Features: 

• Photoelectric sensing technology
• Welcome OEM order
• Low-battery warning
• Battery case at the back of a detector for easy removal of a battery
• SMD circuit board design-satisfactory quality and reliability guaranteed
• Test button verifies battery and alarm operation
• Sounding a loud alarm signal of exceeding 85db in alarm mode
• Ten-year limited warranty

Specification:

Part No. Description
SD 218 Photoelectric analogue addressable smoke detectors (Tested by EN14604:2005 Version)
SD 218-I Smoke detector , interconnection function (Tested by EN14604:2005 Version)
SD 218-A-I Photoelectric analogue addressable smoke detectors , Interconnection Function , AC 110/230V
SD 218-A-B-I Photoelectric analogue addressable smoke detectors , Interconnection Function , AC 110/230V with battery backup
SD 218H Smoke and heat detector
SD 218H-I Smoke and heat detector , interconnection function
SD 218H-A-B-I Photoelectric smoke and heat detector , Interconnection Function, AC 110/230V with battery backup