PHOENIX CONTACT REL-MR-24DC/21 Miniature Power Relay, 1 Changeover Contact, 24 V DC Coil

Miniature power relay with 1 changeover contact (SPDT) and a 24 V DC coil, engineered for reliable switching in industrial control systems. This plug-in relay handles up to 6 A and 250 V AC/DC, making it suitable for a wide range of automation and signal switching tasks.

Advantages

The REL-MR-24DC/21 offers robust performance with a mechanical service life of approximately 20 million operations. Its AgNi contact material ensures low contact resistance and long-term stability. The relay is washable (RT III), allowing for cleaning processes during PCB assembly without damage.

Suitable for

• Industrial automation and control cabinets
• Signal switching in PLC systems
• Interface between electronic control and power circuits
• Applications requiring compact, plug-in relay solutions

Key specifications

• Coil voltage: 24 V DC
• Contact configuration: 1 changeover (SPDT)
• Max. switching voltage: 250 V AC/DC
• Max. switching current: 6 A
• Max. switching power: 1500 VA (AC) / 140 W (DC)
• Coil power: approx. 200 mW
• Operating temperature: -40 °C to 85 °C
• Insulation voltage coil/contact: 4 kV AC
• Response/release time: 5 ms / 2.5 ms
• Mounting: plug-in for relay base

Recommendations

For reliable and space-saving relay solutions in industrial environments, the PHOENIX CONTACT REL-MR-24DC/21 is an excellent choice. Its high switching capacity and long service life reduce maintenance and downtime.