G3MB-102PL DC12 Equivalent & Substitute Parts

Part Overview

The G3MB-102PL DC12 is a solid-state relay (SSR) manufactured by Omron Automation and Safety, configured as a SPST-NO (1 Form A) device in a 4-SIP package. This component is rated for 2A load current at 75–132V AC output with 9.6–14.4VDC input control voltage. The product is classified as obsolete, making identification of compatible substitute parts essential for system maintenance, repair, and redesign applications where continued supply cannot be guaranteed.

Substiute Parts

G3MB-102PL DC12

Omron Automation and SafetyIn Stock: 862G3MB-102PL DC12 Datasheet

Current PartRFQ

AQG12112

Panasonic Electric WorksIn Stock: 1992AQG12112 Datasheet

SimilarRFQ

AQG22212

Panasonic Electric WorksIn Stock: 1781AQG22212 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the G3MB-102PL DC12 are qualified based on the following critical parameters:

• Circuit Configuration: Must be SPST-NO (1 Form A) to maintain identical switching topology
• Input Voltage Range: Must accommodate 9.6–14.4 VDC control signal
• Package / Case: Must be 4-SIP to ensure mechanical and electrical compatibility with existing PCB layouts
• Mounting Type: Must be Through Hole to match board assembly requirements
• Termination Style: Must be PC Pin for direct connection compatibility
• Load Current Capability: Must support minimum 2A at rated load voltage
• Output Type: Must be AC-compatible

Two substitute parts meet these criteria:

1. AQG12112 (Panasonic Electric Works) – Matches all critical parameters with 1A load current rating
2. AQG22212 (Panasonic Electric Works) – Matches all critical parameters with 2A load current rating (current-matched alternative)

Parameter Comparison

Engineering Selection Recommendations

AQG22212 is the primary substitute for G3MB-102PL DC12. This part maintains identical load current rating (2A), input voltage range (9.6–14.4 VDC), package configuration (4-SIP), and mounting specifications. The AQG22212 is classified as Active product status with ROHS3 compliance, ensuring long-term availability and regulatory alignment. The extended load voltage range (75–264V versus 75–132V) provides additional operational margin without compromising compatibility in the original application envelope.

AQG12112 is a secondary substitute suitable only for applications where load current does not exceed 1A. This part shares identical input voltage, package, and mounting characteristics but is rated for half the load current of the original component. The AQG12112 includes zero-cross switching capability and is RoHS Compliant. Selection of AQG12112 requires confirmation that circuit load current remains below 1A maximum.

Both substitute parts are manufactured by Panasonic Electric Works and carry Active product status, ensuring supply chain continuity and technical support availability.

Frequently Asked Questions (FAQ)

Q: Can AQG12112 be used as a direct replacement for G3MB-102PL DC12?

A: AQG12112 is mechanically and electrically compatible in terms of package (4-SIP), mounting (Through Hole), input voltage (9.6–14.4 VDC), and circuit configuration (SPST-NO). However, its load current rating is 1A, compared to 2A for the original part. Use AQG12112 only if circuit load current does not exceed 1A.

Q: What is the primary advantage of AQG22212 over AQG12112?

A: AQG22212 maintains the 2A load current rating of the original G3MB-102PL DC12, eliminating the need to verify load current compliance. Both parts are otherwise equivalent in package, mounting, input voltage, and circuit configuration.

Q: Are the substitute parts compatible with existing PCB layouts designed for G3MB-102PL DC12?

A: Yes. Both AQG12112 and AQG22212 use identical 4-SIP package and PC Pin termination, ensuring direct mechanical and electrical compatibility with through-hole PCB designs.

Q: What is the difference in load voltage range between the original and substitute parts?

A: The G3MB-102PL DC12 is rated for 75–132V load voltage. Both substitute parts (AQG12112 and AQG22212) are rated for 75–264V, providing extended voltage margin. Applications operating within the original 75–132V range are fully compatible.

Q: Why is product status relevant to part selection?

A: The G3MB-102PL DC12 is classified as Obsolete, indicating discontinued manufacturing and uncertain future availability. Both substitute parts are classified as Active, ensuring continued supply, technical documentation, and manufacturer support for the foreseeable future.

Q: Do the substitute parts require any circuit modifications?

A: No circuit modifications are required. Both AQG12112 and AQG22212 accept identical 9.6–14.4 VDC input control voltage and provide SPST-NO switching action. Pin-for-pin compatibility is maintained through the 4-SIP package standard.