Optex FLX‑S‑ST

Indoor PIR motion detector with high‑precision detection

The Optex FLX‑S‑ST is a versatile indoor PIR motion sensor designed for accurate and stable detection in residential and commercial environments.
With FlipX optical technology and advanced SMDA analysis, the detector minimizes false alarms and ensures reliable performance in homes, offices, retail spaces, and storage areas.

Key advantages

• SMDA technology — intelligent noise filtering

• FlipX universal optical system

• Detection range up to 12 m

• Adjustable detection angle and sensitivity

• Tamper protection

• Compatible with most security systems

• Fast installation and setup

Functionality

• Accurate indoor motion detection

• Automatic adaptation to temperature and light changes

• Adjustable sensitivity

• Selectable near/far detection zones

• Protection against unauthorized access

• Suitable for residential and commercial use

Technical specifications

Optics & detection

• Sensor type: PIR

• Detection range: up to 12 m

• Viewing angle: up to 85°

• Analysis technology: SMDA

• Sensitivity adjustment: yes

Installation & power

• Mounting: wall / corner

• Mounting height: 2.0–3.0 m

• Power supply: 9–16 V DC

Housing

• Indoor design

• Tamper switch

• Operating temperature: –10°C to +50°C