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Sensors

Door and Window Sensors for Complete Entry Monitoring

Sensors are the eyes and ears of your security system. Without them, cameras have nothing to trigger and alarms have nothing to detect. SADOS installs commercial-grade sensors wired into your centralized platform.
Serving DC, MD, VA & Nationwide Since 2012
24/7 Coverage

Your systems never sleep

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Certified & Vetted

Remote and on-site teams

Full Awareness

Every entry, interior zone, and environmental risk covered.

Coordinated Response

Triggers activate alarms, notifications, and camera recording together.

Reliable

Commercial wired sensors. No battery deaths or dropped signals.

How It Works

How Smart Sensor Systems Work

We install commercial-grade door window sensors including motion detectors, door and window contacts, glass break detectors, and environmental monitors for temperature, humidity, and water. Every sensor feeds into your centralized security platform so triggers automatically activate alarms, push notifications, and camera recording in the affected area for coordinated response.
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Comparison

Wired vs. Consumer Wireless

Consumer wireless door window sensors die without warning, drop signals in interference, and cause false alarms that erode trust in the system. Commercial wired sensors provide reliable detection with supervised monitoring that reports device failures immediately to your alarm panel instead of failing silently when you need them most during an actual event.
Process

Getting Started with Sensor Installation

Site assessment maps every area needing door window sensors coverage based on your building layout, entry points, and operational risk priorities. Sensor types are selected during system design for each specific location. Installation by our low-voltage team includes full wiring, alarm panel integration, and testing of every device before project handoff.
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Sensor Types

What SADOS Sensors Include

Motion Detectors

Door and window sensors detect entry point breaches instantly. Each sensor reports its specific location to the alarm panel so responding personnel know exactly which door or window triggered the alert rather than searching the entire facility.

Door and Window Contacts

Motion detectors with pet immunity and adjustable sensitivity for interior coverage zones. Detection range and angle are configured to match room size and layout so walk paths trigger alerts while HVAC airflow and small animals do not generate false alarms.

Glass Break Sensors

Glass break detectors identify the specific acoustic signature of breaking glass and trigger immediately. Dual-technology sensors require both acoustic and vibration confirmation to eliminate false alarms from dropped objects or nearby construction noise.

Environmental Monitors

Temperature, humidity, and water leak sensors protecting server rooms, storage areas, and critical infrastructure. Environmental alerts catch conditions that damage equipment before failures occur and operations are disrupted.

Centralized Integration

Every sensor feeds your centralized alarm panel or security platform. Triggers activate alarms, notifications, and camera recording in the affected area. Connected to your access control system for coordinated response.

Centralized Platform Integration

Every sensor feeds your alarm panel or security platform through centralized integration. Triggers activate alarms, notifications, and camera recording in the affected area for coordinated response across your entire security system.

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Common Questions

FAQ

Sensor types and quantities are selected during the site assessment based on your facility layout, security priorities, and compliance requirements. Entry point door window sensors cover every exterior door and ground-level window. Interior motion detectors cover hallways and sensitive areas. Additional sensors including glass break detectors and environmental monitors are added based on risk assessment and the specific threats your facility faces.
Wired door window sensors are largely maintenance-free after professional installation, with annual testing recommended to verify proper operation. Wireless sensors require battery replacement every three to five years depending on the sensor type and how frequently it activates. Our team can include sensor testing in your regular maintenance schedule to ensure every device in your security system performs reliably year after year.
Usually yes, provided your alarm panel has available zones and supports the sensor types you want to add. Compatible panels integrate with our access control and camera systems for coordinated event response when door window sensors trigger. Incompatible or end-of-life panels are identified during the assessment with upgrade recommendations and honest cost comparisons for your review.
PIR sensors detect heat signatures from body movement and work well in most indoor environments. Dual-technology sensors combine PIR with microwave detection and require both technologies to trigger simultaneously before activating an alarm. This dual-tech approach dramatically reduces false alarms from HVAC airflow, animals, or temperature fluctuations while maintaining reliable detection of actual intrusion events in your facility.
Supervised door window sensors send regular check-in signals to your alarm panel so the system knows every sensor is functioning and connected. If a sensor goes offline due to tampering, damage, or battery failure, the panel reports the loss immediately. Consumer-grade wireless sensors do not send check-in signals, meaning they can fail silently without anyone knowing until an event occurs and the sensor fails to detect it.
Yes. Outdoor-rated motion detectors and weatherproof door window sensors are available for loading docks, parking areas, building perimeters, and other exterior locations. Weather-resistant enclosures protect electronics from rain, dust, temperature extremes, and direct sunlight. Outdoor sensor placement is determined during the site assessment to provide perimeter detection while accounting for environmental conditions that can cause false alarms.
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