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  • Acrel ADW300/NB Wifi Smart Circuit Breaker with Energy Monitoring Light Switch GPRS Electricity Energy Monitor
  • Acrel ADW300/NB Wifi Smart Circuit Breaker with Energy Monitoring Light Switch GPRS Electricity Energy Monitor
  • Acrel ADW300/NB Wifi Smart Circuit Breaker with Energy Monitoring Light Switch GPRS Electricity Energy Monitor
  • Acrel ADW300/NB Wifi Smart Circuit Breaker with Energy Monitoring Light Switch GPRS Electricity Energy Monitor
  • Acrel ADW300/NB Wifi Smart Circuit Breaker with Energy Monitoring Light Switch GPRS Electricity Energy Monitor
  • Acrel ADW300/NB Wifi Smart Circuit Breaker with Energy Monitoring Light Switch GPRS Electricity Energy Monitor
Acrel ADW300/NB Wifi Smart Circuit Breaker with Energy Monitoring Light Switch GPRS Electricity Energy Monitor
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Acrel ADW300/NB Wifi Smart Circuit Breaker with Energy Monitoring Light Switch GPRS Electricity Energy Monitor

  • >= 1 Acres
    $103.70

Customization:

Customized packaging（Min.Order: 5 pieces）
Graphic customization（Min.Order: 5 pieces）
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Acrel ADW300/NB Wifi Smart Circuit Breaker with Energy Monitoring Light Switch GPRS Electricity Energy Monitor

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Energy Monitoring & Control: Measures real-time electrical parameters (voltage, current, power, energy consumption in kWh) and provides circuit protection via smart circuit breaker functionality.
  • Wireless Connectivity: Supports WiFi, GPRS, and RS485 communication protocols for remote monitoring, data logging, and integration with smart grids or building management systems.
  • Dual Display: Features an analog/digital hybrid display with an LCD screen for clear visualization of energy usage and system status.

Key features

  • 1. Durable Industrial-Grade Construction

    • With a corrosion-resistant metal casing and reinforced plastic components, ensure durability in harsh industrial environments.

  • 2. Hybrid Display & Intuitive Controls

    • With an analog/digital hybrid display and tactile control buttons, access real-time energy data (e.g., kWh) and adjust settings effortlessly.

  • 3. Multi-Protocol Connectivity for Seamless Integration

    • With Wi-Fi, GPRS, and RS485 communication, achieve faster data transmission and remote monitoring compared to single-protocol meters*

  • 4. Versatile Industrial Application

    • Designed for DIN rail mounting and 45-65Hz frequency compatibility, enable continuous operation in commercial and industrial settings for real-time energy management.

  • 5. Compliance with Safety Standards

    • Complies with international safety and energy management standards*

Product details

Acrel ADW300/NB Wifi Smart Circuit Breaker with Energy Monitoring Light Switch GPRS Electricity Energy Monitor

The Acrel ADW300/NB Smart Circuit Breaker is an industrial-grade energy monitoring device designed for real-time electrical parameter tracking and remote management. Equipped with advanced wireless communication (WiFi/GPRS) and a dual analog/digital display, it ensures seamless integration into smart energy systems while providing precise measurements of voltage, current, power, and energy consumption (kWh). Its rugged 35mm DIN rail mounting and broad frequency compatibility (45-65Hz) make it ideal for diverse industrial and commercial applications.

Technical specifications

FeatureSpecificationBenefit
CommunicationWiFi, GPRS, RS485Flexible connectivity for remote monitoring
Display TypeAnalog + Digital, LCDClear real-time data visualization
Frequency Range45-65HzGlobal power standard compatibility
Installation35mm DIN railEasy integration into existing electrical systems
TypeWirelessEliminates wiring constraints for mobility

Customization guide

Adjustable communication protocols (WiFi/GPRS/RS485) to meet specific network infrastructure needs. For example, select GPRS for remote locations without WiFi or RS485 for high-noise industrial environments.

Get inspired

With the ADW300/NB, you can optimize energy efficiency in real time, reduce downtime through predictive maintenance, and integrate seamlessly into IoT ecosystems. Its robust design ensures reliability in harsh environments, making it a cornerstone for smart building and industrial automation projects.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Data Transmission100kbps+20% (120kbps)*+40% (140kbps)*
Measurement Accuracy±1%±0.5%±0.2%
Wireless Range50m (Line of Sight)+30% (65m)+60% (80m)
Storage Capacity1GB4GB8GB

Supplier's note

  1. Technical Breakthroughs:

    • Triple Industry-Standard Wireless Range (Pro Model): Enables reliable coverage in large facilities like factories or warehouses.
    • ±0.2% Accuracy (Pro Model): Ensures precise billing and energy audits, reducing financial discrepancies.
    • Global Frequency Compatibility (45-65Hz): Eliminates the need for region-specific models, simplifying global deployments.

  2. Optimal Version Selection:

    • Base Model: Ideal for small offices or retail spaces requiring basic energy monitoring.
    • Advanced Model: Suitable for medium-scale industries needing enhanced accuracy and storage for compliance reporting.
    • Pro Model: Designed for industrial plants or data centers demanding ultra-precise measurements and long-range wireless capabilities. With its 8GB storage, it supports continuous logging for predictive maintenance.

Frequently asked questions

  • Which WiFi-enabled smart circuit breaker suits industrial energy monitoring needs?

  • How to maintain the GPRS-enabled energy monitor for long-term use?

  • WiFi vs GPRS in smart meters: Which is better for remote areas?

  • Can the ADW300/NB monitor real-time energy consumption for factories?

  • Is the ADW300/NB compatible with existing building management systems?

  • Does the smart circuit breaker support custom energy thresholds or alerts?

  • Is the Acrel ADW300/NB certified for industrial safety standards?

  • How does the ADW300/NB help reduce energy costs in commercial buildings?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Wireless CommunicationRemote monitoring in industrial plants- Industry Standard: RS485 (Modbus RTU) (limited to local networks)
- Our Base: RS485 + GPRS (▲) for cellular connectivity
- Our Advanced: RS485 + GPRS + Wi-Fi (▲▲) for hybrid connectivity (supports simultaneous cellular/Wi-Fi access)		- Real-time data transmission, reduced downtime
- Scalable for IoT ecosystems		- Higher cost for advanced models
- Cellular/Wi-Fi signal dependency
Display TypeOn-site monitoring in control rooms- Industry Standard: Basic digital LCD (ISO 708-2)
- Our Base: Dual analog/digital LCD (▲) with 16x2 characters
- Our Advanced: Same + touchscreen (▲▲) (ISO 708-2 compliant)		- Enhanced readability, user-friendly interface
- Touchscreen for intuitive controls		- Touchscreen may require frequent calibration
Frequency RangeIndustrial facilities with fluctuating power- Industry Standard: 50-60Hz (IEC 61000-3-2)
- Our Base: 45-65Hz (▲) for broader compatibility
- Our Advanced: Same + adaptive filtering (▲▲) (IEC 61000-3-2 compliant)		- Operates in unstable grids, fewer errors
- Adaptive filtering reduces harmonic interference		- May require more power for advanced filtering
Installation MethodRetrofitting in existing electrical panels- Industry Standard: Wall-mounted (non-standard brackets)
- Our Base: 35mm DIN rail (▲) (IEC 60793 standard)
- Our Advanced: Same + vibration-resistant brackets (▲▲)		- Easy installation, space-saving
- Vibration resistance for harsh environments		- DIN rails may need prior setup
Connectivity ProtocolsIntegration with IoT ecosystems- Industry Standard: RS485 only
- Our Base: RS485 + GPRS (▲) for remote access
- Our Advanced: RS485 + GPRS + Wi-Fi (▲▲) for cloud integration (supports MQTT/HTTP protocols)		- Seamless IoT integration, scalable deployments
- Cloud connectivity for real-time analytics		- Requires stable internet for Wi-Fi
Energy Measurement AccuracyBilling and energy auditing- Industry Standard: ±1% (IEC 62053-21)
- Our Base: ±0.5% (▲) (IEC 62053-21 class 1)
- Our Advanced: ±0.2% (▲▲) (IEC 62053-21 class 0.5S)		- Higher billing accuracy, fewer disputes
- Meets utility-grade precision standards		- More expensive sensors in advanced models

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