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OPTO 22 120A10 120 VAC Solid State Relay

Opto 22's Power Series SSRs, like the 120A10, are renowned for their reliability and performance. Introduced in 1974, these SSRs feature liquid epoxy encapsulation and 100% full-load testing, ensuring consistent operation. The 120A10 model is specifically designed for 120 VAC applications, offering zero-voltage turn-on, zero-current turn-off, and 4000V optical isolation. Its rugged construction and guaranteed-for-life design make it suitable for demanding industrial environments, including motor control, lighting systems, and process automation.

Authorized Distributors
Source:DigiKey
Part No:120A10
Stock:1
Inv Date:06-09-2026
Price: Unit price: $72.55
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Part No:120A10
Stock:0
Inv Date:06-10-2026
Price: Unit price: $72.54
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Part No:120A10
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Inv Date:06-10-2026
Price: N/A
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Part No:120A10
Stock:0
Inv Date:06-09-2026
Price: Unit price: $116.6
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Part No:120A10
Stock:20
Inv Date:06-09-2026
Price: Unit price: $83.68
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Part No:120A10
Stock:28
Inv Date:06-09-2026
Price: Unit price: $64.16
Buy/RFQ:
Part No:120A10
Stock:28
Inv Date:06-09-2026
Price: Unit price: $64.16
Buy/RFQ:

OPTO 22 120A10 120 VAC Solid State Relay 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 120A10?

You can click on the BUY or RFQ button to purchase 120A10 from an authorized OPTO 22 distributor.

How do I troubleshoot issues or seek technical support for part 120A10?

You can download the 120A10 datasheet or visit the OPTO 22 website for support.

Who is the manufacturer of 120A10?

OPTO 22

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