1、Pluggable Base: This relay module control board have pluggable base, easy to replace, each relay can be maintained separately 2、Save Installation Space: The volume is smaller and the installation space is saved compared with the traditional relay, more convenient 3、Large Capacity And High Sensitivity: Come with large capacity and high sensitivity. 8 channel module number, contact form is two open and two closed 4、DIN Rail Mounting Method: Adopt DIN rail mounting method, rated current and voltage support 8A DC 30V, 8A AC , very flexible 5、For Industrial Equipment: PLC DC relay module is suitable for industrial equipment, PLC control cabinet, CNC lathe, etc. Item Type: Relay Module Control Board Product Material: ABS + stainless steel + brass Number of Modules: 8 Channel Contact Form: Two open and two closed Installation Method: DIN rail mounting Scope of Application: Suitable for industrial equipment, PLC control cabinets, CNC lathes 1 x Relay Module Control Board