G9EB-1-B DC12 General Purpose Relay Equivalent & Substitute Parts

Part Overview

The G9EB-1-B DC12 is a general purpose relay manufactured by Omron Electronics Inc-EMC Div, configured as a single-pole single-throw normally open (SPST-NO) contact form with a 12VDC coil. This relay is designed for chassis mount applications requiring 25A contact rating at 250VDC maximum switching voltage. The part is currently listed as obsolete, making identification of active equivalent models essential for procurement and system continuity.

Substiute Parts

G9EB-1-B DC12
Omron Electronics Inc-EMC DivIn Stock: 1287G9EB-1-B DC12 Datasheet
G9EB-1-B DC12
Current Part
G9EB-1-B-ED1 DC12
Omron Electronics Inc-EMC DivIn Stock: 1166G9EB-1-B-ED1 DC12 Datasheet
G9EB-1-B-ED1 DC12
Parametric Equivalent

Key Parameters

Parameter Value
Coil Voltage 12VDC
Contact Form SPST-NO (1 Form A)
Contact Rating (Current) 25 A
Switching Voltage (Max) 250VDC
Mounting Type Chassis Mount
Termination Style Screw Terminal
Coil Current 167 mA
Coil Resistance 72 Ohms
Operating Temperature Range -40°C ~ 70°C
Seal Rating Sealed - Fully
Coil Type Non Latching

Substitute Part Grouping Explanation

Substitution of the G9EB-1-B DC12 is determined by strict equivalence across the following critical parameters:

  • Coil voltage specification (12VDC)
  • Contact configuration (SPST-NO, 1 Form A)
  • Current rating (25A minimum)
  • Maximum switching voltage (250VDC)
  • Mounting type (Chassis Mount)
  • Termination style (Screw Terminal)
  • Operating temperature range (-40°C ~ 70°C)
  • Seal rating (Sealed - Fully)

Parts meeting all these criteria are classified as parametric equivalents and may be used as direct substitutes in applications where the original part is no longer available.

Parameter Comparison

Parameter G9EB-1-B DC12 G9EB-1-B-ED1 DC12
Manufacturer Omron Electronics Inc-EMC Div Omron Electronics Inc-EMC Div
Series G9EB-1 G9EB-1
Product Status Obsolete Active
Coil Voltage 12VDC 12VDC
Contact Form SPST-NO (1 Form A) SPST-NO (1 Form A)
Contact Rating (Current) 25 A 25 A
Switching Voltage (Max) 250VDC 250VDC
Coil Current 167 mA 167 mA
Coil Resistance 72 Ohms 72 Ohms
Mounting Type Chassis Mount Chassis Mount
Termination Style Screw Terminal Screw Terminal
Seal Rating Sealed - Fully Sealed - Fully
Coil Type Non Latching Non Latching
Operating Temperature -40°C ~ 70°C -40°C ~ 70°C
Must Operate Voltage 9 VDC 9 VDC
Must Release Voltage 1.2 VDC 1.2 VDC
Operate Time 30 ms 30 ms
Release Time 15 ms 15 ms
RoHS Status RoHS Compliant RoHS Compliant
ECCN EAR99 EAR99
HTSUS 8536.41.0050 8536.41.0050

Engineering Selection Recommendations

The G9EB-1-B-ED1 DC12 is a direct parametric equivalent to the obsolete G9EB-1-B DC12. Both parts are manufactured by Omron Electronics Inc-EMC Div within the same G9EB-1 series and share identical electrical and mechanical specifications. The primary distinction is product status: the G9EB-1-B-ED1 DC12 is currently active in production, while the original part is obsolete.

Both parts carry RoHS compliance certification and are classified under ECCN EAR99 with matching HTSUS codes. The G9EB-1-B-ED1 DC12 carries an MSL rating of 1 (Unlimited), indicating no moisture sensitivity constraints during storage and handling.

For applications currently using the G9EB-1-B DC12, the G9EB-1-B-ED1 DC12 provides full functional and mechanical compatibility without design modification.

Frequently Asked Questions (FAQ)

Q: Can the G9EB-1-B-ED1 DC12 be used as a direct replacement for the G9EB-1-B DC12?

A: Yes. Both parts are identical in all electrical and mechanical parameters, including coil voltage, contact rating, switching voltage, mounting type, and termination style. The G9EB-1-B-ED1 DC12 is the active production equivalent.

Q: What is the difference between these two part numbers?

A: The G9EB-1-B-ED1 DC12 includes the suffix "-ED1" and is currently in active production status. The original G9EB-1-B DC12 is obsolete. All functional specifications remain unchanged.

Q: Are there any compatibility concerns with the screw terminal configuration?

A: No. Both parts use identical screw terminal termination style and are designed for chassis mount applications. Existing wiring and terminal connections require no modification.

Q: Do both parts meet RoHS compliance requirements?

A: Yes. Both the G9EB-1-B DC12 and G9EB-1-B-ED1 DC12 are RoHS compliant and carry identical ECCN and HTSUS classifications.

Q: What is the operating temperature range for these relays?

A: Both parts operate across the range of -40°C to 70°C, with identical must-operate and must-release voltage thresholds of 9VDC and 1.2VDC respectively.

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