Mfr Part #:

MP120D2

Mfr Name: Opto 22

The Opto 22 MP120D2 is a DC-controlled MP Series solid state relay designed for PCB mounting. It switches 120 VAC at up to 2 Amps.

✓ Total Stock: 2 pcs

$ Price Range: $25.75

MP120D2 Available from 1 distributor

✓ Authorised

✓ Non-Authorised

Distributor		Stock	Pricing	MOQ	PKG	Lead Time	Date Code	On Order Quantity	On Order Delivery
Bristol Electronics ✓ Non-Authorised Inventory information	2 pcs On Request	2 pcs	On Request	1	On Request	On Request	2026-02-25 06:16:38	On Request	On Request

MP120D2 Specifications Quick View

Most important parameters for selection – full specs in datasheet.

SELECT ALL

Category	New Products
Manufacturer Name	Opto 22
Thermal Resistance	20 °C/Watt

View Similar Products (0)

MP120D2 Description

Short technical summary and product information.

The Opto 22 MP120D2 is a DC-controlled solid state relay from the MP Series, specifically designed for OEMs requiring a minimum footprint for maximum relay density on printed circuit boards. This relay is capable of switching 120 VAC at a nominal current rating of 2 Amps.

Key electrical specifications include a 4,000 V RMS isolation voltage, a maximum output voltage drop of 1.6 volts, and a maximum off-state leakage of 5 mA. The signal input resistance is 1000 Ohms, with a pick-up voltage of 3 VDC and a drop-out voltage of 1 VDC. The operating voltage range for this model is 12–140 VAC.

Opto 22 solid-state relays are known for their reliability, featuring rugged epoxy encapsulation and unique heat-spreader technology. The MP120D2 carries a lifetime warranty, reflecting the manufacturer's confidence in its quality and durability. This component is suitable for applications where space is a constraint and high reliability is required.

MP120D2 Quick Information

Product Type: Solid State Relay

Series: MP Series

Canonical Name: Opto 22 MP120D2 DC-Controlled Solid State Relay

Subcategory: Power Relay

MP120D2 Compliance

RoHS Status: RoHS Compliant

Moisture Sensitivity Level (MSL): 1 Unlimited

REACH Status: REACH Unaffected

MP120D2 Estimated Pricing

Qty	Low	High
1+	$25.75	$25.75

Estimated market price range - modelled values for guidance only, not live distributor offers.

MP120D2 Features

Switches 120 VAC at up to 2 Amps.
DC control input with 3 VDC pick-up voltage.
4,000 volts of optical isolation.
Compact footprint for PCB mounting.
Carries a lifetime warranty.

MP120D2 Applications

Ideal for OEM printed circuit board designs.
Suitable for high-density relay applications.
Used in industrial control systems.
Reliable power switching solutions.

MP120D2 FAQs

7 frequently asked questions generated from this part’s specifications.

What is the nominal AC line voltage for the Opto 22 MP120D2?

The nominal AC line voltage is 120 VAC.

What is the nominal current rating for the MP120D2?

The nominal current rating is 2 Amps.

What is the isolation voltage of the Opto 22 MP120D2?

The isolation voltage is 4,000 V RMS.

What is the maximum output voltage drop for this solid state relay?

The maximum output voltage drop is 1.6 volts.

What is the off-state leakage current for the MP120D2?

The maximum off-state leakage is 5 mA.

What is the RoHS status of the Opto 22 MP120D2?

The RoHS status is RoHS3 Compliant.

What is the Moisture Sensitivity Level (MSL) for the MP120D2?

The Moisture Sensitivity Level is 1 Unlimited.