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Smart Surge Protection & Surge Counter

Intelligent Monitoring for Surge Protection Systems

Traditional Surge Protective Devices provide effective protection against transient overvoltages, but they typically operate without visibility of surge events or protection status. For critical electrical systems, monitoring the condition of surge protection helps improve maintenance efficiency and system reliability.

Watchful Eye Smart Surge Protection solutions combine reliable surge protection with intelligent monitoring functions, enabling users to monitor SPD status, record surge events, and manage protection systems more effectively.

RS485/Modbus Communication & Remote Monitoring

With built-in RS485/Modbus communication, Watchful Eye Smart Surge Protection solutions can integrate with industrial monitoring systems such as PLC, SCADA, BMS, and other automation platforms.

Users can remotely monitor protection status, access surge event information, and improve maintenance response through centralized system management.

Surge Counter for Preventive Maintenance

The integrated Surge Counter records surge events and provides valuable information about the electrical environment. By tracking surge activity, maintenance teams can better evaluate system conditions, optimize inspection schedules, and reduce the risk of unexpected equipment failure.

Applications

Smart Surge Protection and Surge Counter solutions are widely used in:

Battery Energy Storage Systems (BESS)
Solar and renewable energy systems
Industrial automation
Power distribution systems
Communication infrastructure
Critical electrical installations

By combining advanced surge protection with intelligent monitoring, Watchful Eye Solutions helps customers move from passive protection to proactive system reliability management.

Protect the System. Monitor the Protection.


RS485 Series Application







Product List

Smart Detector
WTH-CS/RS485

UL Listed Surge Counter
18mm Space-Saving DIN-Rail Design
RS485/Modbus Communication
Surge Event Recording
SPD Status Monitoring
LCD Digital Display

WTH-CS/RS485

Smart Detector
WTH-CS/RS485/AC-R

100-240VAC Wide Voltage Input
5VDC Auxiliary Power Interface
RS485/Modbus Communication
Surge Event Recording
SPD Status Monitoring
LCD Digital Display
Integrated Grounding Terminal

WTH-CS/RS485/AC-R

Smart Detector
WTH-CS/F-E220

100-240VAC Wide Voltage Input
RS485/Modbus Communication
Surge Event Recording
SPD Status Monitoring
Temperature Monitoring
LED Digital Display

WTH-CS/F-E220

Smart Detector
WTH-CS/F-D

Embedded Panel-Mount Monitoring Controller
Up to 16 RS485/Modbus Device Monitoring
0–5V & 4–20mA Signal Inputs
Four-Channel 4–20mA Outputs
NO/NC Fault Alarm Relay Output
PC/Server-Free Smart Monitoring

Datasheet


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