2-pack SSR-40DA Solid State Relay
2-pack SSR-40DA Solid State Relay Key Features Package Contents: 2 solid state relays Model: SSR-40DA Control Method: DC to AC Input Voltage: 3-32V DC Load Voltage: 24-380V AC Load Current: 40A Switching Mechanism: Electronic, no mechanical parts Trigger Type: Zero-cross Connections: 4 screw terminals for input and output Replaces / Cross-Reference Part Numbers SSR-40DA Compatibility & Fitment General-purpose component for controlling high-current AC loads with a low-voltage DC signal. Suitable for automatic control systems, including temperature controllers, HVAC systems, and industrial machinery. When to Replace Relay fails to activate when input voltage is applied. Relay remains stuck in the "ON" position, even with no input voltage. Intermittent or unreliable switching of the AC load. Visible signs of damage, overheating, or melting on the relay housing. Installation Tips Disconnect all power to the sy