A relay is an electrically operated switch . It consists of a set of input terminals for a single or multiple control signals, and a set of operating contact terminals. The switch may have any number of contacts in multiple contact forms , such as making contacts, breaking contacts, or combinations thereof. Features: High-quality 8 Pins Power Relay Base Socket. Made of premium plastic material, wearable, and durable. 8 round pin type used for general purpose 8 round pin relay. Compatible with MK2P, AH3, ASY, DH48, JQX-10F, JTX-2C, ST3PA relay. Suitable for rail type installation method Specification: Material: Plastic Main Color: Black Model: PF083A Internal Structure: Copper sheet connection Contact Form: Two open and two closed Number of Pins: 8 round pins Installation Method: Rail type Package Weight: Approx.36g/1.3oz