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Phoenix Contact RELMR120AC2121MS 120V AC Relay with Contacts

The PHOENIX CONTACT REL-MR-120AC/21-21/MS is a versatile plug-in miniature relay engineered for robust performance in industrial environments. This relay incorporates a power contact and a 2 PDT configuration, providing flexibility in circuit design. The integrated test button allows for easy functional verification, while the mechanical switch position indicator offers visual confirmation of relay state. A status LED provides immediate feedback on the relay's operational status. With a coil voltage of 120 V AC, it's suitable for a wide range of applications, including automation, control systems, and power distribution. Its compact design and reliable operation make it a preferred choice for demanding industrial applications.

Authorized Distributors
Part No:REL-MR-120AC/21-21/MS
Stock:0
Inv Date:05-29-2026
Price: N/A
Buy/RFQ:
Part No:REL-MR-120AC/21-21/MS
Stock:116
Inv Date:05-28-2026
Price: Unit price: $9.17
Buy/RFQ:
Part No:REL-MR-120AC/21-21/MS
Stock:116
Inv Date:05-28-2026
Price: Unit price: $9.17
Buy/RFQ:

Phoenix Contact RELMR120AC2121MS 120V AC Relay with Contacts Specifications:

  • Packing unit: 1 pc
  • Minimum order quantity: 10 pc
  • Weight per Piece (excluding packing): 18.0 g
  • Custom tariff number: 85364900
  • Country of origin: China
  • Width: 12.7 mm
  • Height: 29 mm
  • Depth: 25 mm
  • Ambient temperature (operation): -40 °C ... 70 °C
  • Ambient temperature (storage/transport): -40 °C ... 85 °C
  • Nominal input voltage UN: 120 V AC
  • Typical input current at UN: 7 mA
  • Typical response time: 3 ms ... 12 ms
  • Typical release time range: 2 ms ... 8 ms
  • Contact type: 2 PDT
  • Contact material: AgNi
  • Maximum switching voltage: 250 V AC/DC
  • Minimum switching voltage: 12 V (at 10 mA)
  • Min. switching current: 10 mA (at 12 V)
  • Maximum inrush current: 16 A (20 ms)
  • Limiting continuous current: 8 A
  • Interrupting rating (ohmic load) max.: 2000 VA (for 250 V AC)
  • Switching capacity in acc. with DIN VDE 0660/IEC 60947: 1 A (at 24 V, DC13)
  • Switching capacity in acc. with DIN VDE 0660/IEC 60947_2: 1.5 A (at 24 V, AC15)
  • Switching capacity in acc. with DIN VDE 0660/IEC 60947_3: 1.5 A (at 120 V, AC15)
  • Switching capacity in acc. with DIN VDE 0660/IEC 60947_4: 1.5 A (at 240 V, AC15)
  • Test voltage relay winding/relay contact: 5 kV AC (50 Hz, 1 min.)
  • Test voltage relay contact/relay contact: 2.5 kV AC (50 Hz, 1 min.)
  • Mechanical service life: 5 x 10^6 cycles
  • Standards/regulations: DIN EN 61810-1, VDE 0435-201, EN 50178, IEC 62103
  • Connection in acc. with standard: CUL

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Frequently Asked Questions

Where can I buy Phoenix Contact RELMR120AC2121MS?

You can click on the BUY or RFQ button to purchase RELMR120AC2121MS from an authorized Phoenix Contact distributor.

How do I troubleshoot issues or seek technical support for part RELMR120AC2121MS?

You can download the RELMR120AC2121MS datasheet or visit the Phoenix Contact website for support.

Who is the manufacturer of RELMR120AC2121MS?

Phoenix Contact

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