy module placement enables wider application.
• Twin-color LED display enables viewer to easily identify the current status of detector.
• Contacts material is highly acid-resistant and rust-resistant.
• Detector is made of high endurance, solid and colorfast Fire-proof plastic.
• Non-loosening screws on base terminal for easy installation.
• Detector has passed strict EMC test, which greatly eliminates false alarms caused by interference from nearby sources.

Approval