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G3PJ-225B DC12-24

Solid State Relay 240V DC-IN 25A 240V AC-OUT


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Overview of G3PJ-225B DC12-24

The G3PJ-225B DC12-24 is a solid-state relay (SSR) designed for industrial applications, offering reliable switching of DC loads. This SSR is capable of handling up to 25A of current with a DC control voltage range from 12V to 24V.


(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

  • DC+: Positive terminal for DC control voltage (12V to 24V)
  • DC-: Ground connection for DC control voltage
  • Load+: Positive terminal for DC load connection
  • Load-: Negative terminal for DC load connection
  • NC: No Connection
  • NO: Normally Open contact

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the G3PJ-225B DC12-24 SSR for a visual representation.

Key Features

  • High Current Capacity: Capable of switching DC loads up to 25A.
  • Wide Control Voltage Range: Operates with DC control voltages ranging from 12V to 24V.
  • Solid-State Reliability: Provides long-lasting and reliable switching performance without mechanical wear.
  • LED Indicator: Includes an LED indicator for easy status monitoring.
  • Compact Design: Space-saving SSR suitable for industrial control panels and automation systems.

Note: For detailed technical specifications, please refer to the G3PJ-225B DC12-24 datasheet.


  • Industrial Automation: Ideal for switching DC loads in industrial automation systems.
  • Power Supplies: Used in DC power supply switching applications.
  • Motor Control: Suitable for DC motor control applications in industrial equipment.


The G3PJ-225B DC12-24 solid-state relay provides efficient switching of DC loads using a DC control signal. It offers reliable performance and durability in industrial environments.

Usage Guide

  • Control Voltage: Apply a DC control voltage between 12V to 24V to the DC+ and DC- pins.
  • Load Connection: Connect the DC load between Load+ and Load- terminals.
  • Status Monitoring: Monitor the relay status using the LED indicator.

Frequently Asked Questions

Q: What is the maximum current rating of the G3PJ-225B DC12-24 SSR?
A: The G3PJ-225B DC12-24 can handle a maximum current of 25A.

Q: Is the G3PJ-225B DC12-24 suitable for 12V and 24V control voltages?
A: Yes, this SSR is designed to operate with DC control voltages ranging from 12V to 24V.


For similar functionalities, consider these alternatives to the G3PJ-225B DC12-24:

  • G3NA-225B DC5-24: Another model from Omron offering similar performance with a different control voltage range.
  • Crydom D2450: A solid-state relay from Crydom suitable for high-current DC switching applications.


The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Product Category Solid State Relays - Industrial Mount RoHS True
REACH Details Product Single Phase Relays
Type Indicator Mounting Style Panel Mount
Load Current Rating 25 A Load Voltage Rating 24 VAC to 240 VAC
Relay Contact Form 1 Form A (SPST-NO) Output Type PhotoTriac
Control Voltage Range 12 VDC to 24 VDC Input Current 7 mA
Minimum Operating Temperature - 30 C Maximum Operating Temperature + 80 C
Series G3PJ Length 100 mm
Width 22.5 mm Height 100 mm
Brand Omron Automation and Safety Product Type SSR - Solid State Relays
Factory Pack Quantity 1 Subcategory Relays
Part # Aliases G3PJ225BDC1224 Unit Weight 8.646471 oz

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