Component
Photoelectric sensor
An optical smoke sensor: a silicon photodiode and a plastic chamber. The usual sensor in modern alarms.
Criticality
High
Unit cost
$3
Quality
70 / 100
US completeness
50.0
Made in US
20,000,000 units
Current demand
40,000,000 units
US exports
1,600,000 units
Opportunity score
55.0
Domestic vs international supply
Planned US investment, next 5 years
$150M
Expected extra output: 5,000,000 units per year