G7G-1A2-CB-DC12 OMRON Spst Contacts Amp Relay

Review OMRON 12v Dc 30relay Spst-no Contacts 240vac 155 Ohm G7g-1a2-cb

The Omron G7G-1A2-CB-DC12 is a high-performance, 30-amp, single-pole, single-throw (SPST) relay with no contacts, designed for use in 240VAC applications. This relay is a part of Omron's G series, which is known for its compact size, reliability, and ease of use.

This 12V 30-amp relay comes with a coil voltage of 12V DC and a contact rating of 240V AC. It features a contact capacity of 30 amps and a contact resistance of less than 10 milliohms, ensuring efficient and reliable electrical switching. The relay is also rated for a maximum operating temperature of 85 degrees Celsius, making it suitable for use in various industrial environments.

The G7G-1A2-CB-DC12 has a compact size, measuring only 41.1mm x 30.8mm x 17.5mm (L x W x H), making it an ideal choice for space-constrained applications. It also has a low contact bounce rate, which helps to minimize the electrical noise generated during switching, ensuring accurate and stable control of electrical circuits.

The relay is designed to be easily integrated into various control systems, with a mounting hole pattern that conforms to DIN rail standards. It also comes with a built-in LED indicator, which illuminates when the relay is energized, making it easy to monitor the status of the relay from a distance.

In summary, the Omron G7G-1A2-CB-DC12 is a versatile and high-performance 30-amp relay that is suitable for use in 240V AC applications. Its compact size, reliable switching performance, and easy integration make it an ideal choice for various industrial control systems.

The Omron G7G-1A2-CB-DC12 and G7G-1A2-CB are 12V DC 30-amp SPST relays with no contacts, designed for use in 240V AC applications. Here are some pros and cons that may help you make an informed decision about purchasing these relays.

1. High current handling capacity: With a 30-amp rating, these relays can handle a significant current, making them suitable for heavy-duty applications.

2. Versatile voltage compatibility: Although they are designed for 240V AC applications, they can be used with a 12V DC power supply.

3. Reliable brand: Omron is a well-known and reputable brand in the electrical components industry, ensuring a high level of quality and reliability.

4. Compact size: These relays are relatively small and compact, which can save space in applications where size is a concern.

1. No contacts: The relays have no contacts, which may limit their usage in certain applications that require contact switching.

2. Requires additional components: To use these relays in an AC application, you will need additional components like a contactor or an isolation transformer.

3. Higher cost: Compared to relays with contacts, these relays may be more expensive due to their additional functionality and features.

The Omron G7G-1A2-CB-DC12 and G7G-1A2-CB relays offer a high current handling capacity, versatile voltage compatibility, and the reliability of a well-known brand. However, their lack of contacts and the requirement for additional components to use them in AC applications may increase the overall cost and complexity of the project.

Based on the information provided, it is recommended to consider the specific requirements of your application before deciding to purchase these relays. If contact switching is necessary, it may be more cost-effective to consider relays with built-in contacts. Otherwise, if you require a high-current, versatile relay for a DC application, these Omron relays could be a good choice.

Details:

Spst normally open contacts, rated 30 amps 240vac, 155 ohm coil, dimensions: 32.51mm w 27.43mm l 27.94mm h, through hole - 4 pins Omron G7G-1A2-CB-DC12 power relay package of 1 relay.

specifications genpurrelays:

• brand: Omron
• mpn: G7g-1a2-cb-dc12
• maximum amperage: 30 A
• current rating: 10a 240vac, 15a 125vac
• pole configuration: Spst-no
• item length: 26.83 Mm
• suitable for: Interior
• current type: Dc
• type: Power Relay
• contact configuration: Single Pole Single Throw
• item height: 27.50 Mm
• contact material: Abs/plastic
• coil voltage: 12 V
• number of pins: 4-pin
• features: Heavy Duty
• application: Automotive, Branch Circuit, Control Equipment Panels, Data Centers, Electrical Wiring, Electronics, Home/garden, Large Appliances, Small Appliances
• country of origin: Malaysia
• item width: 32 Mm

shipping genpurrelays:

• class: standard, expedited
• type: fixed
• transit: 4-8 days
• service: usps ground advantage, usps priority mail, ups 2nd day air, ups ground
• carrier: usps, ups

offer genpurrelays:

• started: january 4, 2026
• options: ship-to-home
• availability: in stock
• prices: $8.00–$115.00
• item condition:
  • New
  • New – Open box
• sold #: 19

seller genpurrelays:

• city: arlington, texas
• # reviews: 7712
• rating: 99.9%

payments genpurrelays:

• wallet: apple-pay
• credit card: diners-club
• other

returns genpurrelays:

• method: money back
• paid by: seller
• policy: returns accepted
• time: 30 days

general genpurrelays:

• category: Business & Industrial > Electrical Equipment Supplies > General Purpose Relays