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OPTO 22 MP120D2 Solid-State Relay

The MP120D2 is a DC control Solid State Relay encapsulated with rugged epoxy for durability. It features 4000V of optical isolation, room-temperature liquid epoxy encapsulation, and advanced heat-spreader technology, ensuring high reliability. The relay operates on a 120VAC nominal line voltage, with a typical input resistance of 1000Ω, a signal drop-out voltage of 1V DC, maximum peak repetitive voltage of 600V, and an output voltage drop of 1.6V. It also has a maximum off-state leakage current of 5mA and withstands up to 4000VRMS of isolation voltage. Suitable for industrial applications, this relay is designed for dependable performance in demanding environments.

Authorized Distributors
Source:DigiKey
Part No:MP120D2
Stock:1
Inv Date:06-22-2026
Price: Unit price: $34.18
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Part No:MP120D2
Stock:3
Inv Date:06-23-2026
Price: Unit price: $27.52
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Part No:MP120D2
Stock:0
Inv Date:06-23-2026
Price: N/A
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Part No:MP120D2
Stock:5
Inv Date:06-22-2026
Price: Unit price: $17
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Part No:MP120D2
Stock:2
Inv Date:06-22-2026
Price: Unit price: $23.21
Buy/RFQ:
Part No:MP120D2
Stock:2
Inv Date:06-22-2026
Price: Unit price: $23.21
Buy/RFQ:

OPTO 22 MP120D2 Solid-State Relay Specifications:

  • Optical Isolation: 4000 V
  • Encapsulation: Room-temperature liquid epoxy
  • Heat-spreader technology for improved thermal dissipation
  • Nominal Line Voltage: 120 VAC
  • Input Resistance: 1000 Ω
  • Signal Drop-out Voltage: 1 V DC
  • Peak Repetitive Voltage: 600 V
  • Output Voltage Drop: 1.6 V
  • Off-State Leakage Current: 5 mA
  • Maximum Isolation Voltage: 4000 VRMS
  • Operating Temperature Range: -40°C to 100°C
  • Suitable for industrial automation and control applications

Buy the Buy Opto 22 Solid-State Relay Part Number MP120D2 Online

Enhance your automation system with the Opto 22 MP120D2 solid-state relay. Featuring 4000V optical isolation, epoxy encapsulation, and advanced heat-spreader technology, it ensures long-lasting performance in demanding industrial environments. This relay operates on 120VAC line voltage, offers a typical input resistance of 1000Ω, and handles high surge voltage up to 600V. Its low leakage current and robust construction make it ideal for reliable control, especially in environments requiring high durability and safety standards.

Buy Opto 22 MP120D2 now and experience unmatched reliability and high-performance industrial control solutions.

Frequently Asked Questions

Where can I buy OPTO 22 MP120D2?

You can click on the BUY or RFQ button to purchase MP120D2 from an authorized OPTO 22 distributor.

How do I troubleshoot issues or seek technical support for part MP120D2?

You can download the MP120D2 datasheet or visit the OPTO 22 website for support.

Who is the manufacturer of MP120D2?

OPTO 22

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