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OPTO 22 120D3 120 VAC 3 Amp SSR

Opto 22's Power Series SSRs, like the 120D3, offer a complete line of solid-state relays with a wide range of voltage and current options. The 120D3 model provides 120 VAC, 3 Amp DC control, utilizing a rugged epoxy encapsulation for enhanced reliability and 4,000 volts of optical isolation. These SSRs are ideal for industrial automation, process control, and lighting control applications where reliable and efficient switching is required. Opto 22's commitment to 100% full-load testing ensures consistent performance and a long operational lifespan.

Authorized Distributors
Source:Newark
Part No:120D3
Stock:9
Inv Date:06-23-2026
Price: Unit price: $42.09
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Source:DigiKey
Part No:120D3
Stock:3
Inv Date:06-23-2026
Price: Unit price: $43.19
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Part No:120D3
Stock:27
Inv Date:06-24-2026
Price: Unit price: $40.83
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Part No:120D3
Stock:0
Inv Date:06-24-2026
Price: N/A
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Part No:120D3
Stock:7
Inv Date:06-23-2026
Price: Unit price: $46.3
Buy/RFQ:
Part No:120D3
Stock:1
Inv Date:06-23-2026
Price: Unit price: $36.32
Buy/RFQ:
Part No:120D3
Stock:1
Inv Date:06-22-2026
Price: Unit price: $36.32
Buy/RFQ:
Part No:120D3
Stock:0
Inv Date:06-23-2026
Price: Unit price: $32.55
Buy/RFQ:

OPTO 22 120D3 120 VAC 3 Amp SSR Specifications:

  • optical_isolation: 4,000 V
  • turn_on_time: 0.5 cycle maximum
  • turn_off_time: 0.5 cycle maximum
  • operating_temperature: –40 °C to 100 °C
  • operating_frequency: 25 to 65 Hz
  • coupling_capacitance: 8 pF maximum
  • dvdt_off_state: 200 volts per microsecond

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Frequently Asked Questions

Where can I buy OPTO 22 120D3?

You can click on the BUY or RFQ button to purchase 120D3 from an authorized OPTO 22 distributor.

How do I troubleshoot issues or seek technical support for part 120D3?

You can download the 120D3 datasheet or visit the OPTO 22 website for support.

Who is the manufacturer of 120D3?

OPTO 22

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