This is a miniature coil electromagnetic relay switch with LED indicator designed for compact control applications. It supports multiple coil voltages and is compatible with the MY2NJ, MY3NJ and MY4NJ configurations. The unit is sized HH53P AC220V and supplied as a single piece. Key benefits Space saving, compact form factor for panel or board mounting in small devices. Builtin LED indicator provides quick visual confirmation of relay status during installation and troubleshooting. Flexible coil voltage options (DC 12V, DC 24V, and AC 220V) help simplify inventory and compatibility across different control systems. Simple plugandplay compatibility with MY2NJ, MY3NJ, and MY4NJ relay configurations, supporting common automation and control workflows. Key attributes Functionality: Electromagnetic relay switch with LED indicator for clear status signaling. Compatibility: Works with MY2NJ, MY3NJ, and MY4NJ configurations. Size: HH53P AC220V. Coil voltages: DC 12V, DC 24V, and AC 220V variants are indicated by the product naming and configuration options. Material: Not specified. Performance: Designed for reliable switching in compact relay applications, with LED indication to aid setup and diagnostics. Technical details Type: Miniature coil electromagnetic relay with LED. Coil voltage variants: DC 12V, DC 24V, AC 220V (as reflected by the model and size designation). Size designation: HH53P AC220V. Models referenced: MY2NJ, MY3NJ, MY4NJ. Package: 1 piece per unit. Use cases and applications PLC or microcontroller driven control: Use to switch small loads in automation projects, with LED status aiding troubleshooting and wiring checks. Compact control panels: Ideal for panelmounted control of indicators, small actuators, or solenoids in spacelimited enclosures. Home or building automation: Integrate into control circuits to manage lighting, ventilation, or auxiliary devices at 220V AC loads from lowvoltage control logic, with clear visual feedback from the LED. Notes for selection and use Ensure the coil voltage matches your control signal (DC 12V, DC 24V, or AC 220V) as appropriate for the MY2NJ/MY3NJ/MY4NJ configurations. Verify that the mechanical size HH53P AC220V fits your mounting space and compatible terminal footprint. This description reflects the product's stated features and configurations; material details are not provided.