Gentex S Series Smoke Alarm
Gentex Corp.

Gentex S Series Smoke Alarm

4.5

Best professional grade safety solution for discerning homeowners.

This hardwired detector prioritizes reliability by pairing advanced photoelectric sensing with a battery backup, ensuring you’re covered even when the grid goes down. It’s a no-nonsense safety essential that trades fancy smart-home connectivity for consistent, bug-resistant performance and a piercing alarm that demands immediate attention.

$79.99

In stock

at

eBay

Detection Technology Photoelectric
Heat
Photoelectric
Connectivity Type Hardwired Interconnected
Hardwired Interconnected
Standalone
Interconnectivity Type Hardwired Interconnect
Hardwired Interconnect
None

Who it's for

  • Homeowners seeking professional-level fire protection and fewer false alarms
  • Families living in multi-story homes requiring synchronized alerts
  • Property managers looking for long-lasting safety equipment for rental units

Who should skip it

  • Renters or DIY novices who prefer simple battery-operated devices
  • Design-conscious homeowners prioritizing sleek or hidden safety hardware
  • Budget-focused shoppers looking for the most affordable entry-level protection

Performance breakdown

Detection Accuracy

Photoelectric sensor excels at identifying slow-burning, smoldering fire hazards.

Excellent

Reliability

Hardwired connection paired with battery backup ensures constant, uninterrupted protection.

Excellent

Alert Clarity

Temporal 3 signal provides a distinct, unmistakable warning during emergencies.

Excellent

Maintenance Ease

Simple push-button testing makes routine safety checks quick and effortless.

Excellent

System Integration

Hardwired interconnectivity allows seamless communication across your entire home system.

Excellent

Build Durability

Insect-screened design prevents internal contamination and extends the device's lifespan.

Excellent

Key Specs

Detection Technology

Photoelectric

Power Source

Hardwired with 9V battery backup

Connectivity Type

Hardwired Interconnected

Interconnectivity Type

Hardwired Interconnect

Alarm Sound Level

85 dBA

Alert Type

Siren / Beep

Alarm Type

Siren

Battery Type

9V

Dimensions

139.7 x 139.7 x 44.45 mm

Weight

526.17 grams

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Gentex S Series Smoke Alarm

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eBay
eBay
In stock
$79.99
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Diglo
Diglo
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$105.00
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