Sherlotronics Relay Board

The Sherlotronics Relay Board is a compact and reliable interface module designed to isolate control circuits while switching higher-current electrical loads. It is widely used in electric fence systems, alarm installations, access control, gate automation, and industrial control applications. Featuring a high-quality relay with Normally Open (NO), Normally Closed (NC), and Common (COM) contacts, the relay board provides safe and efficient switching for sirens, strobe lights, electric locks, lighting, and other connected devices.

Product Features

High-Performance Relay Switching

Enables low-current control outputs to safely switch higher-current electrical loads.

AC/DC Input Compatibility

Supports both AC and DC input voltages, providing flexibility across a wide range of security and automation systems.

Normally Open and Normally Closed Contacts

Includes NO, NC, and Common relay terminals for versatile switching applications.

LED Status Indicator

Integrated LED provides a clear visual indication of relay activation for easier installation and troubleshooting.

Full Bridge Rectification

Built-in bridge rectifier allows operation with either AC or DC power without concern for input polarity.

Electrical Isolation

Protects sensitive control equipment by electrically isolating low-voltage control circuits from high-power loads.

Heavy Load Switching

Suitable for controlling sirens, strobe lights, electric locks, floodlights, alarm outputs, and other high-current devices.

Compact Design

Small form factor allows easy installation inside alarm panels, control boxes, and automation enclosures.

Durable Construction

Manufactured using high-quality electronic components for dependable long-term operation.

Wide Range of Applications

Ideal for electric fences, intruder alarms, access control systems, gate motors, home automation, industrial controls, and security installations.

Product Specifications

• Product Type: Relay Board
• Brand: Sherlotronics
• Input Voltage: 10–16V AC/DC
• Operating Voltage: 12V AC/DC
• Relay Contact Configuration: SPDT (NO, NC, COM)
• Switching Current (DC): 10A @ 30V DC
• Switching Current (AC): 7A @ 250V AC
• Power Input: Full Bridge Rectified AC/DC
• LED Indicator: Yes
• Operating Temperature: -3°C to 60°C
• Dimensions: 35 × 30 × 16 mm
• Housing: Open PCB Module
• Applications: Electric Fence Systems, Alarm Systems, Access Control, Gate Automation, Lighting Control, Sirens, Strobe Lights, Electric Locks, and Industrial Automation.