Gentex 8103P Smoke Detector

The Gentex 8103P is a commercial smoke detector featuring photoelectric smoke sensing, a built-in piezo horn, and 120VAC operation. Designed for commercial, institutional, industrial, and residential applications, it provides dependable smoke detection with integrated local audible notification in a single device.

The detector incorporates Form A and Form C dry relay contacts, a patented three-position test switch, quick-disconnect wiring harness, and Easy Wash® maintenance capability for simplified installation and servicing. This product is intended exclusively for commercial fire alarm installations. The 8103P has been discontinued by the manufacturer.

Product Functions

• Detects airborne smoke
• Activates built-in piezo horn during alarm
• Reports alarm conditions through relay contacts
• Provides local audible notification
• Supports remote annunciation
• Performs functional testing using the built-in test switch
• Simplifies routine inspection and maintenance

Electrical & System Information

The Gentex 8103P operates from 120 VAC, 60 Hz and utilizes a photoelectric smoke sensing chamber with an integrated solid-state piezo horn. The detector includes Form A and Form C dry relay contacts for initiating fire alarm systems, remote annunciation, or auxiliary control functions.

Its quick-disconnect wiring harness and universal mounting bracket simplify installation, servicing, and future replacement while minimizing maintenance time.

Features

• Commercial smoke detector
• Built-in piezo horn
• Photoelectric smoke sensing
• 120 VAC operation
• Form A alarm relay
• Form C auxiliary relay
• Patented three-position test switch
• Quick-disconnect wiring harness
• Pulsing LED status indicator
• Fully insect-screened sensing chamber
• Easy Wash® maintenance program
• Dust cover included

Mounting & Design

The 8103P installs on a standard electrical junction box using the supplied mounting bracket. The plug-in wiring harness allows the detector to be removed for inspection, testing, cleaning, or replacement without disturbing field wiring.

Its compact, low-profile housing includes a solid-state LED condition indicator and protective high-air-velocity gasket for dependable operation in demanding commercial environments.

Protection & Applications

Suitable for:

• Office Buildings
• Schools
• Hospitals
• Hotels
• Industrial Facilities
• Warehouses
• Manufacturing Plants
• Institutional Buildings
• Commercial Properties

Compatibility

Compatible with:

• Conventional Fire Alarm Systems
• 120 VAC Initiating Circuits
• Form A Initiating Circuits
• Form C Auxiliary Control Circuits
• Standard Electrical Junction Boxes
• Compatible Remote Annunciation Equipment

Always verify compatibility with the fire alarm control panel, initiating circuit, wiring configuration, and project requirements before installation.

Technical Specifications

Manufacturer: Gentex

Model: 8103P

Product Type: Commercial Smoke Detector with Built-In Piezo Horn

Detection Method: Photoelectric Smoke Sensing

Primary Power: 120 VAC, 60 Hz

Operating Voltage: 110–130 VAC

Typical Operating Current: 70 mA

Alarm Sound Output: 90 dBA Piezo Horn

Horn Pattern: Temporal Code 3

Smoke Sensitivity: Nominal 2.5% Obscuration

Relay Outputs: Form A Alarm Relay and Form C Auxiliary Relay

Status Indicator: Solid-State LED

Operating Temperature: 40°F to 100°F (4°C to 38°C)

Operating Humidity: 10%–93% RH Non-Condensing

Mounting: Standard Electrical Junction Box

Application: Indoor Commercial Fire Alarm Systems

Product Status: Discontinued

Listings: ANSI/UL 268, CSFM, MEA, and MSFM (application dependent).

Applications

The Gentex 8103P is designed for commercial fire alarm systems requiring dependable smoke detection with integrated local audible notification. Typical applications include office buildings, schools, hospitals, hotels, warehouses, manufacturing facilities, institutional buildings, and other commercial occupancies where conventional smoke detection with local alarm signaling is required.

8103P Datasheet