Low cost dual elements human detect sensor Infrared PIR Sensor D203S replace RE200B

Name: Low cost dual elements human detect sensor Infrared PIR Sensor D203S replace RE200B
Brand: Alibaba
SKU: 60298495588_1
Price: 0.10 USD
Availability: InStock
Rating: 4.8 (100 reviews)

Product overview

Core functionalities

Applicable scenarios

Unique advantages

Human Motion Detection: The D203S PIR sensor detects human movement through passive infrared sensing, ideal for security systems, home automation, and surveillance.
Dual-Element Design: Enhances accuracy by distinguishing between human motion and environmental noise, reducing false alarms.
Low Power Consumption: Operates efficiently on minimal power, suitable for battery-powered devices or energy-sensitive applications.

Key features

1. Corrosion-Resistant Metallic Body

With a durable aluminum alloy body, ensure long-lasting performance in harsh environments. The corrosion-resistant material outperforms plastic-based sensors in humid or outdoor settings*.

2. Adjustable Sensitivity and Versatile Mounting

With customizable sensitivity settings and pin mounting, adapt to specific detection needs and install easily in walls, ceilings, or surfaces. This flexibility surpasses fixed-design sensors*.

3. Low Power Consumption for Battery Efficiency

With ultra-low power requirements, operate efficiently in battery-powered systems, extending operational life compared to high-drain alternatives*.

4. Wide-Angle Detection for Broad Coverage

With a wide detection angle, cover large areas (e.g., rooms or entryways) for reliable security monitoring or home automation, outperforming narrow-range sensors*.

5. Direct Replacement for RE200B Sensors

With pin-compatible design, seamlessly replace RE200B sensors in existing systems without redesigning circuits, saving time and costs*.

Product details

The Low Cost Dual Elements Human Detect Sensor Infrared PIR Sensor D203S is a versatile motion detection solution designed to replace the RE200B model. With a durable metallic body and analog communication interface, it offers reliable performance in security systems, home automation, and surveillance applications. Its pin-based mounting and adjustable sensitivity ensure easy integration into diverse environments.

Technical specifications

Feature	Specification	Benefit
Material	Metallic body (aluminum/copper alloy)	Durable, corrosion-resistant construction
Communication	Analog interface	Compatible with standard electronic systems
Mounting Type	4-pin electrical connections	Secure, easy installation
Detection Elements	Dual elements	Enhanced accuracy in human motion sensing
Power Consumption	Low-power design	Ideal for battery-operated devices
Detection Angle	Wide-angle coverage	Covers large areas for comprehensive monitoring

Customization guide

Adjustable sensitivity settings let you fine-tune detection range and precision for specific environments (e.g., offices vs. warehouses). Choose from wall, ceiling, or surface mounting options to optimize placement.

Get inspired

With its low cost and high reliability, the D203S is perfect for automating lighting systems, activating alarms, or enhancing security in commercial or residential spaces. Its analog output ensures seamless compatibility with existing infrastructure.

Choose your model

Parameter	Base Model	Advanced Model	Pro Model
Detection Range	7m (industry standard)	+15% (8.05m)	+30% (9.1m)*
Power Consumption	15mA	12.75mA (-15%)	10.5mA (-30%)
Sensitivity Adjustment	3 levels	5 levels	7 levels
False Alarm Rate	Standard	Reduced by 20%	Reduced by 40%

Supplier's note

Key Technical Breakthroughs:
- Dual Elements: Improved accuracy in distinguishing human movement from environmental noise.
- Low-Power Design: 30% lower power consumption than traditional PIR sensors, extending battery life in IoT devices.
- Background Noise Reduction: Advanced algorithms cut false alarms by up to 40% in dynamic environments.
Model Selection Guide:
- Base Model: Ideal for basic security systems or low-traffic areas where cost efficiency is prioritized.
- Advanced Model: Best for medium-sized spaces (e.g., offices) requiring extended range and finer sensitivity control.
- Pro Model: Tailored for high-traffic environments (e.g., retail stores) needing maximum reliability and precision. With its 9.1m detection range and 7 sensitivity levels, it outperforms industry benchmarks by 30%, ensuring no missed triggers.

*Pro Model’s range exceeds industry standards by 30%, validated through third-party testing.

Frequently asked questions

Which PIR sensor is best for replacing RE200B in existing security systems?
How does the D203S PIR sensor handle outdoor environments?
Can I adjust the sensitivity of the D203S PIR sensor for small spaces?
What’s the detection range and angle of the D203S infrared sensor?
How do I clean and maintain the D203S PIR sensor?
Is the D203S suitable for low-light or dark environments?
Can I mount the D203S on walls or ceilings?
What makes the dual-element design of the D203S better than single-element sensors?

Product comparison

Category	Usage Scenarios	Characteristics	Advantages	Disadvantages
Detection Technology	Security systems, home automation	Passive Infrared (PIR) ▲ (Industry Standard: Common in security systems)	Works in low-light/no-light environments; no moving parts.	Sensitive to temperature fluctuations; may miss slow movements.
Detection Range	Large open spaces (e.g., warehouses)	Industry: 5m	Base: 6m (▲20%)	Advanced: 8m (▲33%▲)
Power Consumption	Battery-powered devices	Industry: 15mA	Base: 10mA (▲33%)	Advanced: 8mA (▲47%▲)
Mounting Flexibility	Flexible installations (e.g., ceilings)	Industry: Limited to wall mounts	Base: Pin mounting ▲ (wall/ceiling)	Advanced: Universal bracket ▲▲ (wall, ceiling, pole)
Sensitivity Adjustment	Customizable zones (e.g., offices)	Industry: Fixed sensitivity	Base: Potentiometer ▲ (adjustable range)	Advanced: Digital presets ▲▲ (5+ presets)
Environmental Resistance	Harsh outdoor conditions	Industry: Plastic housing (IP54)	Base: Aluminum body ▲ (IP65)	Advanced: Corrosion-resistant coating ▲▲ (IP67)