Phoenix Contact ST-REL4-KG 24/21-21 Relay Connector
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Relay Connector
A compact and durable relay connector designed for 24 V AC/DC control circuits, offering secure plug-in mounting, reliable switching, and compatibility with industrial automation systems.24-21-2124vACAutomationComponentsConnectorContactControldcinIndustrialInterfaceModulePanelPhoenixPlugRelayST-REL4-KG
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Phoenix Contact ST-REL4-KG 24/21-21 Relay Connector
A high-quality relay connector designed for reliable signal switching and interface applications in industrial control systems. This unit ensures stable performance, secure plug-in mounting, and long-term operational reliability in automation panels and electrical installations. Manufacturer: PHOENIX CONTACT
Type: Relay Connector
Model: ST-REL4-KG 24/21-21
Order No.: 2823308
CH No.: 4500266820 0709
Relay bases and sockets for various relay types are available. For compatible options, please contact us directly or visit our website to view all available models.
| Nominal Input Voltage (UN) | 24 V AC/DC |
| Typical Input Current at UN | 17 mA |
| Protective Circuit | Bridge Rectifier, Varistor |
| Contact Switching Type | 2 Changeover Contacts |
| Type of Switch Contact | Single Contact |
| Contact Material | AgNi |
| Maximum Switching Voltage | 250 V AC/DC |
| Limiting Continuous Current | 3 A |
| Operating Mode | 100% Operating Factor |
| Mounting Type | Plug-In Mounting |
| Operating Temperature | 20 °C to 50 °C |
| Width | 27 mm |
| Height | 33 mm |
| Depth | 66.5 mm |
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