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Phoenix Contact PLCRSC120UC21 120UC Relay Module

The PHOENIX CONTACT PLC-RSC-120UC/21 is a plug-in relay module designed for assembly on DIN rail NS 35/7.5. It combines a base terminal block with a miniature relay, providing a compact and efficient solution for industrial control systems. Key features include a slim design for space-saving installation, efficient connection to system cabling via a V8 adapter, safe isolation between coil and contact, and an RT III sealed relay for reliable performance. The module is ideal for applications requiring robust and isolated relay functionality in automated processes and machinery.

Authorized Distributors
Part No:PLC-RSC-120UC/21
Stock:0
Inv Date:05-29-2026
Price: N/A
Buy/RFQ:
Part No:PLC-RSC-120UC/21
Stock:160
Inv Date:05-28-2026
Price: Unit price: $21.68
Buy/RFQ:
Part No:PLC-RSC-120UC/21
Stock:160
Inv Date:05-28-2026
Price: Unit price: $21.68
Buy/RFQ:

Phoenix Contact PLCRSC120UC21 120UC Relay Module Specifications:

  • Packing unit: 10 STK
  • Ambient temperature (operation): -40 °C ... 55 °C
  • Ambient temperature (storage/transport): -40 °C ... 85 °C
  • Nominal input voltage UN: 120 V AC / 110 V DC
  • Typical input current at UN: 3.5 mA (at UN= 120 V AC) / 3 mA (at UN= 110 V DC)
  • Typical response time: 6 ms
  • Typical release time: 15 ms
  • Protective circuit: Bridge rectifier
  • Operating voltage display: Yellow LED
  • Power dissipation for nominal condition: 0.42 W
  • Contact type: 1 PDT
  • Contact material: AgSnO
  • Maximum switching voltage: 250 V AC/DC
  • Minimum switching voltage: 5 V
  • Min. switching current: 10 mA
  • Maximum inrush current: 10 A (4 s)
  • Limiting continuous current: 6 A
  • Interrupting rating (ohmic load) max.: 140 W (at 24 V DC) / 20 W (at 48 V DC) / 18 W (at 60 V DC) / 23 W (at 110 V DC) / 40 W (at 220 V DC) / 1500 VA (for 250 V AC)
  • Switching capacity in acc. with DIN VDE 0660/IEC 60947: 2 A (at 24 V, DC13) / 0.2 A (at 110 V, DC13) / 0.1 A (at 220 V, DC13) / 3 A (at 24 V, AC15) / 3 A (at 120 V, AC15) / 3 A (at 230 V, AC15)
  • Connection method (input side): Screw connection
  • Stripping length (input side): 8 mm
  • Screw thread (input side): M3
  • Conductor cross section solid (input side): 0.14 mm² ... 2.5 mm²
  • Conductor cross section flexible (input side): 0.14 mm² ... 2.5 mm²
  • Conductor cross section AWG (input side): 26 ... 14
  • Connection method (output side): Screw connection
  • Stripping length (output side): 8 mm
  • Screw thread (output side): M3
  • Conductor cross section solid (output side): 0.14 mm² ... 2.5 mm²
  • Conductor cross section flexible (output side): 0.14 mm² ... 2.5 mm²
  • Conductor cross section AWG (output side): 26 ... 14
  • Test voltage relay winding/relay contact: 4 kV AC (50 Hz, 1 min.)
  • Operating mode: 100% operating factor
  • Mechanical service life: 2 x 10⁷ cycles
  • Flammability rating according to UL 94: V0
  • Standards/regulations: IEC 60664 / EN 50178 / IEC 62103

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Frequently Asked Questions

Where can I buy Phoenix Contact PLCRSC120UC21?

You can click on the BUY or RFQ button to purchase PLCRSC120UC21 from an authorized Phoenix Contact distributor.

How do I troubleshoot issues or seek technical support for part PLCRSC120UC21?

You can download the PLCRSC120UC21 datasheet or visit the Phoenix Contact website for support.

Who is the manufacturer of PLCRSC120UC21?

Phoenix Contact

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