T9AS1D12-18 Relay Switch – High Power Control – Compact PCB Mount Package

T9AS1D12-18 Overview

The T9AS1D12-18 is a compact, high-performance solid-state relay designed for industrial control applications. It delivers reliable switching of AC loads with zero-cross detection, ensuring minimal electrical noise and increased operational efficiency. With a rated input voltage suitable for standard control circuits and a robust output capable of handling up to 12A continuous current, this product provides engineers and sourcing specialists a dependable solution for automation systems. Its built-in optical isolation offers enhanced safety between input and output circuits, making it ideal for integration in harsh industrial environments. For further details, please visit IC Manufacturer.

T9AS1D12-18 Technical Specifications

T9AS1D12-18 Key Features

• Zero-cross switching: Ensures the relay switches the AC load at the zero-cross point of the waveform, reducing electrical noise and extending the lifespan of connected equipment.
• High isolation voltage: Provides 4000 VAC optical isolation between input and output, protecting sensitive control circuits from high voltage spikes and interference.
• Wide input voltage range: Compatible with control voltages from 4 to 32 VDC, enabling flexible integration with various industrial PLCs and control systems.
• Robust load handling: Rated for continuous currents up to 12A at voltages up to 480 VAC, suitable for a broad range of medium-power AC loads.

T9AS1D12-18 Advantages vs Typical Alternatives

This device offers superior noise reduction through zero-cross switching compared to typical solid-state relays without this feature. Its high isolation voltage enhances system reliability and operator safety. The wide input voltage range improves compatibility with different control systems, while the compact panel-mount design simplifies installation in constrained spaces. These combined benefits make it a preferable choice for industrial automation applications requiring dependable AC load switching.

Typical Applications

• Industrial automation systems requiring silent, reliable switching of resistive or inductive AC loads such as heaters, motors, and solenoids, ensuring minimal electromagnetic interference and long-term durability.
• Control panels for HVAC equipment where precise load switching and electrical isolation are critical for system stability and safety.
• Machine tools and manufacturing equipment that demand consistent performance with reduced electrical noise to maintain production quality.
• Lighting control circuits in commercial and industrial buildings, providing flicker-free switching and enhanced operational lifespan of lighting elements.

T9AS1D12-18 Brand Info

The T9AS1D12-18 is part of a renowned series of solid-state relays manufactured by a leading semiconductor company specializing in reliable industrial components. This product line is recognized for its strict quality control, rigorous testing, and compliance with international safety standards. Designed to meet the demanding needs of modern industrial environments, these relays deliver consistent performance, ease of integration, and longevity, supporting engineers and procurement teams in achieving efficient, cost-effective automation solutions.

FAQ

What type of loads can the T9AS1D12-18 switch?

This solid-state relay is designed to switch AC loads up to 480 VAC and 12A continuous current. It is suitable for resistive and inductive loads such as heaters, motors, solenoids, and lighting systems commonly found in industrial applications.

How does zero-cross switching benefit