Description
Product Description
The 6-Channel Solid State Relay (SSR) Module is a professional-grade, high-density switching platform designed for sophisticated automation systems that require silent, reliable, and isolated control of multiple AC loads. This advanced module provides six completely independent, optically isolated channels, allowing you to control various AC-powered devices—such as lights, heaters, fans, and motors—from low-voltage DC signals with exceptional precision and zero audible noise. Engineered for maximum flexibility, it supports 5V, 12V, or 24V DC control logic and features jumper-selectable high/low-level triggering, ensuring seamless integration with any microcontroller, PLC, or industrial controller on the market.
Built with industry-grade components, each channel incorporates 2500V optical isolation and zero-crossing detection technology. This design completely separates your sensitive control electronics from the high-voltage AC side, while the zero-crossing function switches loads at the optimal point in the AC cycle to minimize electromagnetic interference (EMI) and inrush current, thereby dramatically extending the lifespan of both the SSR and connected equipment. The module’s compact, six-in-one design is ideal for central home automation hubs, commercial control panels, and industrial machinery where silent operation, high reliability, and multi-circuit management are paramount.
Key Features
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High-Density 6-Channel Design: Maximize control capability in a compact footprint, allowing management of six independent AC circuits from a single, unified module.
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Universal Control Voltage Compatibility: Jumper-selectable 5V, 12V, or 24V DC input makes it universally compatible with Arduino, Raspberry Pi (with adapter), PLCs, and 12V/24V industrial control systems.
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Selectable Trigger Logic: Each channel can be individually configured for High-Level or Low-Level trigger operation via onboard jumpers, providing perfect compatibility with both sourcing and sinking control logic.
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Advanced Optical Isolation: Each channel features 2500Vrms optocoupler isolation, providing complete electrical separation and protection for your low-voltage control circuitry from AC mains noise and transients.
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Zero-Crossing Switching: Integrated zero-crossing circuitry ensures the AC load is switched precisely as the voltage crosses zero volts, eliminating electrical noise, reducing stress on components, and preventing contact arcing.
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Silent, Maintenance-Free Operation: Solid-state design with no moving parts ensures absolutely silent switching, no contact wear, and a vastly longer operational lifespan compared to mechanical relays.
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Clear Channel Status Indicators: Six bright LEDs provide immediate visual confirmation of the switching state for each channel, essential for system monitoring and diagnostics.
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Robust & Secure Connections: High-current screw terminals for all AC load connections ensure safe, reliable, and vibration-resistant wiring, suitable for professional installations.
Main Parameters
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Number of Channels: 6 Independent Channels
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Control Voltage Range: 5V / 12V / 24V DC (Jumper Selectable)
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Trigger Mode: High-Level or Low-Level (Jumper Selectable per channel)
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Load Voltage Rating: 24 ~ 240V AC, 50/60Hz
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Maximum Load Current: 2A per channel
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Isolation Voltage: 2500V RMS (Input to Output)
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Switching Type: Zero-Crossing, Solid State
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On-state Resistance: < 30mΩ
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Dimensions: Approx. 140mm x 90mm x 28mm (L x W x H)
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