SSR-25DA SSR-40DA SSR-40AA SSR-40DD SSR 10A 25A 40A 60A 80A 100A DD DA AA Solid State Relay Module for PID Temperature Control (SSR-80A DD)

The SSR-40 DA Solid State Relay Module is a reliable and versatile switching solution designed for PID temperature control applications. Available in multiple configurations — including DD (DC to DC), DA (DC to AC), and AA (AC to AC) — this relay module accommodates a wide range of load requirements from 10A up to 100A, making it suitable for both light-duty and demanding industrial setups. The SSR-40 DA model accepts an input signal of 3–32VDC and controls an output load of 24–380VAC, providing seamless integration with microcontrollers and PLC systems. Built with aluminum contact material for efficient heat dissipation and long service life, this module features a chassis-mount design with a compact footprint of approximately 1.77 x 2.36 x 0.906 inches. The normally closed contact type ensures a safe default off-state operation. UL listed for trusted performance in industrial and commercial environments, this solid state relay module is a dependable choice for automation, heating control, and other switching applications.

• MULTIPLE VARIANTS AVAILABLE: Choose from SSR-40DA, SSR-40AA, SSR-40DD, and more, with load ratings ranging from 10A to 100A to suit a wide variety of PID temperature control applications.
• DC TO AC (DA) CONTROL: The SSR-40DA accepts a 3–32VDC input signal and switches AC loads from 24–380VAC, making it ideal for controlling heaters, motors, and other AC-powered devices.
• VERSATILE OUTPUT TYPES: Available in DC-to-AC (DA), AC-to-AC (AA), and DC-to-DC (DD) configurations, offering flexible integration into diverse industrial and commercial control systems.
• UL LISTED FOR RELIABILITY: Meets UL specifications, ensuring trusted and safe performance in demanding industrial, commercial, and automation environments.
• COMPACT DIMENSIONS: The SSR-40DA module measures approximately 1.77 x 2.36 x 0.906 inches, featuring a chassis-mount design with mounting slots for easy and secure panel installation.